can not access china version

Amazon Pay

I really Enjoin the illustrations. Makes the learning process so funny.

i like the courses and i wish if there is more examples and exercices

Litte Bug in FactoryMethod Example

Awesome explaination through diagrams and daily examples, Loved your work

Algorithmic Design Patterns

Why i can't see MVC pattern in the book ?

Design Patterns Poster?

Code Smells: Couplers vs. Change Preventers