trivial Pepsi broke the contract An API is a contract with the world, and that makes it one of the hardest things to get right in software design.
trivial Linux, find and gzip a bunch of files I've been recently asked if you can traverse a bunch of folders and gzip all files that end in *.csv. Sure you can!
trivial Monit, or how to get a grip on those processes Some tools are just crafted to perfection. Monit is one of them. If you're running linux processes that you want checked, don't waste your time on anything else.
trivial Sendmail (or Mail) with subject on a single line Quick reference on how to use `sendmail` or `mail` from the command line to send to multiple recipients, with subject and body in a one-liner.
trivial MySQL server without root Can you install MySQL without admin/root access to your machine? Yes you can!
trivial Postfix using Gmail as a relay While you would want to set up a proper email relay on a full-fledged server, for a small home machine, nothing beats the simplicity of having Gmail as the relay. Just add the following lines to /etc/postfix/main.cf: relayhost = [smtp.gmail.com]