If you’re like me, you like being able to lock your Mac with a single keypress, but you can’t just trigger the screensaver, and you don’t want to kill your processes + network by sleeping your computer. Apple have been trying their best to make this really hard with El Capitan, but never fear! With a single open-source app and a couple of built-in Mac apps, you can get things up-and-running in just a few minutes. Read More
TL;DR: Don’t use final methods; use the strategy pattern instead.
TL;DR: Don’t declare classes final, and don’t subclass concrete types.