Java Developer 30 days roadmap. Subscribe for resources & read the description #java #javatutorial

This is how you can use the next 30 DAYS to learn JAVA 💯 ✅
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Days 1-3: Setup & Introduction
- Install JDK and IDE (Eclipse/IntelliJ)
- Overview of Java, history, and uses
- Write and run your first Java program

Days 4-6: Basics of Java
- Syntax, data types, and variables
- Operators (arithmetic, logical, relational)
- Control flow (if, switch) for decision making, loops, arrays and data storage

Days 7-11: Object-Oriented Programming (OOP)
- Classes, objects, methods, and constructors
- Principles: inheritance, encapsulation, polymorphism, abstraction
- Practice method overriding and overloading

Days 12-13: Interfaces & Abstract Classes
- Understand interfaces vs. abstract classes
- Practice implementing interfaces

Day 14: Nested & Inner Classes
- Types: static, non-static, local, anonymous
- Usage of inner classes

Days 15-16: Packages & Access Modifiers
- Organize with packages, use imports
- Access levels: public, private, protected, default

Days 17-18: Exception Handling
- Try-catch, throw, throws, finally
- Create custom exceptions

Days 19-21: Collections Framework
- Lists (ArrayList, LinkedList), Sets (HashSet, TreeSet), Maps (HashMap, TreeMap)
- Using iterators and loops

Days 22-23: File I/O and Serialization
- File handling basics (InputStream, OutputStream)
- Serialization/deserialization

Days 24-25: Multithreading Basics
- Threads, lifecycle, creating threads
- Synchronization and concurrency utilities

Days 26-27: Java Networking
- URLs, sockets, client-server communication

Day 28: JDBC
- Connect to database, execute SQL queries, work with ResultSet, Statement, and PreparedStatement

Day 29: Java 8 Features
- Lambda expressions, functional interfaces, Stream API, Date and Time API.

Day 30: Start building your own Java project.

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