This article is reprinted from the book A Practical Guide to Linux Commands, Editors, and Shell Programming 3rd edition, with permission of the author and publisher ...

Shell builtins are commands that are loaded into memory when a shell — such as bash, sh, or zsh — is invoked. The reason for this is that keeping these commands in memory helps ensure that these ...

In PowerShell, an alias is a handy shortcut or command alternative. For example, instead of typing Get-ChildItem, you can type ls or dir. Aliases can act as a transition from other shells to ...

One of the most common arguments against Linux as a whole is that it’s an operating system that relies heavily on the command-line, and thus it’s not for the novice user. Years ago, I wouldn’t have ...

Is there a way to make all modifications I have made to my .bashrc file (new aliases, functions and scripts) without having to exit the current shell that I am in and starting a new one (currently ...

I've been using the Linux shell for about 20 years. Although I found it powerful from the beginning, there are some things I wish I'd known when I first used it. The first thing that most people new ...

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'm scp on other server some files quite often. <BR>so I have to type IP (not domain) for remote server<BR><BR>scp filename username@ip_address:/home/account/<BR><BR ...