摘要： 1. 下载源码：http://ftp.gnu.org/gnu/gcc2. cd gcc-4.8.5./contrib/download_prerequisites //下载资源包3../configure -enable-checking=release -enable-languages=c... 阅读全文

摘要： centos 开启终端默认时不禁止的，所以得手动开启(可自定义键盘)菜单：System->Preferences->Keyboard Shortcuts在Desktop分类下找到“Run a terminal”点击Run a terminal，按下需要的快捷键，比如Ctrl+Alt+T，即可。以下操... 阅读全文

摘要： update hy_b_hacker as h , (SELECT (@rowNO := @rowNo +1) AS rowno, ipFROM (SELECT * FROM hy_b_sendlogGROUP BY ip)a, (SELECT @rowNO :=0)b ) as i ... 阅读全文