The first software that I was actually paid to develop was a 2-page shell script that prompted the user for a dozen or so pieces of information, before launching a set of cooperating processes. Those ...

I am involved in several free software projects, including one or two where I maintain the website. For one of those projects, we currently are updating the website. Ours is probably similar to other ...

Community driven content discussing all aspects of software development from DevOps to design patterns. It’s pretty easy to run a batch file on Windows. Just create a file, change the extension to ...

Many bash scripts use arguments to control the commands that they will run and the information that will be provided to the people running them. This post examines a number of ways that you can verify ...

This post follows up on Part 1 by examining the many ways that you can test the value of variables – e.g., whether they equal particular strings like “yes” or “no”, if they have a numeric value, if ...