Yeah, being the big fish can give you great opportunity for autonomous growth, because there is no one to revise all your decisions. Or a great opportunity to sleep on your laurels. Different people will use the same opportunity very differently.
Re: JavaScript.
It has essentially two parts: the language itself (objects, functions), and the browser-specific stuff (DOM). My advice is to learn the language itself well, but use JQuery for everything DOM-related.
Yeah, being the big fish can give you great opportunity for autonomous growth, because there is no one to revise all your decisions. Or a great opportunity to sleep on your laurels. Different people will use the same opportunity very differently.
Re: JavaScript.
It has essentially two parts: the language itself (objects, functions), and the browser-specific stuff (DOM). My advice is to learn the language itself well, but use JQuery for everything DOM-related.