{"id":7575,"date":"2013-07-09T13:34:21","date_gmt":"2013-07-09T18:34:21","guid":{"rendered":"http:\/\/mjtsai.com\/blog\/?p=7575"},"modified":"2013-07-09T13:34:21","modified_gmt":"2013-07-09T18:34:21","slug":"mutability-aliasing-and-the-caches-you-didnt-know-you-had","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2013\/07\/09\/mutability-aliasing-and-the-caches-you-didnt-know-you-had\/","title":{"rendered":"Mutability, Aliasing, and the Caches You Didn&rsquo;t Know You Had"},"content":{"rendered":"<p><a href=\"https:\/\/garbagecollective.quora.com\/Mutability-aliasing-and-the-caches-you-didnt-know-you-had\">Andy Matuschak<\/a>:<\/p><blockquote cite=\"https:\/\/garbagecollective.quora.com\/Mutability-aliasing-and-the-caches-you-didnt-know-you-had\"><p>I&rsquo;d like to propose that these kinds of implicit caching problems occur all the time, almost whenever you pass mutable data around a typically stateful imperative system. Consider: &ldquo;The Register button should be enabled when the user enters an email address and a pair of matching passwords.&rdquo; or &ldquo;The text field displays a formatted string produced by [insert date math] on the submission date.&rdquo;<\/p><\/blockquote>","protected":false},"excerpt":{"rendered":"<p>Andy Matuschak:I&rsquo;d like to propose that these kinds of implicit caching problems occur all the time, almost whenever you pass mutable data around a typically stateful imperative system. Consider: &ldquo;The Register button should be enabled when the user enters an email address and a pair of matching passwords.&rdquo; or &ldquo;The text field displays a formatted [&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":[263,71],"class_list":["post-7575","post","type-post","status-publish","format-standard","hentry","category-programming-category","tag-theory","tag-programming"],"apple_news_notices":[],"_links":{"self":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/7575","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=7575"}],"version-history":[{"count":0,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/7575\/revisions"}],"wp:attachment":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/media?parent=7575"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/categories?post=7575"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/tags?post=7575"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}