ZDNET's key takeaways There are certain Linux commands I consider essential.They range from networking, troubleshooting, and ...

One of the files that the average Unix sysadmin rarely looks at, almost never changes and yet depends on every time he or she reboots a system is the /etc/inittab file. This modest little file ...

On Linux, the umask defines how new files and directories inherit access rights. Linux uses your current umask value to ...

To rename a group of files with a single command, use the rename command. It requires the use of regular expressions and can tell you what changes will be made before making them. For decades, Linux ...

Hidden files are a standard feature in Linux. Some applications save configuration files and other data in hidden files or folders that aren't visible by default. Fortunately, Linux makes working with ...

Get to know the Linux hosts file and how to use it Your email has been sent If you're new to Linux, there's a very handy file you'll want to learn about right away. Jack Wallen introduces you to the ...

Want to know the tricks of replacing a variable in a file using the SED command? This article will give you an overview of replacing a variable value in a file using SED. Before replacing a variable ...