{"blog_title":"Camera Obscura","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fobelisk.hatenablog.com%2Fentry%2F2018%2F03%2F18%2F024038\" title=\"\u30b8\u30e5\u30ea\u30a2\u96c6\u5408\u3092\u63cf\u3044\u3066\u307f\u308b\uff08Ruby\uff09 - Camera Obscura\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","categories":["Ruby","Gem 'oekaki'","\u6570\u5b66"],"height":"190","url":"https://obelisk.hatenablog.com/entry/2018/03/18/024038","author_name":"obelisk2","published":"2018-03-18 02:40:38","author_url":"https://blog.hatena.ne.jp/obelisk2/","width":"100%","version":"1.0","blog_url":"https://obelisk.hatenablog.com/","title":"\u30b8\u30e5\u30ea\u30a2\u96c6\u5408\u3092\u63cf\u3044\u3066\u307f\u308b\uff08Ruby\uff09","type":"rich","image_url":"http://img.f.hatena.ne.jp/images/fotolife/o/obelisk2/20180318/20180318023736.png","description":"\u30b8\u30e5\u30ea\u30a2\u96c6\u5408\uff08Julia set\uff09\u3092 Ruby \u3067\u63cf\u3044\u3066\u307f\u307e\u3057\u305f\u3002 \u63cf\u753b\u306b\u306f\u81ea\u4f5c\u306e Gem 'oekaki' \u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002 oekaki | RubyGems.org | your community gem host GTK+\u3067\u304a\u7d75\u304b\u304d\u3057\u3066\u307f\u305f\uff08Ruby\uff09 - Camera Obscura \u30b3\u30fc\u30c9\u3002 julia_set.rb require 'oekaki' Width, Height = 600, 400 Oekaki.app width: Width, height: Height, title: \"Julia set\" do draw do clear red = color(0x\u2026"}