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 ...

This course provides an overview of System Programming for the Linux operating system, or software which is interfacing directly with the Linux Kernel and C library. The basic components of a Linux ...

These alternatives have replaced several default commands for me.

Arguably, Microchip’s PIC microcontrollers do not get enough posts here. One of the drawbacks for some of us is that Linux support for PICs is not very well known. The information is out there, but no ...

Shared object files streamline programs by providing information applications need to do their jobs, but that don’t have to be part of the application itself. To find out which of these files a Linux ...

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 ...

For most of us who didn’t do well in high school English class, spell checkers are a real game-changer. Sure, you can still swap a “to” and a “too,” but a spell checker will catch a lot of typos. But ...

What superpowers? eBPF gives you the power to run programs in the Linux kernel without changing the kernel source code or adding additional modules. In effect, it acts as a lightweight (VM) inside the ...

I have a C program, and want to run some other program ("ftp", if you must know). I also want to be able to feed commands (like "open <hostname>") into ftp's stdin. However, my attempts haven't been ...