Hack 19. Suppress Standard Output and Error Message Suppress standard output using > /dev/null Suppress standard error using 2> /dev/null Hack 19. Suppress Standard Output an...

Hack 13. Login to Remote Host using SSH Hack 13. Login to Remote Host using SSH by Ramesh The First time when you login to a remotehost from a localhost, it will display th...

安装Apache2 下载 Apache 安装SSL模块 在httpd.conf中开启SSL 创建公私钥 把证书复制过去 开启 Apache 扩展阅读 安装Apache2 这一篇介绍了怎样安装带有SSL模块的Apache2. (然后作者说了一大段apache2的优点, 其实我个人还是比较倾向于nginx的, 轻量级, 配置简单, 而且高...

显示过去的时间 显示过去的时间 这里没什么好说的. $ date -- date = '3 seconds ago' Thu Jan 1 08 : 27 : 00 PST 2009 $ date -- date = "1 day ago" Wed Dec 31 08 : 27 : 13 PST 200...

Hack 78. Increase the Log Level temporarily Hack 78. Increase the Log Level temporarily by Ramesh While you are debugging an issue, you can change the LogLevel of the Apach...

Hack 46. Password Protection of Zip files Hack 46. Password Protection of Zip files by Ramesh Pass the option –P to the zip command to assign a password to the zip file. #...

Hack 37. Change foreground color of the prompt Color Code Table: Hack 37. Change foreground color of the prompt by Ramesh Display prompt in blue color, along with username...

Hack 79. Display the modules inside Apache Display both static and dynamic module loaded by Apache Hack 79. Display the modules inside Apache by Ramesh Display the modules...

Hack 35. Display current time in the prompt Hack 35. Display current time in the prompt by Ramesh In the PS1 environment variable, you can directly execute any Linux comman...

Hack 11. Display Future Date and Time Hack 11. Display Future Date and Time by Ramesh Following examples shows how to display a future date and time. $ date Thu Jan ...