This article is excerpted from Chapter 7 of my book Linux Programming by Example: The Fundamentals, published by Prentice Hall (ISBN: 0-13-142964-7). Chapters 1 through 6 cover the standard APIs for ...

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 ...

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 ...

In this TechRepublic How to Make Tech Work video, Jack Wallen shows you the step-by-step process of compiling a C++ program on Linux, using Ubuntu Desktop 23.04 for his demo. I am going to show you ...

Linux skills are in growing demand in today’s IT hiring landscape, and there are many ways to bolster those skills both online and off. Whereas many such offerings target IT professionals, however, a ...

The nblock() function reports how many disk blocks the file uses. This calculation is based on the file's size as returned by stat(). The V7 block size was 512 bytes--the size of a physical disk ...