{"provider_url":"https://hatena.blog","published":"2014-01-20 00:00:00","blog_title":"\u76c6\u683d\u65e5\u8a18","width":"100%","provider_name":"Hatena Blog","blog_url":"https://dichika.hateblo.jp/","version":"1.0","type":"rich","url":"https://dichika.hateblo.jp/entry/20140120/p1","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdichika.hateblo.jp%2Fentry%2F20140120%2Fp1\" title=\"\u6a2a\u6301\u3061\u30c7\u30fc\u30bf\u306b\u5909\u63db\u3059\u308b\u306a\u3089reshape\u3088\u308adcast.data.table - \u76c6\u683d\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/dichika/","image_url":null,"author_name":"dichika","categories":["R"],"height":"190","title":"\u6a2a\u6301\u3061\u30c7\u30fc\u30bf\u306b\u5909\u63db\u3059\u308b\u306a\u3089reshape\u3088\u308adcast.data.table","description":"\u304b\u3064\u3066\u7e26\u6301\u3061\u30c7\u30fc\u30bf(long)\u3092\u6a2a\u6301\u3061\u30c7\u30fc\u30bf(wide)\u306b\u5909\u63db\u3059\u308b\u969b\u3001reshape\u304c\u9045\u3059\u304e\u3066\u56f0\u3063\u3066\u3044\u305f\u308f\u3051\u3067\u3059\u304c\u89e3\u6c7a\u3057\u307e\u3057\u305f\u3002 data.table\u30d1\u30c3\u30b1\u30fc\u30b8\u306edcast.data.table\u3092\u4f7f\u3048\u307010\u500d\u4ee5\u4e0a\u901f\u304f\u306a\u308a\u307e\u3059\u3002 \u305f\u3060\u3057CRAN\u306b\u4e0a\u304c\u3063\u3066\u3044\u308b\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u306f\u307e\u3060\u5b9f\u88c5\u3055\u308c\u3066\u3044\u306a\u3044\u3088\u3046\u306a\u306e\u3067\u6ce8\u610f\u3002\u4ee5\u4e0b\u306fLahman\u30d1\u30c3\u30b1\u30fc\u30b8\u306eBatting\u30c7\u30fc\u30bf\u3092\u7528\u3044\u305f\u4f8b\u3002 # data.table\u30d1\u30c3\u30b1\u30fc\u30b8\u306fCRAN\u304b\u3089\u3067\u306f\u306a\u304fR-Forge\u304b\u3089\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b #install.packages(\"data.table\",repos=\"http://R-Forge.R-project.org\", \u2026"}