{"blog_url":"https://coffee-guhaw.hateblo.jp/","type":"rich","categories":["\u30b7\u30a7\u30eb\u30b3\u30de\u30f3\u30c9/\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8"],"provider_name":"Hatena Blog","width":"100%","title":"\u3010\u30b7\u30a7\u30eb\u30b3\u30de\u30f3\u30c9\u3011\u9006\u9806\u306b\u3057\u3066\u51fa\u529b\u3059\u308b sort, tac, tail -r","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcoffee-guhaw.hateblo.jp%2Fentry%2F2025%2F08%2F26%2F000000\" title=\"\u3010\u30b7\u30a7\u30eb\u30b3\u30de\u30f3\u30c9\u3011\u9006\u9806\u306b\u3057\u3066\u51fa\u529b\u3059\u308b sort, tac, tail -r - Bus error\u3068Segmentation fault\u306b\u56f0\u3063\u305f\u3089\u898b\u308b\u30d6\u30ed\u30b0\" 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","blog_title":"Bus error\u3068Segmentation fault\u306b\u56f0\u3063\u305f\u3089\u898b\u308b\u30d6\u30ed\u30b0","url":"https://coffee-guhaw.hateblo.jp/entry/2025/08/26/000000","author_name":"coffee_kabu","description":"# Linux\u306e\u307f\u3060\u304c tac# Mac\u3067\u306f tail -r\u3067\u3067\u304d\u308b\u25a0 \u53c2\u8003 : \u9006\u9806\u51fa\u529b tac \u3068 tail -r\u3064\u3044\u3067\u3001sort\u306b\u3064\u3044\u3066\u30e1\u30e2\u3057\u3066\u304a\u304fsort -k1 -g hoge.txt\u3067\u3001\u30c7\u30fc\u30bf\u304c\u8907\u6570\u5217\u3042\u308b\u5834\u5408\u3067\u30821\u5217\u76ee\u306e\u30c7\u30fc\u30bf\u306b\u3064\u3044\u3066\u30bd\u30fc\u30c8\u3092\u884c\u3046 n\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u6570\u5b57\u3068\u3057\u3066\u30bd\u30fc\u30c8\u3059\u308b\u3068\u304d\u306b\u5fc5\u8981 awk\u3068\u76f8\u6027\u304c\u3088\u3044 \u901a\u5e38\u306f\u5c0f\u3055\u3044\u9806\u306b\u4e26\u3076\u304c\u9006\u9806\u306b\u3057\u305f\u3044\u3068\u304d\u306fsort -k1 -r -g hoge.txt\u4e0a\u8a18\u306e\u30bd\u30fc\u30c8\u3067 sort -k1 -r -n\u3068\u66f8\u3044\u3066\u3044\u305f\u3051\u3069\u3001n\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u6574\u6570\u3092\u4e26\u3079\u66ff\u3048\u308b\u3068\u304d\u306b\u4f7f\u3046\u3063\u307d\u3044 \u7b26\u53f7\u3092\u542b\u3093\u3060\u5b9f\u6570(+1e-5\u3068\u304b-1e-13)\u3068\u304b\u306f-g\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4ed8\u3051\u3066\u30bd\u30fc\u2026","height":"190","published":"2025-08-26 00:00:00","image_url":null,"version":"1.0","author_url":"https://blog.hatena.ne.jp/coffee_kabu/"}