Hack 75. Safe Reboot Of Linux Using Magic SysRq Key List of SysRq Command Keys Perform a Safe reboot of Linux using Magic SysRq Key Hack 75. Safe Reboot Of Linux Using Magic ...

Hack 64. Ignore specific commands from the history using HISTIGNORE Hack 64. Ignore specific commands from the history using HISTIGNORE by Ramesh Sometimes you may not want...

Hack 55. Control the total number of lines in the history using HISTSIZE Hack 55. Control the total number of lines in the history using HISTSIZE by Ramesh Append the follo...

Hack 5. Use dirs, pushd and popd to manipulate directory stack Hack 5. Use dirs, pushd and popd to manipulate directory stack by Ramesh You can use directory stack to push ...

Hack 4. Use “cd -” to toggle between the last two directories Hack 4. Use “cd -” to toggle between the last two directories by Ramesh You can toggle between the last two cu...

Hack 85. How to generate random number in bash shell Hack 85. How to generate random number in bash shell by Ramesh Use the $RANDOM bash built-in function to generate rando...

Hack 51. Search the history using Control+R Hack 51. Search the history using Control+R by Ramesh I strongly believe that this may be your most frequently used feature of h...

Hack 45. Advanced compression using zip command. Hack 45. Advanced compression using zip command. by Ramesh There are 10 levels of compression provided by zip command. Le...

Hack 3. Perform mkdir and cd using a single command Hack 3. Perform mkdir and cd using a single command by Ramesh Sometimes when you create a new directory, you may cd to t...

用SysRq key安全的重启 commandkey列表 用SysRq key安全的重启 Magic SysRq key 是 Linux 内核中的一个组合键, 它允许用户执行一些低权限的命令, 无视系统当前的状态. 它经常被用来恢复死机的系统, 或者重启系统而不打断文件系统的状态.这个组合键是Alt+SysRq+commandkey ,在很多系统...