If it isn't on the internet, it may not actually exist. I believe that sites like stackoverflow.com do a wonderful service in filling in knowledge gaps for programming.
Q&A for professional and enthusiast programmers
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems.
Q&A for professional programmers interested in conceptual questions about software development
Q&A for Ubuntu users and developers
Q&A for user experience researchers and experts
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Q&A for computer enthusiasts and power users
Q&A for people studying math at any level and professionals in related fields
Q&A for students, teachers, and linguists wanting to discuss the finer points of the Chinese language
Q&A for members of the workforce navigating the professional setting