{"id":12163,"date":"2023-12-30T20:07:11","date_gmt":"2023-12-30T16:37:11","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/2-dev-null-%d8%af%d9%82%db%8c%d9%82%d8%a7-%da%86%d9%87-%da%a9%d8%a7%d8%b1%db%8c-%d8%a7%d9%86%d8%ac%d8%a7%d9%85-%d9%85%db%8c-%d8%af%d9%87%d8%af%d8%9f\/"},"modified":"2023-12-30T20:07:11","modified_gmt":"2023-12-30T16:37:11","slug":"2-dev-null-%d8%af%d9%82%db%8c%d9%82%d8%a7-%da%86%d9%87-%da%a9%d8%a7%d8%b1%db%8c-%d8%a7%d9%86%d8%ac%d8%a7%d9%85-%d9%85%db%8c-%d8%af%d9%87%d8%af%d8%9f","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/2-dev-null-%d8%af%d9%82%db%8c%d9%82%d8%a7-%da%86%d9%87-%da%a9%d8%a7%d8%b1%db%8c-%d8%a7%d9%86%d8%ac%d8%a7%d9%85-%d9%85%db%8c-%d8%af%d9%87%d8%af%d8%9f\/","title":{"rendered":"2>\/dev\/null \u062f\u0642\u06cc\u0642\u0627 \u0686\u0647 \u06a9\u0627\u0631\u06cc \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u062f\u061f"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0633\u0631\u0641\u0635\u0644\u0647\u0627\u06cc \u0645\u0637\u0644\u0628<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/rasanegaar.com\/blog\/2-dev-null-%d8%af%d9%82%db%8c%d9%82%d8%a7-%da%86%d9%87-%da%a9%d8%a7%d8%b1%db%8c-%d8%a7%d9%86%d8%ac%d8%a7%d9%85-%d9%85%db%8c-%d8%af%d9%87%d8%af%d8%9f\/#%d8%af%d8%b3%d8%aa%da%af%d8%a7%d9%87_%d9%be%d9%88%da%86_%e2%80%93_%e2%80%98devnull\" >\u062f\u0633\u062a\u06af\u0627\u0647 \u067e\u0648\u0686 \u2013 &#8216;\/dev\/null&#8217;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/rasanegaar.com\/blog\/2-dev-null-%d8%af%d9%82%db%8c%d9%82%d8%a7-%da%86%d9%87-%da%a9%d8%a7%d8%b1%db%8c-%d8%a7%d9%86%d8%ac%d8%a7%d9%85-%d9%85%db%8c-%d8%af%d9%87%d8%af%d8%9f\/#%d8%aa%d9%88%d8%b5%db%8c%d9%81_%da%a9%d9%86%d9%86%d8%af%d9%87_%d9%81%d8%a7%db%8c%d9%84_%e2%80%93_%e2%80%982\" >\u062a\u0648\u0635\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0641\u0627\u06cc\u0644 &#8211; &#8216;2&#8217;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/rasanegaar.com\/blog\/2-dev-null-%d8%af%d9%82%db%8c%d9%82%d8%a7-%da%86%d9%87-%da%a9%d8%a7%d8%b1%db%8c-%d8%a7%d9%86%d8%ac%d8%a7%d9%85-%d9%85%db%8c-%d8%af%d9%87%d8%af%d8%9f\/#%d8%b9%d9%85%d9%84%da%af%d8%b1_%d8%aa%d8%ba%db%8c%db%8c%d8%b1_%d9%85%d8%b3%db%8c%d8%b1_%d9%81%d8%a7%db%8c%d9%84_%e2%80%93_%e2%80%98%3e\" >\u0639\u0645\u0644\u06af\u0631 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u0633\u06cc\u0631 \u0641\u0627\u06cc\u0644 \u2013 &#8216;>&#8217;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/rasanegaar.com\/blog\/2-dev-null-%d8%af%d9%82%db%8c%d9%82%d8%a7-%da%86%d9%87-%da%a9%d8%a7%d8%b1%db%8c-%d8%a7%d9%86%d8%ac%d8%a7%d9%85-%d9%85%db%8c-%d8%af%d9%87%d8%af%d8%9f\/#%d8%a8%d8%a7_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_2%3edevnull\" >\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 2>\/dev\/null<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/rasanegaar.com\/blog\/2-dev-null-%d8%af%d9%82%db%8c%d9%82%d8%a7-%da%86%d9%87-%da%a9%d8%a7%d8%b1%db%8c-%d8%a7%d9%86%d8%ac%d8%a7%d9%85-%d9%85%db%8c-%d8%af%d9%87%d8%af%d8%9f\/#%d9%86%d8%aa%db%8c%d8%ac%d9%87\" >\u0646\u062a\u06cc\u062c\u0647<\/a><\/li><\/ul><\/nav><\/div>\n<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span><p> <br \/>\n<\/p>\n<div id=\"wpbody\">\u0686\u0647 \u06a9\u0627\u0631\u0628\u0631 \u062c\u062f\u06cc\u062f \u0644\u06cc\u0646\u0648\u06a9\u0633 \u0628\u0627\u0634\u06cc\u062f \u0648 \u0686\u0647 \u0628\u0627 \u062a\u062c\u0631\u0628\u0647 bash \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u060c \u0628\u0647 \u0627\u062d\u062a\u0645\u0627\u0644 \u0632\u06cc\u0627\u062f \u0628\u0627 \u062f\u0633\u062a\u0648\u0631 \u0631\u0645\u0632\u06cc 2>\/dev\/null \u0645\u0648\u0627\u062c\u0647 \u0634\u062f\u0647 \u0627\u06cc\u062f.  \u0627\u06af\u0631\u0686\u0647 \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0627\u0632 \u0646\u0638\u0631 \u0641\u0646\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0628\u0647 \u0646\u0638\u0631 \u0645\u06cc \u0631\u0633\u062f\u060c \u0627\u0645\u0627 \u0647\u062f\u0641 \u0622\u0646 \u0628\u0633\u06cc\u0627\u0631 \u0633\u0627\u062f\u0647 \u0627\u0633\u062a.  \u0628\u0647 \u06cc\u06a9 \u062f\u0633\u062a\u06af\u0627\u0647 \u062a\u0647\u06cc \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0633\u0631\u06a9\u0648\u0628 \u062e\u0631\u0648\u062c\u06cc \u062f\u0633\u062a\u0648\u0631\u0627\u062a \u0645\u062e\u062a\u0644\u0641 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.  \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0647\u0631 \u0628\u062e\u0634 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 2>\/dev\/null \u0631\u0627 \u062a\u062c\u0632\u06cc\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0647\u062f\u0641 \u0622\u0646 \u0631\u0627 \u062a\u0648\u0636\u06cc\u062d \u0645\u06cc\u200c\u062f\u0647\u062f \u0648 \u0646\u0645\u0648\u0646\u0647\u200c\u0647\u0627\u06cc\u06cc \u0627\u0632 \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u0631\u0627 \u0645\u0634\u0627\u0647\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d8%af%d8%b3%d8%aa%da%af%d8%a7%d9%87_%d9%be%d9%88%da%86_%e2%80%93_%e2%80%98devnull\"><\/span>\u062f\u0633\u062a\u06af\u0627\u0647 \u067e\u0648\u0686 \u2013 &#8216;\/dev\/null&#8217;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062a\u0645\u0627\u0645\u06cc \u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u0644\u06cc\u0646\u0648\u06a9\u0633 \u062f\u0627\u0631\u0627\u06cc \u0648\u06cc\u0698\u06af\u06cc \u0628\u0647 \u0646\u0627\u0645 \u062f\u0633\u062a\u06af\u0627\u0647 \u0647\u0627\u06cc \u0645\u062c\u0627\u0632\u06cc \u0647\u0633\u062a\u0646\u062f.  \u0627\u06cc\u0646 \u062f\u0633\u062a\u06af\u0627\u0647 \u0647\u0627\u06cc \u0645\u062c\u0627\u0632\u06cc \u0645\u0627\u0646\u0646\u062f \u0641\u0627\u06cc\u0644 \u0647\u0627\u06cc \u0648\u0627\u0642\u0639\u06cc \u062f\u0631 \u0633\u06cc\u0633\u062a\u0645 \u0639\u0627\u0645\u0644 \u062a\u0639\u0627\u0645\u0644 \u062f\u0627\u0631\u0646\u062f.  \u0639\u0645\u0644\u06a9\u0631\u062f \u0686\u0646\u06cc\u0646 \u062f\u0633\u062a\u06af\u0627\u0647 \u0647\u0627\u06cc \u0645\u062c\u0627\u0632\u06cc \u0634\u0628\u06cc\u0647 \u0628\u0647 \u062f\u0633\u062a\u06af\u0627\u0647 \u0647\u0627\u06cc \u0648\u0627\u0642\u0639\u06cc \u0627\u0633\u062a.  \u0622\u0646\u0647\u0627 \u0628\u0631\u0627\u06cc \u0646\u0648\u0634\u062a\u0646 \u0648 \u062e\u0648\u0627\u0646\u062f\u0646 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f.  \u062a\u0641\u0627\u0648\u062a \u0627\u0635\u0644\u06cc \u0628\u06cc\u0646 \u0627\u06cc\u0646 \u062f\u0648 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u062f\u0633\u062a\u06af\u0627\u0647 \u0647\u0627\u06cc \u0645\u062c\u0627\u0632\u06cc \u062a\u0648\u0633\u0637 \u0633\u06cc\u0633\u062a\u0645 \u0639\u0627\u0645\u0644 \u062a\u0627\u0645\u06cc\u0646 \u0645\u06cc \u0634\u0648\u062f. <\/p>\n<p>\/dev\/null \u06cc\u06a9 \u062f\u0633\u062a\u06af\u0627\u0647 null \u0627\u0633\u062a \u2013 \u0646\u0648\u0639 \u062e\u0627\u0635\u06cc \u0627\u0632 \u062f\u0633\u062a\u06af\u0627\u0647 \u0645\u062c\u0627\u0632\u06cc.  \u062f\u0631 \u0647\u0631 \u0633\u06cc\u0633\u062a\u0645 \u0644\u06cc\u0646\u0648\u06a9\u0633 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u0648 \u0647\u062f\u0641 \u0627\u06cc\u0646 \u062f\u0633\u062a\u06af\u0627\u0647 \u062f\u0648\u0631 \u0627\u0646\u062f\u0627\u062e\u062a\u0646 \u0647\u0631 \u0686\u06cc\u0632\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u0622\u0646 \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0627\u0646\u062a\u0647\u0627\u06cc \u0641\u0627\u06cc\u0644 (EOF) \u0631\u0627 \u0645\u06cc \u062e\u0648\u0627\u0646\u062f.  \u0628\u06cc\u0634\u062a\u0631 \u062f\u0633\u062a\u06af\u0627\u0647 \u0647\u0627\u06cc \u0645\u062c\u0627\u0632\u06cc \u0628\u0631\u0627\u06cc \u062e\u0648\u0627\u0646\u062f\u0646 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f.  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \/dev\/null \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0627\u0633\u062a \u0632\u06cc\u0631\u0627 \u0628\u0631\u0627\u06cc \u0633\u0631\u06a9\u0648\u0628 \u0647\u0631 \u062f\u0627\u062f\u0647 \u0627\u06cc \u06a9\u0647 \u0631\u0648\u06cc \u0622\u0646 \u0646\u0648\u0634\u062a\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.  \u0628\u0647 \u0639\u0628\u0627\u0631\u062a \u0633\u0627\u062f\u0647\u060c \u0628\u0631\u0627\u06cc \u0647\u0631 \u062f\u0627\u062f\u0647 \u0627\u06cc \u06a9\u0647 \u062f\u0631 \u0633\u06cc\u0633\u062a\u0645 \u0639\u0627\u0645\u0644 \u0644\u06cc\u0646\u0648\u06a9\u0633 \u0631\u0648\u06cc \u0622\u0646 \u0646\u0648\u0634\u062a\u0647 \u0645\u06cc \u0634\u0648\u062f\u060c \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0633\u06cc\u0627\u0647 \u0686\u0627\u0644\u0647 \u0639\u0645\u0644 \u0645\u06cc \u06a9\u0646\u062f.  <\/p>\n<p>\u062d\u0627\u0644\u060c \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 \u0642\u0633\u0645\u062a \u0647\u0627\u06cc \u0628\u0627\u0642\u06cc \u0645\u0627\u0646\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 2 > \/dev\/null \u0628\u06cc\u0627\u0646\u062f\u0627\u0632\u06cc\u0645<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d8%aa%d9%88%d8%b5%db%8c%d9%81_%da%a9%d9%86%d9%86%d8%af%d9%87_%d9%81%d8%a7%db%8c%d9%84_%e2%80%93_%e2%80%982\"><\/span>\u062a\u0648\u0635\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0641\u0627\u06cc\u0644 &#8211; &#8216;2&#8217;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0647\u0631 \u062f\u0633\u062a\u0648\u0631\u06cc \u06a9\u0647 \u062f\u0631 \u0644\u06cc\u0646\u0648\u06a9\u0633 \u0627\u062c\u0631\u0627 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0633\u0647 \u0641\u0627\u06cc\u0644 \u0645\u0631\u062a\u0628\u0637 \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f: \u0648\u0631\u0648\u062f\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u060c \u062e\u0631\u0648\u062c\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0648 \u0641\u0627\u06cc\u0644\u200c\u0647\u0627\u06cc \u062e\u0637\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f.  \u0633\u06cc\u0633\u062a\u0645 \u0639\u0627\u0645\u0644 \u0644\u06cc\u0646\u0648\u06a9\u0633 \u0628\u0647 \u0647\u0631 \u06cc\u06a9 \u0627\u0632 \u0627\u06cc\u0646 \u0641\u0627\u06cc\u0644 \u0647\u0627 \u0628\u0627 \u06cc\u06a9 \u0639\u062f\u062f \u0635\u062d\u06cc\u062d \u063a\u06cc\u0631 \u0645\u0646\u0641\u06cc \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0627\u0634\u0627\u0631\u0647 \u0645\u06cc \u06a9\u0646\u062f. <\/p>\n<ul>\n<li>&#8216;0&#8217; \u0628\u0631\u0627\u06cc \u0648\u0631\u0648\u062f\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f<\/li>\n<li>&#8216;1&#8217; \u0628\u0631\u0627\u06cc \u062e\u0631\u0648\u062c\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f<\/li>\n<li>&#8220;2&#8221; \u0628\u0631\u0627\u06cc \u062e\u0637\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f<\/li>\n<\/ul>\n<p>\u0627\u0635\u0637\u0644\u0627\u062d\u0627\u062a \u0641\u0646\u06cc \u0648\u0631\u0648\u062f\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u060c \u062e\u0631\u0648\u062c\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0648 \u062c\u0631\u06cc\u0627\u0646 \u0647\u0627\u06cc \u062e\u0637\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0628\u0647 \u062a\u0631\u062a\u06cc\u0628 stdin\u060c stdout \u0648 stderr \u0647\u0633\u062a\u0646\u062f. <\/p>\n<p>\u0645\u06cc \u062f\u0627\u0646\u06cc\u0645 \u06a9\u0647 \u0639\u062f\u062f &#8216;2&#8217; \u062f\u0631 \u062f\u0633\u062a\u0648\u0631 &#8216;2>\/dev\/null&#8217; \u0628\u0647 \u062c\u0631\u06cc\u0627\u0646 \u062e\u0637\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f (stderr) \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f. <\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d8%b9%d9%85%d9%84%da%af%d8%b1_%d8%aa%d8%ba%db%8c%db%8c%d8%b1_%d9%85%d8%b3%db%8c%d8%b1_%d9%81%d8%a7%db%8c%d9%84_%e2%80%93_%e2%80%98%3e\"><\/span>\u0639\u0645\u0644\u06af\u0631 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u0633\u06cc\u0631 \u0641\u0627\u06cc\u0644 \u2013 &#8216;>&#8217;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0646\u0645\u0627\u062f &#8216;>&#8217; \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0639\u0645\u0644\u06af\u0631 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u0633\u06cc\u0631 \u0641\u0627\u06cc\u0644 \u0634\u0646\u0627\u062e\u062a\u0647 \u0645\u06cc \u0634\u0648\u062f.  \u0647\u062f\u0641 \u0622\u0646 \u0647\u062f\u0627\u06cc\u062a \u0622\u0646\u0686\u0647 \u062f\u0631 \u0633\u0645\u062a \u0686\u067e \u0622\u0646 \u0627\u0633\u062a \u0628\u0647 \u062f\u0633\u062a\u0648\u0631\u0627\u062a \u0627\u0633\u062a \u0631\u0648\u06cc \u0633\u0645\u062a \u0631\u0627\u0633\u062a.  \u0628\u0647 \u0639\u0628\u0627\u0631\u062a \u0633\u0627\u062f\u0647\u200c\u062a\u0631\u060c \u0647\u0631 \u0631\u0634\u062a\u0647 \u062f\u0627\u062f\u0647 \u062f\u0631 \u0633\u0645\u062a \u0686\u067e \u0628\u0647 \u0633\u0645\u062a \u0631\u0627\u0633\u062a \u0627\u067e\u0631\u0627\u062a\u0648\u0631 \u0647\u062f\u0627\u06cc\u062a \u0645\u06cc\u200c\u0634\u0648\u062f. <\/p>\n<p>\u062a\u0627 \u06a9\u0646\u0648\u0646\u060c \u0647\u062f\u0641 \u0647\u0631 \u062c\u0632\u0621 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 2>\/dev\/null \u0631\u0627 \u062f\u0631\u06a9 \u06a9\u0631\u062f\u0647 \u0627\u06cc\u0645.  \u062c\u0631\u06cc\u0627\u0646 \u062e\u0637\u0627 \u0631\u0627 \u0628\u0647 \/dev\/null \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u0622\u0646 \u0631\u0627 \u062f\u0648\u0631 \u0645\u06cc \u0632\u0646\u062f.  \u0628\u0647 \u0639\u0628\u0627\u0631\u062a \u062f\u06cc\u06af\u0631\u060c \u0627\u0632 \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0628\u0631\u0627\u06cc \u062d\u0630\u0641 \u0648 \u0633\u0631\u06a9\u0648\u0628 \u062e\u0631\u0648\u062c\u06cc \u0647\u0627\u06cc \u062e\u0637\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0627\u06af\u0631 \u0634\u0645\u0627 \u06cc\u06a9 \u06a9\u0647\u0646\u0647 \u06a9\u0627\u0631 \u0628\u0627 \u062a\u062c\u0631\u0628\u0647 \u0644\u06cc\u0646\u0648\u06a9\u0633 \u0647\u0633\u062a\u06cc\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u0627\u062c\u0631\u0627\u06cc \u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u062f\u0631 \u0641\u0627\u06cc\u0644 \/dev\/null \u0628\u0647 \u0645\u062d\u062a\u0648\u06cc\u0627\u062a \u0641\u0627\u06cc\u0644 \/dev\/null \u0646\u06af\u0627\u0647 \u06a9\u0646\u06cc\u062f. terminal:<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">ls<\/span> <span class=\"re5\">-\u0644<\/span> <span class=\"sy0\">\/<\/span>\u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u0647<span class=\"sy0\">\/<\/span>\u062e\u0627\u0644\u06cc<\/div>\n<\/div>\n<p><img decoding=\"async\" fetchpriority=\"high\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110472\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/1-8-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/1-8-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/1-8-810x608.jpg 810w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" title=\"\"><\/p>\n<p>\u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u062f\u0631 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f \u06a9\u0647 \u0628\u0627\u06cc\u062f \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0641\u06cc\u0644\u062a\u0631 \u06a9\u0646\u06cc\u0645 \u0631\u0648\u06cc \u062e\u0637\u0627\u0647\u0627 \u06cc\u0627 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u062e\u0631\u0648\u062c\u06cc \u0647\u0627\u06cc \u0645\u0631\u062a\u0628\u0637 \u0628\u0627 \u062a\u0648\u0636\u06cc\u062d\u0627\u062a \u0627\u0634\u062a\u0628\u0627\u0647 \u0631\u0627 \u06a9\u0646\u0627\u0631 \u0628\u06af\u0630\u0627\u0631\u06cc\u0645.  \u0628\u0627 \u062d\u0631\u06a9\u062a \u0631\u0648 \u0628\u0647 \u062c\u0644\u0648\u060c \u0646\u0645\u0648\u0646\u0647 \u0647\u0627\u06cc\u06cc \u0627\u0632 \u06a9\u0627\u0631\u0628\u0631\u062f \u0622\u0646 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f \u0631\u0648\u06cc \u06cc\u06a9 \u0633\u06cc\u0633\u062a\u0645 \u0627\u0648\u0628\u0648\u0646\u062a\u0648 <\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d8%a8%d8%a7_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_2%3edevnull\"><\/span>\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 2>\/dev\/null<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u0632 \u0622\u0646\u062c\u0627\u06cc\u06cc \u06a9\u0647 \u0645\u06cc \u062f\u0627\u0646\u06cc\u0645 \u062f\u0633\u062a\u0648\u0631 2>\/dev\/null \u0628\u0631\u0627\u06cc \u062d\u0630\u0641 \u062e\u0637\u0627\u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f\u060c \u0647\u0645\u06cc\u0634\u0647 \u0647\u0645\u0631\u0627\u0647 \u0628\u0627 \u062f\u0633\u062a\u0648\u0631\u0627\u062a \u062f\u06cc\u06af\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.  \u062f\u0631 \u0645\u062b\u0627\u0644 \u0647\u0627\u06cc \u0632\u06cc\u0631 \u0631\u0648\u06cc\u06a9\u0631\u062f \u0645\u0634\u0627\u0628\u0647\u06cc \u0631\u0627 \u0645\u0634\u0627\u0647\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f.  \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627\u0632 \u06a9\u0646\u06cc\u062f terminal \u06cc\u0627 \u0628\u0627 \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u0622\u0646 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0645\u0646\u0648\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627 \u06cc\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u06cc\u0627\u0646\u0628\u0631 \u0635\u0641\u062d\u0647 \u06a9\u0644\u06cc\u062f Ctrl + Alt + T.<\/p>\n<p>\u062f\u0631 \u0645\u062b\u0627\u0644 \u0627\u0648\u0644\u060c \u0645\u0627 \u062f\u0631 \u0641\u0647\u0631\u0633\u062a \/sys\/ \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u062a\u0635\u0627\u062f\u0641\u06cc \u062c\u0633\u062a\u062c\u0648 \u0645\u06cc \u06a9\u0646\u06cc\u0645 (\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0648\u0631\u062f helloworld).  \u062f\u0633\u062a\u0648\u0631 \u062c\u0633\u062a\u062c\u0648 grep \u0627\u0633\u062a \u0648 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0622\u0646 \u0631\u0634\u062a\u0647 \u062c\u0633\u062a\u062c\u0648 \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f.  \u0628\u0631\u0627\u06cc \u062c\u0633\u062a\u062c\u0648\u06cc \u0631\u0634\u062a\u0647 \u062e\u0648\u062f \u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">grep<\/span> <span class=\"re5\">-r<\/span> \u0633\u0644\u0627\u0645 \u062f\u0646\u06cc\u0627 <span class=\"sy0\">\/<\/span>\u0633\u06cc\u0633\u062a\u0645<span class=\"sy0\">\/<\/span><\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110474\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_430_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/2-9-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/2-9-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/2-9-810x608.jpg 810w\" data-lazy-sizes=\"(max-width: 1024px) 100vw, 1024px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_430_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_430_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110474\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_430_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/2-9-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/2-9-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/2-9-810x608.jpg 810w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" title=\"\"><\/p>\n<p>\u0627\u06cc\u0646 \u0641\u0631\u0645\u0627\u0646 \u062c\u0633\u062a\u062c\u0648 \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0627\u06cc\u0646\u06a9\u0647 \u0628\u062f\u0648\u0646 \u062f\u0633\u062a\u0631\u0633\u06cc \u0631\u06cc\u0634\u0647 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0642\u0631\u0627\u0631 \u0645\u06cc \u06af\u06cc\u0631\u062f\u060c \u062e\u0637\u0627\u0647\u0627\u06cc \u0645\u062a\u0639\u062f\u062f\u06cc \u0631\u0627 \u0646\u0645\u0627\u06cc\u0634 \u0645\u06cc \u062f\u0647\u062f.  \u062c\u0631\u06cc\u0627\u0646 \u062e\u0637\u0627\u06cc \u0622\u0646 \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 2>\/dev\/null \u0628\u0647 \/dev\/null \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u06a9\u0646\u06cc\u0645 \u062a\u0627 \u0627\u06cc\u0646 \u062e\u0637\u0627\u0647\u0627 \u0631\u0627 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u0645.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">grep<\/span> <span class=\"re5\">-r<\/span> \u0633\u0644\u0627\u0645 \u062f\u0646\u06cc\u0627 <span class=\"sy0\">\/<\/span>\u0633\u06cc\u0633\u062a\u0645<span class=\"sy0\">\/<\/span> <span class=\"nu0\">2<\/span><span class=\"sy0\">><\/span> <span class=\"sy0\">\/<\/span>\u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u0647<span class=\"sy0\">\/<\/span>\u062e\u0627\u0644\u06cc<\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110477\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_873_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/3-8-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/3-8-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/3-8-810x608.jpg 810w\" data-lazy-sizes=\"(max-width: 1024px) 100vw, 1024px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_873_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_873_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110477\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_873_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/3-8-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/3-8-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/3-8-810x608.jpg 810w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" title=\"\"><\/p>\n<p>\u0645\u06cc \u0628\u06cc\u0646\u06cc\u0645 \u06a9\u0647 \u062e\u0631\u0648\u062c\u06cc \u062f\u0633\u062a\u0648\u0631 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0646\u0638\u0645 \u062a\u0631 \u0648 \u0633\u0627\u062f\u0647 \u062a\u0631 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 \u0642\u0628\u0644\u06cc \u0627\u0633\u062a.  \u062f\u0644\u06cc\u0644 \u0622\u0646 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u062e\u0637\u0627\u0647\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 2> \/dev\/null \u062d\u0630\u0641 \u0645\u06cc \u0634\u0648\u0646\u062f \u0648 \u0627\u0632 \u0622\u0646\u062c\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0633\u062a\u0648\u0631 grep \u0642\u0627\u062f\u0631 \u0628\u0647 \u06cc\u0627\u0641\u062a\u0646 \u0641\u0627\u06cc\u0644\u06cc \u0645\u0637\u0627\u0628\u0642 \u0628\u0627 \u0631\u0634\u062a\u0647 \u0645\u0627 &#8216;helloworld&#8217; \u0646\u06cc\u0633\u062a\u060c \u0647\u06cc\u0686 \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u0646\u0634\u0627\u0646 \u0646\u0645\u06cc \u062f\u0647\u062f. <\/p>\n<p>\u0628\u0631\u0627\u06cc \u062f\u0631\u06a9 \u0628\u0647\u062a\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \/dev\/null\u060c \u0628\u0647 \u0645\u062b\u0627\u0644 \u0632\u06cc\u0631 \u067e\u06cc\u0646\u06af \u06a9\u0631\u062f\u0646 \u0647\u0631 \u0648\u0628 \u0633\u0627\u06cc\u062a\u06cc (\u062f\u0631 \u0645\u0648\u0631\u062f \u0645\u0627 google.com) \u0646\u06af\u0627\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f.  \u0628\u0627 \u0627\u062c\u0631\u0627\u06cc \u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f google.com \u0631\u0627 \u067e\u06cc\u0646\u06af \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">\u067e\u06cc\u0646\u06af<\/span> google.com<\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110478\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_833_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/4-8-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/4-8-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/4-8-810x608.jpg 810w\" data-lazy-sizes=\"(max-width: 1024px) 100vw, 1024px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_833_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_833_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110478\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954229_833_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/4-8-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/4-8-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/4-8-810x608.jpg 810w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" title=\"\"><\/p>\n<p>\u0627\u06af\u0631 \u0628\u062e\u0648\u0627\u0647\u06cc\u0645 \u062a\u0645\u0627\u0645 \u067e\u06cc\u0646\u06af \u0647\u0627\u06cc \u0646\u0627\u0645\u0648\u0641\u0642 \u0631\u0627 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u0645\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 2>\/dev\/null \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645:<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">\u067e\u06cc\u0646\u06af<\/span> google.com <span class=\"nu0\">2<\/span><span class=\"sy0\">><\/span> <span class=\"sy0\">\/<\/span>\u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u0647<span class=\"sy0\">\/<\/span>\u062e\u0627\u0644\u06cc<\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110479\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_271_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/5-7-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/5-7-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/5-7-810x608.jpg 810w\" data-lazy-sizes=\"(max-width: 1024px) 100vw, 1024px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_271_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_271_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110479\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_271_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/5-7-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/5-7-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/5-7-810x608.jpg 810w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" title=\"\"><\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u062d\u0627\u0644\u062a\u060c \u062c\u0631\u06cc\u0627\u0646 \u062e\u0637\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f (\u06a9\u0647 \u067e\u06cc\u0646\u06af\u200c\u0647\u0627\u06cc \u0646\u0627\u0645\u0648\u0641\u0642 \u0631\u0627 \u0628\u0647 google.com \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f) \u0628\u0647 \u062f\u0633\u062a\u06af\u0627\u0647 \u0645\u062c\u0627\u0632\u06cc \/dev\/null \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f \u06a9\u0647 \u0622\u0646\u0647\u0627 \u0631\u0627 \u062f\u0648\u0631 \u0645\u06cc\u200c\u0627\u0646\u062f\u0627\u0632\u062f. <\/p>\n<p>\u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0627\u06af\u0631 \u0628\u062e\u0648\u0627\u0647\u06cc\u0645 \u0641\u0642\u0637 \u067e\u06cc\u0646\u06af \u0647\u0627\u06cc \u0646\u0627\u0645\u0648\u0641\u0642 \u0631\u0627 \u0628\u0628\u06cc\u0646\u06cc\u0645\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u0645:<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">\u067e\u06cc\u0646\u06af<\/span> google.com <span class=\"nu0\">1<\/span><span class=\"sy0\">><\/span> <span class=\"sy0\">\/<\/span>\u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u0647<span class=\"sy0\">\/<\/span>\u062e\u0627\u0644\u06cc<\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110480\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_753_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/6-7-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/6-7-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/6-7-810x608.jpg 810w\" data-lazy-sizes=\"(max-width: 1024px) 100vw, 1024px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_753_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_753_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110480\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_753_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/6-7-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/6-7-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/6-7-810x608.jpg 810w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" title=\"\"><\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627\u060c \u062c\u0631\u06cc\u0627\u0646 \u062e\u0631\u0648\u062c\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f (stdout) \u0631\u0627 \u0628\u0647 \u062f\u0633\u062a\u06af\u0627\u0647 \/dev\/null \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u0622\u0646 \u0631\u0627 \u062f\u0648\u0631 \u0645\u06cc \u0627\u0646\u062f\u0627\u0632\u062f.  \u062f\u0631 \u0646\u062a\u06cc\u062c\u0647\u060c \u062a\u0646\u0647\u0627 \u067e\u06cc\u0646\u06af \u0647\u0627\u06cc\u06cc \u0628\u0627\u0642\u06cc \u0645\u06cc \u0645\u0627\u0646\u0646\u062f \u06a9\u0647 \u0628\u0647 \u0633\u0631\u0648\u0631 google.com \u0646\u0631\u0633\u06cc\u062f\u0646\u062f.  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u062f\u0631 \u0645\u0648\u0631\u062f \u0645\u0627\u060c \u067e\u06cc\u0646\u06af \u0646\u0627\u0645\u0648\u0641\u0642 \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0634\u062a.  \u0645\u0627 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 stdout \u0648 stderr \u0631\u0627 \u0628\u0647 \u0645\u06a9\u0627\u0646 \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0647\u062f\u0627\u06cc\u062a \u06a9\u0646\u06cc\u0645.  \u0627\u06af\u0631 \u0628\u062e\u0648\u0627\u0647\u06cc\u0645 \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u06a9\u0646\u0627\u0631 \u0628\u06af\u0630\u0627\u0631\u06cc\u0645 \u0648 \u062e\u0637\u0627\u0647\u0627 \u0631\u0627 \u062f\u0631 \u06cc\u06a9 \u06af\u0632\u0627\u0631\u0634 \u0630\u062e\u06cc\u0631\u0647 \u06a9\u0646\u06cc\u0645 \u06cc\u0627 \u0628\u0631\u0639\u06a9\u0633\u060c \u0645\u0641\u06cc\u062f \u0627\u0633\u062a.  \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u067e\u06cc\u0646\u06af\u200c\u0647\u0627\u06cc \u0646\u0627\u0645\u0648\u0641\u0642 \u0631\u0627 \u062f\u0631 \u06cc\u06a9 \u06af\u0632\u0627\u0631\u0634 \u062e\u0637\u0627 \u0630\u062e\u06cc\u0631\u0647 \u06a9\u0646\u06cc\u062f \u0648 \u062f\u0631 \u0639\u06cc\u0646 \u062d\u0627\u0644 \u062e\u0631\u0648\u062c\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u062f\u0633\u062a\u0648\u0631 ping \u0631\u0627 \u06a9\u0646\u0627\u0631 \u0628\u06af\u0630\u0627\u0631\u06cc\u062f:<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">\u067e\u06cc\u0646\u06af<\/span> google.com <span class=\"nu0\">1<\/span><span class=\"sy0\">><\/span> <span class=\"sy0\">\/<\/span>\u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u0647<span class=\"sy0\">\/<\/span>\u062e\u0627\u0644\u06cc <span class=\"nu0\">2<\/span><span class=\"sy0\">><\/span> error.log<\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110481\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_89_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/7-5-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/7-5-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/7-5-810x608.jpg 810w\" data-lazy-sizes=\"(max-width: 1024px) 100vw, 1024px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_89_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_89_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110481\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954230_89_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/7-5-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/7-5-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/7-5-810x608.jpg 810w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" title=\"\"><\/p>\n<p>\u062f\u0631 \u0645\u0648\u0627\u0642\u0639\u06cc\u060c \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u062e\u0648\u0627\u0647\u06cc\u062f \u062a\u0645\u0627\u0645 \u062e\u0631\u0648\u062c\u06cc \u06cc\u06a9 \u0641\u0631\u0645\u0627\u0646 (\u0627\u0632 \u062c\u0645\u0644\u0647 \u062e\u0631\u0648\u062c\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0648 \u062e\u0637\u0627\u0647\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f) \u0631\u0627 \u0633\u0631\u06a9\u0648\u0628 \u06a9\u0646\u06cc\u062f.  \u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u06af\u0627\u0647 \/dev\/null \u0628\u0647 \u0634\u06cc\u0648\u0647\u200c\u0627\u06cc \u0645\u062a\u0641\u0627\u0648\u062a \u0628\u0647 \u0627\u06cc\u0646 \u0647\u062f\u0641 \u0628\u0631\u0633\u06cc\u0645.  \u0628\u0631\u0627\u06cc \u0633\u0631\u06a9\u0648\u0628 \u062a\u0645\u0627\u0645 \u062e\u0631\u0648\u062c\u06cc \u0647\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u062a\u0627\u06cc\u067e \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">\u067e\u06cc\u0646\u06af<\/span> google.com <span class=\"sy0\">>><\/span>\u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u0647<span class=\"sy0\">\/<\/span>\u062e\u0627\u0644\u06cc <span class=\"nu0\">2<\/span><span class=\"sy0\">>&#038;<\/span><span class=\"nu0\">1<\/span><\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110482\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954231_103_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/8-5-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/8-5-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/8-5-810x608.jpg 810w\" data-lazy-sizes=\"(max-width: 1024px) 100vw, 1024px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954231_103_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954231_103_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg\" alt=\"\" width=\"1024\" height=\"768\" class=\"aligncenter size-full wp-image-110482\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703954231_103_2devnull-\u062f\u0642\u06cc\u0642\u0627-\u0686\u0647-\u06a9\u0627\u0631\u06cc-\u0627\u0646\u062c\u0627\u0645-\u0645\u06cc-\u062f\u0647\u062f\u061f.jpg 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/8-5-300x225.jpg 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/8-5-768x576.jpg 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2021\/07\/8-5-810x608.jpg 810w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" title=\"\"><\/p>\n<p>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u062a\u0631\u062a\u06cc\u0628 \u062f\u0633\u062a\u0648\u0631\u0627\u062a \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645 \u0627\u0633\u062a.  \u067e\u0633 \u0627\u0632 \u0627\u062c\u0631\u0627\u06cc \u062f\u0633\u062a\u0648\u0631 ping\u060c &#8216;>\/dev\/null&#8217; \u0628\u0647 \u0633\u06cc\u0633\u062a\u0645 \u0645\u06cc \u06af\u0648\u06cc\u062f \u06a9\u0647 \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u0633\u0631\u06a9\u0648\u0628 \u06a9\u0646\u062f\u060c \u0648 &#8216;2>&#038;1&#8217; \u062c\u0631\u06cc\u0627\u0646 \u062e\u0637\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0631\u0627 \u0628\u0647 \u062e\u0631\u0648\u062c\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0647\u062f\u0627\u06cc\u062a \u0645\u06cc \u06a9\u0646\u062f.  \u0628\u0647 \u0627\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628\u060c \u062a\u0645\u0627\u0645 \u062e\u0631\u0648\u062c\u06cc \u062f\u0633\u062a\u0648\u0631 \u062d\u0630\u0641 \u0645\u06cc \u0634\u0648\u062f. <\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d9%86%d8%aa%db%8c%d8%ac%d9%87\"><\/span>\u0646\u062a\u06cc\u062c\u0647<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0645\u0627 \u062f\u0633\u062a\u0648\u0631 2>\/dev\/null \u0648 \u0645\u062b\u0627\u0644\u200c\u0647\u0627\u06cc \u0633\u0627\u062f\u0647 \u0631\u0627 \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u062a\u0634\u0631\u06cc\u062d \u06a9\u0631\u062f\u0647\u200c\u0627\u06cc\u0645\u060c \u0648 \u0627\u0645\u06cc\u062f\u0648\u0627\u0631\u06cc\u0645 \u0627\u06a9\u0646\u0648\u0646 \u0645\u062a\u0648\u062c\u0647 \u0634\u0648\u06cc\u062f \u06a9\u0647 \u0647\u0631 \u0628\u06cc\u062a \u0627\u0632 \u0622\u0646 \u0686\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f.  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0627\u06cc\u0646 \u0641\u0642\u0637 \u0646\u0648\u06a9 \u06a9\u0648\u0647 \u06cc\u062e \u0627\u0633\u062a.  \u062f\u0633\u062a\u06af\u0627\u0647 \u0647\u0627\u06cc \u067e\u0648\u0686 \u0628\u0647 \u0631\u0648\u0634 \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f bash \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc.  \u0628\u0631\u062e\u06cc \u0627\u0632 \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u067e\u06cc\u0634\u0631\u0641\u062a\u0647\u200c\u062a\u0631 \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632 \u0628\u0631\u0631\u0633\u06cc \u0648\u062c\u0648\u062f \u0641\u0627\u06cc\u0644\u060c \u0646\u0635\u0628 \u062e\u0648\u062f\u06a9\u0627\u0631 \u0628\u0633\u062a\u0647\u200c\u0647\u0627 \u0648 \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u0627\u062c\u0631\u0627 \u0634\u062f\u0646 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u200c\u0647\u0627 \u0628\u0647 \u0627\u0633\u062a\u062b\u0646\u0627\u0647\u0627\u06cc \u0646\u0627\u062e\u0648\u0627\u0633\u062a\u0647.\n <\/p>\n<\/div>\n\n<div>\u0628\u0631\u0627\u06cc \u0646\u06af\u0627\u0631\u0634 \u0628\u062e\u0634\u0647\u0627\u06cc\u06cc \u0627\u0632 \u0627\u06cc\u0646 \u0645\u062a\u0646 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0627\u0632 \u062a\u0631\u062c\u0645\u0647 \u0645\u0627\u0634\u06cc\u0646\u06cc \u06cc\u0627 \u0647\u0648\u0634 \u0645\u0635\u0646\u0648\u0639\u06cc GPT \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f <br \/>\n\u0644\u0637\u0641\u0627 \u062f\u0631 \u0635\u0648\u0631\u062a \u0648\u062c\u0648\u062f \u0645\u0634\u06a9\u0644 \u062f\u0631 \u0645\u062a\u0646 \u06cc\u0627 \u0645\u0641\u0647\u0648\u0645 \u0646\u0628\u0648\u062f\u0646 \u062a\u0648\u0636\u06cc\u062d\u0627\u062a\u060c \u0627\u0632 \u0637\u0631\u06cc\u0642 \u062f\u06a9\u0645\u0647 \u06af\u0632\u0627\u0631\u0634 \u0646\u0648\u0634\u062a\u0627\u0631 \u06cc\u0627 \u062f\u0631\u062c \u0646\u0638\u0631 \u0631\u0648\u06cc \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628 \u0645\u0627 \u0631\u0627 \u0627\u0632 \u062c\u0632\u06cc\u06cc\u0627\u062a \u0645\u0634\u06a9\u0644 \u0645\u0634\u0627\u0647\u062f\u0647 \u0634\u062f\u0647 \u0645\u0637\u0644\u0639 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0628\u0647 \u0622\u0646 \u0631\u0633\u06cc\u062f\u06af\u06cc \u06a9\u0646\u06cc\u0645\n<\/div>\n<p>\u0632\u0645\u0627\u0646 \u0627\u0646\u062a\u0634\u0627\u0631: 1402-12-30 20:07:04<br \/>\n<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-center kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;12163&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628&quot;,&quot;legend&quot;:&quot;0\\\/5 (0 \u0631\u0627\u06cc)&quot;,&quot;size&quot;:&quot;30&quot;,&quot;title&quot;:&quot;2\\u0026gt;\\\/dev\\\/null \u062f\u0642\u06cc\u0642\u0627 \u0686\u0647 \u06a9\u0627\u0631\u06cc \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u062f\u061f&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} ({count} \u0631\u0627\u06cc)&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 24px;\">\n            <span class=\"kksr-muted\">\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628<\/span>\n    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span>\u0686\u0647 \u06a9\u0627\u0631\u0628\u0631 \u062c\u062f\u06cc\u062f \u0644\u06cc\u0646\u0648\u06a9\u0633 \u0628\u0627\u0634\u06cc\u062f \u0648 \u0686\u0647 \u0628\u0627 \u062a\u062c\u0631\u0628\u0647 bash \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u060c \u0628\u0647 \u0627\u062d\u062a\u0645\u0627\u0644 \u0632\u06cc\u0627\u062f \u0628\u0627 \u062f\u0633\u062a\u0648\u0631 \u0631\u0645\u0632\u06cc 2>\/dev\/null \u0645\u0648\u0627\u062c\u0647 \u0634\u062f\u0647 \u0627\u06cc\u062f. \u0627\u06af\u0631\u0686\u0647 \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0627\u0632 \u0646\u0638\u0631 \u0641\u0646\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0628\u0647 \u0646\u0638\u0631 \u0645\u06cc \u0631\u0633\u062f\u060c \u0627\u0645\u0627 \u0647\u062f\u0641 \u0622\u0646 \u0628\u0633\u06cc\u0627\u0631 \u0633\u0627\u062f\u0647 \u0627\u0633\u062a. \u0628\u0647 \u06cc\u06a9 \u062f\u0633\u062a\u06af\u0627\u0647 \u062a\u0647\u06cc \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0633\u0631\u06a9\u0648\u0628 \u062e\u0631\u0648\u062c\u06cc \u062f\u0633\u062a\u0648\u0631\u0627\u062a \u0645\u062e\u062a\u0644\u0641 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f. \u0627\u06cc\u0646 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":12164,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2740,1062],"tags":[2745,2743,2742,2741],"class_list":{"0":"post-12163","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","6":"hentry","7":"category-bash-programming","8":"category-bash-script","9":"tag-2745","10":"tag--bash","12":"tag---bash"},"acf":[],"_links":{"self":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/12163","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/comments?post=12163"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/12163\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media\/12164"}],"wp:attachment":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media?parent=12163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=12163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=12163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}