Design Patterns and Refactoring
sourcemaking.com
sourcemaking.com
[1] https://www.amazon.com/AntiPatterns-Refactoring-Software-Arc...
I'm surprised Fowler hasn't been able to get the website taken offline.
Seems to be missing most of this list though: http://wiki.c2.com/?AntiPatternsCatalog
I especially like the refactoring section, which provides some useful tips on how to refactor common software problems such as "the blob" (long methods, classes, etc.).
https://www.amazon.com/Design-Patterns-Elements-Reusable-Obj...
https://www.amazon.com/Refactoring-Improving-Design-Existing...
EDIT: And it appears the website is a direct rip-off of these books.
https://www.goodreads.com/book/show/85041.Refactoring_to_Pat...