Bash

I love simple CLI tools and am a big fan of the Unix philosophy. Recently I came across The Dam, a public Unix server that implements a clever tool they termed suc - the Simple Unix Chat. Essentially, it applies the Unix philophy to create a simple chat tool that can be used on any modern Unix server. The key code consists of just a few lines of Bash code. Check out the documentation for it here.

I’ve recently needed to append several lines of data to a SAS data step that I collected and built via a shell script. For search-and-replace in bash I typically use sed, but this time I ran into a problem - sed does not like multiline shell variables. Thanks to Stack, I found a way to accomplish this task using awk instead. ...