As software developers, we often find ourselves working on multiple codebases, constantly hopping between programming languages and frameworks. Keeping track of all the commands and configurations for each project can be a mild annoyance. This is where the humble Makefile shines as a task runner documenting the most essential commands in a project.

If you use a JetBrains IDE for work, chances are you've used the "View Recent Files" feature (⌘E on macOS) at least once before. I personally use it all the time, and it is deeply ingrained in my muscle memory at this point. I constantly catch myself hitting ⌘E even in Visual Studio Code which does not do the same thing by default, even after installing the IntelliJ keymap.

The topic of testing has been a constant presence in all of the teams and projects I’ve been involved in while working at SensioLabs. I often find myself explaining the same concepts over and over again, so I figured it was about time to gather my thoughts on this topic and put them into words.