Java

Syntax

Very Basics

Basic Classes & Methods
Basic Input Output
Variables
Control flow

Normal

Classes & Methods
Arrays
Loops
Strings
ArrayLists (vector)
Inheritance
Exceptions

Librarys & APIs

Utilities - datatypes
Lang - handy functions
Java IO

Quick access to libs

Visual

JavaFX

Data Structures & Files

Containers
Read and write

Threads

Threads
Semaphore
Synchronized

Networking

Sockets

Random libs

Process Builder + terminal commands
Regex Java syntax

Detailed information

Compilation