{"categories":["Scala"],"published":"2008-12-08 21:00:00","width":"100%","provider_url":"https://hatena.blog","author_name":"yuichi_katahira","version":"1.0","title":"Categories of List Methods","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkatahirado.hatenablog.com%2Fentry%2F20081208%2F1228737600\" title=\"Categories of List Methods - \u4ed9\u53f0 Ruby Vim JavaScript \u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u30d7\u30ed\u30b0\u30e9\u30de\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://katahirado.hatenablog.com/entry/20081208/1228737600","provider_name":"Hatena Blog","blog_url":"https://katahirado.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/yuichi_katahira/","blog_title":"\u4ed9\u53f0 Ruby Vim JavaScript \u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u30d7\u30ed\u30b0\u30e9\u30de","height":"190","image_url":null,"description":"* Basic methods length head tail isEmpty * Operators :: ::: + - -- == != >= * Access by position (n) take drop dropRight slice indexOf lastIndexOf * Methods with unary predicates count exists dropWhile filter find findIndexOf forall partition remove span takeWhile * Methods with unary function map r\u2026"}