With proprietary software, the code used to create the application (or operating system) is not available for public usage or viewing. Open source, on the other hand, makes the code used to create ...

Mastering the C programming language - a classic code environment used to build software, apps, and whole operating systems - is a great skill, and Mac OS X makes it easy to learn.

After introducing interrupts and the foreground/background architecture, I am finally ready to tackle the concept of a Real-Time Operating System (RTOS). In this first lesson on RTOS (commonly ...

How the massive security bug called Shellshock lay undiscovered for more than two decades in the open source program Bash, which is included with MacOS and most Linux-powered operating systems ...