For me it's going from knowing the syntax of a language to actually designing and building something useful. No one really gets this right as far as I can tell.

For me it's going from knowing the syntax of a language to actually designing and building something useful. No one really gets this right as far as I can tell. I can solve lots of stupid little puzzles in several languages but when it comes to building something without a tutorial giving me step by step direction I'm completely lost.