Genre

Object Oriented Programming

Start with high-confidence object oriented programming books, then narrow by subgenre or adjacent topics.

Start Here

Effective Java

Joshua Bloch

Head First Design Patterns

Eric Freeman, Elisabeth Robson

Head First Java

Kathy Sierra, Bert Bates

97 Things Every Programmer Should Know

Kevlin Henney

Java: a Beginner's Guide, Eighth Edition

Herbert Schildt

Learning Python

Mark Lutz

Head First Ruby

Jay McGavren