If you don't love the shell you're using on your Linux system, change it! There are plenty, including bash, fish, ksh, tcsh, zsh. There are quite a few shells on Linux system and more that can be ...

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...

If you're working in a Linux environment, chances are you've encountered environment variables—even if you didn’t realize it at the time. They quietly power much of what goes on behind the scenes in ...

Ever wondered why programming in Bash is so difficult? Bash employs the same constructs as traditional programming languages; however, under the hood, the logic is rather different. The Bourne-Again ...

While many desktop Linux distributions provide an easy-to-use graphical user interface, there are times when you must perform certain work-related or system administration tasks using old-fashioned ...

默认情况下，bash shell 会忽略收到的任何 SIGQUIT (3)和 SIGTERM (15)信号（正因为这样，交互式 shell 才不会被意外终止）。但是 bash shell 会处理收到的 SIGHUP (1)和 SIGINT (2)信号。 如果 bash shell 收到了 ...