Linux is more than just an operating system; it is a testament to the power of open source philosophy. Initiated by Linus Torvalds, Linux quickly became a flagbearer for open source development, ...

Ever wondered why programming in Bash is so difficult? Bash employs the same constructs as traditional programming languages; however, under the hood, the logic is rather different. The Bourne-Again ...

He developed the influential Korn shell, essentially a programming language to direct Unix operations, now available as open-source software. Author and technology historian Salus recalls his work ...

The Unix underpinnings of Mac OS make it feel familiar and accessible to programmers used to working in Unix-like environments. Apple’s Xcode IDE and other development tools are thoughtfully crafted ...

The following excerpt is from chapter 3, User-Level Memory Management, of Arnold Robbins’ book Linux Programming by Example: The Fundamentals, Prentice Hall PTR; (April 12, 2004), used with permission ...

Forty years ago this summer, a programmer sat down and knocked out in one month what would become one of the most important pieces of software ever created. In August 1969, Ken Thompson, a programmer ...