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安装关联 下载和解压源文件 编译 看看是否安装成功 阅读全文
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ps aux|grep mocha |xargs kill -9 mocha是进程中出现的关键字 阅读全文
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boss给妹子出了道小题,没事给她解了: update test_123 as ainner join (SELECT pid,COUNT(sons) count FROM test_123 GROUP BY pid ) as b on a.id = b.pidset a.sons = b.coun 阅读全文
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安装完运行yum报错: Error: Cannot retrieve metalink for repository: epel. Please verify its path and try again 解决办法: 编辑[epel]下的baseurl前的#号去掉,mirrorlist前添加#号。正 阅读全文