Designing a better API?

Question

1. What are the best practices and patterns to be followed for designing APIs?
2. How to achieve implementation hiding the best way (C++/Java)?
3. Designing APIs

Answer 1

Q4:

• How to Design a Good API & Why it Matters - Great video, well worth the time spent watching it.

In my opinion, Josh Bloch has the best ideas when it comes to writing good APIs, and he can explain them in a very easy-to-understand manner. The video above will address Q1-3 for you.