Here are a few links and resources that I find very useful, feel free to suggest other sites in the comments.

Machine Translators

MyMemory- A free and searchable translation memory.

Google Translate- One of the best online machine translators.

Bing Translator- Another decent machine translator.

Tools

Google Translator Toolkit- An online editor that is designed to help translators work more efficiently.

WorldWide Lexicon- Software that lets you easily translate a blog or website using machine translation, crowdsourced translation, or professional translation.

Chinese Names- Get your name in Chinese!

Blogs

Naked Translations- An informative and humorous blog about a life as a French to English translator.

Translation Journal- A large collection of articles dating back to 1997!

Thoughts on Translation- A insightful blog about translation.

There’s Something About Translation- A blog about life as a freelance translator, and also tips and guides for the aspiring translator.

Community

Polyglot Club- A place where you can find a foreign pen pal.

How to Learn Any Language Forum- A forum where you can discuss how to learn languages.

English Forums- Learn English by chatting with different people through the forums or chat rooms.