{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Flabunix.hatenadiary.org%2Fentry%2F20111225\" title=\"linux\u3067\u306e\u3061\u3087\u3063\u3068\u3057\u305f\u8a08\u7b97 - labunix \u306e \u30e9\u30dc\u3086\u306b\u3063\u304f\u3059\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","categories":[],"height":"190","author_name":"labunix","type":"rich","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","image_url":null,"url":"https://labunix.hatenadiary.org/entry/20111225","blog_url":"https://labunix.hatenadiary.org/","width":"100%","published":"2011-12-25 00:00:00","description":"\u203b\u5b9f\u969b\u306b\u306f12/20\u306e\u30cd\u30bf\u3067\u3059\u3002 \u25a0\u899a\u3048\u308b\u306e\u304c\u5c11\u306a\u3044\u65b9\u304c\u826f\u3044\u306e\u3067\u3001\u3067\u304d\u308b\u3060\u3051\u3001bash\u306eecho\u3067\u6e21\u3057\u305f\u3044\u3002 clisp\u30d1\u30c3\u30b1\u30fc\u30b8\u304cCentOS5.7\u306b\u7121\u304b\u3063\u305f\u306e\u3067\u3002\u3002\u3002 \u25a0let\u306e\u5834\u5408\uff08\u6574\u6570\uff09 \u2605\u4f59\u308a $ let x=10%3;echo \"$x\" 1 \u2605\u5c0f\u6570\u70b9\u306f\u30c0\u30e1\u307f\u305f\u3044\u3002\u3002\u3002 $ let x=10.1*3 -bash: let: x=10.1*3: syntax error: invalid arithmetic operator (error token is \".1*3\") \u25a0bc\u3092\u4f7f\u3046 \u2605\u4f59\u308a $ echo 10%3 | bc 1 \u2605\u5c0f\u6570 $ echo \"10.1%3\" | bc 1\u2026","blog_title":"labunix \u306e \u30e9\u30dc\u3086\u306b\u3063\u304f\u3059","title":"linux\u3067\u306e\u3061\u3087\u3063\u3068\u3057\u305f\u8a08\u7b97","author_url":"https://blog.hatena.ne.jp/labunix/"}