{"id":8,"date":"2004-01-25T22:12:28","date_gmt":"2004-01-25T20:12:28","guid":{"rendered":"http:\/\/frenchfragfactory.net\/ozh\/archives\/2004\/01\/25\/random-line\/"},"modified":"2008-08-22T19:32:00","modified_gmt":"2008-08-22T17:32:00","slug":"random-line","status":"publish","type":"post","link":"https:\/\/planetozh.com\/blog\/2004\/01\/random-line\/","title":{"rendered":"Bash Script: Random Line"},"content":{"rendered":"<p>This bash script extracts a random line from a given (text) file. This is a cheap &quot;fortune&quot; replacement. <\/p>\n<div class=\"igsh-code-box\" id=\"ig-sh-1\"><pre class=\"language-none line-numbers\" data-no-optimize=\"1\" data-cfasync=\"false\"><code class=\"language-none\">#!\/bin\/bash\r\n# randomline : extracts a random line from a text file\r\n\r\nif [ -z $1 ] ; then\r\necho &quot;Usage : $0 &lt;file&gt;&quot;\r\nexit 0\r\nfi\r\n\r\nNB_LINES=$(expr $(wc -l $1 | sed -e &#039;s\/ *\/\/&#039; | cut -f1 -d &quot; &quot;))\r\n\r\nNB_RAND=0\r\nwhile [ &quot;$NB_RAND&quot; -eq 0 ]\r\ndo\r\nNB_RAND=$(expr $RANDOM \\% $NB_LINES)\r\ndone\r\n\r\nsed -n &quot;${NB_RAND}p;${NB_RAND}q&quot; $1<\/code><\/pre><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Bash random line script<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[5,2,3],"class_list":["post-8","post","type-post","status-publish","format-standard","hentry","category-published","tag-bash","tag-code","tag-linux"],"_links":{"self":[{"href":"https:\/\/planetozh.com\/blog\/wp-json\/wp\/v2\/posts\/8","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/planetozh.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/planetozh.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/planetozh.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/planetozh.com\/blog\/wp-json\/wp\/v2\/comments?post=8"}],"version-history":[{"count":0,"href":"https:\/\/planetozh.com\/blog\/wp-json\/wp\/v2\/posts\/8\/revisions"}],"wp:attachment":[{"href":"https:\/\/planetozh.com\/blog\/wp-json\/wp\/v2\/media?parent=8"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/planetozh.com\/blog\/wp-json\/wp\/v2\/categories?post=8"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/planetozh.com\/blog\/wp-json\/wp\/v2\/tags?post=8"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}