As many others have said, books are the best things I've spent money on, but let me say more: Do books sometimes say things that are obvious? Yes. For example, when I first read Martin Fowler's book Refactoring, I had been renaming variables and moving methods from one class to another for years. But he gave a new framework for thinking about something that obvious. I've found the idea of separating out my coding flo…
> A typical industry book is $40-$50, and a typical text book is $100-$150. If this is out of some people's budgets, check eBay. Also some thrift store chains have certain locations that are book focused. You can get older edition textbooks for practically free. It's not like Claude Shannon's equations have changed. The old editions are effectively just as good. I've picked up plenty of classic books, HBR, Drucker, C…
Not as cheap as ebay, but an enormous selection with pretty reliable quality ratings.