{"image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/s/simotin13/20180326/20180326011052.jpg","provider_name":"Hatena Blog","categories":["Go"],"author_name":"simotin13","published":"2018-03-26 01:18:13","url":"https://mcommit.hatenadiary.com/entry/2018/03/26/011813","blog_title":"simotin13's message","blog_url":"https://mcommit.hatenadiary.com/","description":"\u6700\u8fd1\u89e6\u308a\u59cb\u3081\u305fGo\u8a00\u8a9e\u3067\u3001\u52c9\u5f37\u3068\u3057\u3066\u30d0\u30a4\u30ca\u30ea\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3093\u3067Hex\u30c0\u30f3\u30d7\u3057\u3066\u307f\u307e\u3057\u305f\u3002 \u30d0\u30a4\u30ca\u30ea\u30d5\u30a1\u30a4\u30eb\u3068\u3044\u3063\u3066\u3082file.Read\u3092\u4f7f\u3063\u305f\u8aad\u307f\u8fbc\u307f\u306a\u306e\u3067\u30d0\u30a4\u30ca\u30ea\u304b\u3069\u3046\u304b\u306f\u3042\u307e\u308a\u95a2\u4fc2\u306a\u3044\u304b\u3082\u3057\u308c\u306a\u3044\u3002 package main import ( \"fmt\" \"os\" ) func main() { argc := len(os.Args) if argc < 2 { fmt.Println(\"input file name.\") return } filename := os.Args[1] f, err := os.Open(filename) if err != nil { fmt.P\u2026","height":"190","width":"100%","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmcommit.hatenadiary.com%2Fentry%2F2018%2F03%2F26%2F011813\" title=\"Go\u3067\u30d0\u30a4\u30ca\u30ea\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3093\u3067Hex\u30c0\u30f3\u30d7\u3057\u3066\u307f\u305f - simotin13&#39;s message\" 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":"Go\u3067\u30d0\u30a4\u30ca\u30ea\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3093\u3067Hex\u30c0\u30f3\u30d7\u3057\u3066\u307f\u305f","author_url":"https://blog.hatena.ne.jp/simotin13/"}