Mobile Web Application Best Practices : The goal of this document is to aid the development of rich and dynamic mobile Web applications. It collects the most relevant engineering practices, ...
Stack Overflow : Stack Overflow is a question and answer site for professional and enthusiast programmers.
The iOS Dev Directory is a comprehensive list of blogs & sites covering iOS development. Whether it covers coding, design, marketing or anything in between, if a blog or site is related to iOS development it should be listed here.