Java Basics Programming Roadmap
Step by step guide to becoming an Android developer.
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1 Introduction & Setup
Java, JVM, JDK, JRE
Environment Setup
'Hello, World!' Program
2 Basic Syntax & Variables
Program Structure
Variables and Constants
Primitive Data Types
Console Input/Output
3 Operators and Expressions
Arithmetic Operators
Comparison Operators
Logical Operators
Assignment Operators
4 Control Flow
switch Statements
for Loops
while and do-while Loops
5 Methods
Defining and Calling
Parameters and Return Values
Method Overloading
Variable Scope
6 Arrays and Strings
Single-Dimensional Arrays
Multi-Dimensional Arrays
String Class
7 Classes and Objects (Brief)
Intro to OOP
Creating a Simple Class
Creating Instances
8 Java Collections Framework (Basics)
ArrayList
HashMap
9 Exception Handling
try-catch Block
finally Block
Throwing Exceptions (throw)
10 Basic Input/Output (I/O)
Reading Files
Writing Files
11 Consolidation Mini-Project
Build an Application
Project Ideas