Yes to reading documentation - there seems to be a trend on twitter these days of "I've been using this language/library for years and I just learned you could

Yes to reading documentation - there seems to be a trend on twitter these days of "I've been using this language/library for years and I just learned you could do X!!!". Really, you haven't RTFM on the tools you use daily to make your living? I've also found reading the source for libraries you use and stepping through with a debugger is really the best way to understand them. This is probably how most people learn their in house code at work. Just treat the whole stack like in house code (within reason). And reading code is also a fabulous skill to hone.