Working on the command line is an integral part of being a successful Linux user. You need to have a firm grasp of certain commands to work effectively. There are even certain commands that you must ...

AWK is a pattern-scanning and processing language that searches one or more files for records (usually lines) that match specified patterns. It processes lines by performing actions, such as writing ...

If you don't think Linux skills are relevant, consider this: Linux system basics power Android devices, servicing half the world's smartphones and tablets. It's also the OS of choice for many of the ...

Most Linux distributions are considerably more secure than Windows out of the box. There are many reasons for that, including the inherent user and file permissions structure, the addition of ...

Have you ever used Secure Shell to access a remote machine, only to find yourself needing to download a file from a remote location? What do you do? Since you only have terminal window access to that ...

Most people familiar with information technology or the computer world have at least heard of Linux. For years now, the open-source operating system has been popular among those who prefer it to more ...

One of the things that makes Linux and Unix-like systems both powerful and frustrating is that there are many ways to accomplish any particular goal. Take something simple like running a bunch of ...

There was a time when embedded system developers didn’t need to worry about graphics. When you have a PIC processor and two-line LCD, there isn’t much to learn. But if you are deploying Linux-based ...

A vulnerability in the Linux sudo command has been discovered that could allow unprivileged users to execute commands as root. Thankfully, this vulnerability only works in non-standard configurations ...