Java

• JVM

• Garbage Collection

• Basic

  • Variable

  • Operator

  • Print

  • Array

  • Modifier

  • Enums

  • Exception Handling

• Object-Oriented Programming

  • Class

  • Inheritance

  • Polymorphism

  • Interface

• java.lang package

  • Object class

  • String class

  • Wrapper class

• Data Processing

  • Collections

  • Map

  • Iterator & Stream

  • Optional

• Multi-Thread

  • Volatile

  • CAS

  • Thread

  • Monitor

  • Synchronization

• Advanced

  • Varargs

  • Generic

  • Lambda

  • Reflection

  • Serialization

Effective Java