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Welcome to the java-learning-wiki wiki!

This page describes the next topics:

• Generic in Java

  • The substitution principle uncomplented task: example
  • Generic methods in Java
  • Bounded Type Parameters
  • Wildcards
  • Generics and Primitive Data Types
  • Type Erasure
  • Using varargs

• Data Structure

  • Collection Framework
    • Java Collections Interfaces
    • Java Collections Implementations (Classes)
    • The Collections class

• Functional Programming in Java

  • Lambda Expression
  • Functional Interfaces
  • Method Reference
  • API Stream
    • Properties and features
    • Instance of a Stream
    • [Data Collections using Stream I]
      • Filtering Results
      • Mapping Results
      • Terminal Operations
    • [Data Collections using Stream II]
    • Parallel streams

• Multithreading

  • Thread Class
  • Runnable Interfaces
  • Syncronized methods and block
  • Thread deadlock

• Input and Output (iI/O)

  • Reading Console
  • Reading files: FileReader vs BufferedReader vs Scanner
  • Writing files
  • Using try-with-resources with I/O

• Files and Directories

  • Creating new File
  • Working with directories in Java
  • The Path class
    • Coping files

• Modular Programming in Java

  • Creating a module
  • Understanding modular structures
  • Working with multiple modules