{"id":7341,"date":"2013-04-23T20:55:23","date_gmt":"2013-04-24T01:55:23","guid":{"rendered":"http:\/\/mjtsai.com\/blog\/?p=7341"},"modified":"2013-04-23T20:55:25","modified_gmt":"2013-04-24T01:55:25","slug":"rxtraversal","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2013\/04\/23\/rxtraversal\/","title":{"rendered":"RXTraversal"},"content":{"rendered":"<p><a href=\"http:\/\/intersections.tumblr.com\/post\/48472254544\/safe-efficient-and-composable-traversal-of-lazy\">Rob Rix<\/a>:<\/p>\n<blockquote cite=\"http:\/\/intersections.tumblr.com\/post\/48472254544\/safe-efficient-and-composable-traversal-of-lazy\"><p>Perhaps more damningly, it&rsquo;s particularly difficult to compose NSFastEnumeration, e.g. to produce objects based on the enumeration of some other object, as with a map, or worse, a convolution function (e.g. zip, zipWith).<\/p>\n<p>This led me to decide that NSFastEnumeration is not the correct interface for these tasks [&#8230;] Therefore I set about designing a better interface for lazy evaluation [&#8230;]<\/p><\/blockquote>\n<p>This is really exciting work.<\/p>","protected":false},"excerpt":{"rendered":"<p>Rob Rix: Perhaps more damningly, it&rsquo;s particularly difficult to compose NSFastEnumeration, e.g. to produce objects based on the enumeration of some other object, as with a map, or worse, a convolution function (e.g. zip, zipWith). This led me to decide that NSFastEnumeration is not the correct interface for these tasks [&#8230;] Therefore I set about [&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":[168,54,71,340],"class_list":["post-7341","post","type-post","status-publish","format-standard","hentry","category-programming-category","tag-blocks","tag-objective-c","tag-programming","tag-rxcollections"],"apple_news_notices":[],"_links":{"self":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/7341","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=7341"}],"version-history":[{"count":1,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/7341\/revisions"}],"predecessor-version":[{"id":7342,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/7341\/revisions\/7342"}],"wp:attachment":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/media?parent=7341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/categories?post=7341"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/tags?post=7341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}