{"description":"\u6bcd\u96c6\u56e3\u304c\u3053\u3093\u306a\u611f\u3058\u3067 population <- data.frame(id=c(1, 2, 3), data=c('a', 'b', 'c')) id data 1 1 a 2 2 b 3 3 c \u9664\u304d\u305f\u3044\u306e\u304c\u3053\u3093\u306a\u611f\u3058\u306e\u3068\u304d except <- data.frame(id=c(2), data=c('b')) id data 1 2 b \u3067\u3001\u3053\u3093\u306a\u611f\u3058\u3067!\u3068in\u3092\u4f7f\u3048\u3070\u3044\u3044\u3067\u3059 population[!(population$id %in% except$id),,drop=FALSE] id data 1 1 a 3 3 c \u899a\u3048\u3066\u304a\u3044\u305f\u65b9\u304c\u3044\u3044\u306e\u306f\u300cdrop=FALSE\u300d\u306e\u90e8\u5206\u3067\u3001\u3053\u308c\u2026","height":"190","version":"1.0","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmonmon.hateblo.jp%2Fentry%2F20121126%2F1353923298\" title=\"R\u3067\u3042\u308b\u6bcd\u96c6\u56e3\u306edata.frame\u304b\u3089\u9664\u304d\u305f\u3044\u96c6\u56e3data.frame\u304c\u3042\u3063\u3066\u3001\u305d\u306e\u7d50\u679c\u304c\u6b32\u3057\u3044\u3068\u304d - \u3053\u3093\u306b\u3061\u306f\u3053\u3093\u306b\u3061\u306fmonmon\u3067\u3059\uff01\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","type":"rich","title":"R\u3067\u3042\u308b\u6bcd\u96c6\u56e3\u306edata.frame\u304b\u3089\u9664\u304d\u305f\u3044\u96c6\u56e3data.frame\u304c\u3042\u3063\u3066\u3001\u305d\u306e\u7d50\u679c\u304c\u6b32\u3057\u3044\u3068\u304d","author_url":"https://blog.hatena.ne.jp/lesamoureuses/","image_url":null,"provider_name":"Hatena Blog","categories":["R"],"author_name":"lesamoureuses","published":"2012-11-26 18:48:18","url":"https://monmon.hateblo.jp/entry/20121126/1353923298","blog_url":"https://monmon.hateblo.jp/","blog_title":"\u3053\u3093\u306b\u3061\u306f\u3053\u3093\u306b\u3061\u306fmonmon\u3067\u3059\uff01"}