Stack Exchange network consists of 178 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
If you can't explain it simply, you don't understand it well enough.
my blog as a java developer's point of view: http://pawel-michalski-javnie.blogspot.com/
linkedin: my profile
biggest SO success so far - Search Method for Hashmap - comments to my answer here, those were truly rewarding :)