{"id":5324,"date":"2012-07-14T16:32:47","date_gmt":"2012-07-14T21:32:47","guid":{"rendered":"http:\/\/mjtsai.com\/blog\/?p=5324"},"modified":"2012-07-14T16:32:51","modified_gmt":"2012-07-14T21:32:51","slug":"a-new-objective-c-runtime","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2012\/07\/14\/a-new-objective-c-runtime\/","title":{"rendered":"A New Objective-C Runtime"},"content":{"rendered":"<p><a href=\"http:\/\/queue.acm.org\/detail.cfm?id=2331170\">David Chisnall<\/a> (via <a href=\"https:\/\/twitter.com\/nst021\/status\/223433620289884161\">Graham Lee<\/a>):<\/p>\n<blockquote cite=\"http:\/\/queue.acm.org\/detail.cfm?id=2331170\"><p>One of the biggest changes that the &Eacute;toil&eacute; runtime made was the message-lookup mechanism. First it made it possible for each object to have its own message-lookup function. Second it made the lookup function return a slot structure, rather than a method. The point of the slot structure was to make safely caching lookups possible using a lockless algorithm.<\/p><\/blockquote>","protected":false},"excerpt":{"rendered":"<p>David Chisnall (via Graham Lee): One of the biggest changes that the &Eacute;toil&eacute; runtime made was the message-lookup mechanism. First it made it possible for each object to have its own message-lookup function. Second it made the lookup function return a slot structure, rather than a method. The point of the slot structure was to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"apple_news_api_created_at":"","apple_news_api_id":"","apple_news_api_modified_at":"","apple_news_api_revision":"","apple_news_api_share_url":"","apple_news_coverimage":0,"apple_news_coverimage_caption":"","apple_news_is_hidden":false,"apple_news_is_paid":false,"apple_news_is_preview":false,"apple_news_is_sponsored":false,"apple_news_maturity_rating":"","apple_news_metadata":"\"\"","apple_news_pullquote":"","apple_news_pullquote_position":"","apple_news_slug":"","apple_news_sections":"\"\"","apple_news_suppress_video_url":false,"apple_news_use_image_component":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-5324","post","type-post","status-publish","format-standard","hentry","category-programming-category"],"apple_news_notices":[],"_links":{"self":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/5324","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/comments?post=5324"}],"version-history":[{"count":2,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/5324\/revisions"}],"predecessor-version":[{"id":5326,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/5324\/revisions\/5326"}],"wp:attachment":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/media?parent=5324"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/categories?post=5324"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/tags?post=5324"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}