Effective Java is the best book for general Java that I know - http://www.amazon.com/Effective-Java-Programming-Language-Gu... It's not a tutorial, but a collection of recommendations that could take you from just-learnt to competent.

Very slim, and very good - Javascript: The Good Parts http://www.amazon.com/JavaScript-Good-Parts-Douglas-Crockfor...

For a C reference, Harbison & Steele is excellent - http://www.amazon.com/Reference-Manual-Samuel-P-Harbison/dp/...