{"id":7174,"date":"2012-04-30T15:41:48","date_gmt":"2012-04-30T15:41:48","guid":{"rendered":"http:\/\/www.beautifulwork.org\/?p=7174"},"modified":"2012-04-30T15:41:48","modified_gmt":"2012-04-30T15:41:48","slug":"grep-bracket-expression-and-negation","status":"publish","type":"post","link":"https:\/\/www.trueangle.org\/index.php\/2012\/04\/30\/grep-bracket-expression-and-negation\/","title":{"rendered":"How does bracket expression and negation [^ ] work with grep ?"},"content":{"rendered":"<h4><u>commandline session<\/u><\/h4>\n<pre style=\"border-color:#ffb502;border-radius:3%;width:40%;\">\n$ 4.2.20 19 519---&gt; grep '[^b  ]sort' worked\nHeapsort\nQuicksort\n Timsort\n$ 4.2.20 20 520---&gt; cat worked\nBubble sort\nSelection sort\nInsertion sort\nShell sort\nComb sort\nMerge sort\nHeapsort\nQuicksort\nCounting sort\n Bucket sort\n Radix sort\n Distribution sort\n Timsort\n$ 4.2.20 21 521---&gt;\n\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>commandline session $ 4.2.20 19 519&#8212;&gt; grep &#8216;[^b ]sort&#8217; worked Heapsort Quicksort Timsort $ 4.2.20 20 520&#8212;&gt; cat worked Bubble sort Selection sort Insertion sort Shell sort Comb sort Merge sort Heapsort Quicksort Counting sort Bucket sort Radix sort Distribution sort Timsort $ 4.2.20 21 521&#8212;&gt;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[7,83,91],"tags":[863,1361],"_links":{"self":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/posts\/7174"}],"collection":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/comments?post=7174"}],"version-history":[{"count":0,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/posts\/7174\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/media?parent=7174"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/categories?post=7174"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/tags?post=7174"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}