Core Java Developers Guide

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Java Basics


Wrapper Classes Guide


Java Arrays Guide


1. Java Array Basics Guide

String Handling


Read complete String Handling in Java on String Handling API Guide 

Serialization in Java


Guide to Collections Framework


Interfaces

List Implementations

General-Purpose List Implementations:

Set Implementations

Map Implementations

Sorting

Aggregate Operations(Streams)

Collections Helper/Utility Classes

          - Sorting
          - Shuffling
          - Searching
          - Composition
          - Finding Extreme Values

Best Practices and Examples

Read complete Collections Framework in Java on Collections Framework Guide

Java Generics Guide 


Java I/O Basics

File Handling Examples

List of the File examples to show the use of Java I/O to create, read, write, modify a file and get the file’s information.

File Serialization Examples

File Compression Examples

Directory

File Utilities

Java I/O Reference

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