Bash is fairly easy to install, but using it is another matter. Here are some commands to help IT pros dip their toes in Bash. I have written quite a bit lately about the Bash shell that exists within ...

For many users who get started with the command line in Linux, there’s a good chance they’re using Bourne Again Shell, or Bash. Bash is the default shell on Mac OS X, and Windows users can use Bash ...

Some days, it doesn't rain, it pours. That's the case with Linux today. Not one, but two serious security holes have recently been exposed. First, there was a systemd bug which could easily knock out ...

Recently I needed to create a script that processed two input files. By processed I mean that the script needed to get a line from one file, then get a line from the second file, and then do something ...

File permissions make it possible for you to allow or prevent other users from viewing files on your Linux-powered computer. Here's a simpler way of setting up file permissions from the command line.

Ranger is a great tool for providing a multi-level view of your Linux files and allowing you to both browse and make changes using arrow keys and some handy commands. Ranger is a unique and very handy ...

There are a number of ways to merge and sort text files on Linux, but how to go about it depends on what you’re trying to accomplish – whether you simply want to put the content of multiple files into ...