If you’re not sure if you’re running a Linux command or you’re using a bash builtin, don’t stress, it isn’t all that obvious. In fact, you can get very used to commands like cd without realizing that ...

It isn’t uncommon these days for a programmer’s editor to offer you help about what you are typing, ranging from a pop up with choices to a full-blown code template. If you have written a million ...

Having a history of shell commands is a great idea. It is, of course, enormously handy when you have to run something repetitively or you make a simple mistake that needs correction. However, as I’ve ...

Bash, aka the Bourne-Again Shell, has a newly discovered security hole. And, for many Unix or Linux Web servers, it's a major problem. The flaw involves how Bash evaluates environment variables. With ...

While Linux systems install with thousands of commands, bash also supplies a large number of “built-ins”—commands that are not sitting in the file system as separate files, but are part of bash itself ...

A critical remote code execution vulnerability in Bash, present in almost all Linux, UNIX and Mac OS X deployments, has been discovered. Experts advise immediate patching. A critical vulnerability in ...