{"id":2157,"date":"2015-08-28T21:49:02","date_gmt":"2015-08-28T19:49:02","guid":{"rendered":"http:\/\/www.itersdesktop.com\/?p=2157"},"modified":"2015-10-11T10:25:57","modified_gmt":"2015-10-11T08:25:57","slug":"select-column-from-a-matrix","status":"publish","type":"post","link":"https:\/\/www.itersdesktop.com\/vi\/2015\/08\/28\/select-column-from-a-matrix\/","title":{"rendered":"Ch\u1ecdn c\u1ed9t trong ma tr\u1eadn"},"content":{"rendered":"<p><\/p>\n<p><a href=\"http:\/\/www.itersdesktop.com\/wp-content\/uploads\/2015\/08\/2dimmatrix-selectcolumns3.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2207 size-large\" src=\"http:\/\/www.itersdesktop.com\/wp-content\/uploads\/2015\/08\/2dimmatrix-selectcolumns3-1024x656.png\" alt=\"Select columns in matrix\" width=\"620\" height=\"397\" srcset=\"https:\/\/www.itersdesktop.com\/wp-content\/uploads\/2015\/08\/2dimmatrix-selectcolumns3-1024x656.png 1024w, https:\/\/www.itersdesktop.com\/wp-content\/uploads\/2015\/08\/2dimmatrix-selectcolumns3-300x192.png 300w, https:\/\/www.itersdesktop.com\/wp-content\/uploads\/2015\/08\/2dimmatrix-selectcolumns3-50x32.png 50w, https:\/\/www.itersdesktop.com\/wp-content\/uploads\/2015\/08\/2dimmatrix-selectcolumns3.png 2046w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><\/a><\/p>\n<pre class=\"lang:python decode:true\">from operator import itemgetter\r\nnested_list = [[1, 2, 3], [10, 20, 30], [100, 200, 300]]\r\nmap(itemgetter(1), nested_list)<\/pre>\n<p>Result: [2, 20, 200]<\/p>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>from operator import itemgetter nested_list = [[1, 2, 3], [10, 20, 30], [100, 200, 300]] map(itemgetter(1), nested_list) Result: [2, 20, 200]<\/p>\n","protected":false},"author":2,"featured_media":2207,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,122],"tags":[561,560],"class_list":["post-2157","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-programming-languages","category-python","tag-chon-mot-cot-tu-matrix","tag-select-a-column-from-a-matrix"],"_links":{"self":[{"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/posts\/2157","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/comments?post=2157"}],"version-history":[{"count":7,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/posts\/2157\/revisions"}],"predecessor-version":[{"id":2229,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/posts\/2157\/revisions\/2229"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/media\/2207"}],"wp:attachment":[{"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/media?parent=2157"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/categories?post=2157"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/tags?post=2157"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}