{"blog_title":"\u3046\u307e\u3044\u307c\u3046\u3076\u308d\u3050","blog_url":"https://hogem.hatenablog.com/","width":"100%","author_name":"hogem","description":"\u3053\u308c\u3082\u826f\u304f\u5fd8\u308c\u308b\u304b\u3089memo $? - \u30b3\u30de\u30f3\u30c9\u5b9f\u884c\u6642\u306e\u7d42\u4e86\u30b9\u30c6\u30fc\u30bf\u30b9 \u6b63\u5e38\u7d42\u4e86\u3059\u308c\u3070\u771f\u306e\u5024(0) \u4ee5\u4e0a\u7d42\u4e86\u3059\u308c\u3070\u507d\u306e\u5024(0\u4ee5\u5916) C\u8a00\u8a9e\u3068\u306f\u771f\u507d\u306e\u5024\u304c\u9006\u306a\u306e\u3067\u6ce8\u610f $$ - \u52d5\u4f5c\u3057\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9ID \u30b9\u30af\u30ea\u30d7\u30c8\u304c\u5410\u304f\u30d5\u30a1\u30a4\u30eb\u306b\u30e6\u30cb\u30fc\u30af\u306a\u756a\u53f7\u3092\u4ed8\u3051\u305f\u3044\u6642\u3068\u304b\u306b\u4f7f\u3046 \u4f8b) hoge > /tmp/tmp.$$ $! - \u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u3067\u5b9f\u884c\u3057\u305f\u3068\u304d\u306e\u30d7\u30ed\u30bb\u30b9ID $- - \u30b7\u30a7\u30eb\u8d77\u52d5\u6642\u306e\u30d5\u30e9\u30b0 3\u306e\u610f\u5473\u304c\u3044\u307e\u3044\u3061\u826f\u304f\u308f\u304b\u3089\u306a\u3044\u3002\u8a66\u3057\u3066\u307f\u305f\u3051\u3069\u826f\u304f\u308f\u304b\u3089\u3093('A`) 4\u306f $ echo $-\u3053\u3046\u3059\u308b\u3068\u30d5\u30e9\u30b0\u306f\u78ba\u304b\u306b\u78ba\u8a8d\u3067\u304d\u308b\u3002\u3067\u3082\u305d\u306e\u30d5\u30e9\u30b0\u306e\u610f\u5473\u3068\u304b\u4f7f\u3044\u9053\u306f\u77e5\u308a\u307e\u305b\u3093\u3002","provider_url":"https://hatena.blog","url":"https://hogem.hatenablog.com/entry/20060507/1146933391","title":"\u30b7\u30a7\u30eb\u306e\u7279\u6b8a\u5909\u6570","author_url":"https://blog.hatena.ne.jp/hogem/","image_url":null,"type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhogem.hatenablog.com%2Fentry%2F20060507%2F1146933391\" title=\"\u30b7\u30a7\u30eb\u306e\u7279\u6b8a\u5909\u6570 - \u3046\u307e\u3044\u307c\u3046\u3076\u308d\u3050\" 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","version":"1.0","height":"190","published":"2006-05-07 01:36:31","categories":["linux","shell"]}