Java

Java

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Basic Intermediate Advanced java

Section 1: Getting Started

7Lessons ·
- 5: Java Version History and LTS Releases
  
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- 6: Setting Up IntelliJ IDEA for Java Development
  
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- 7: Setting Up Eclipse for Java Development
  
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Section 2: Core Syntax

17Lessons ·
- 10: Operators and Expressions
  
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- 22: The var Keyword for Local Type Inference
  
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Section 3: Object-Oriented Java

18Lessons ·
- 27: Constructor Overloading
  
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- 29: Method Overriding vs Overloading
  
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- 31: Interfaces and Default Methods
  
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- 38: Anonymous Classes
  
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- 39: The Object Class: equals, hashCode, toString
  
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- 40: Practice Exercise: Building a Class-Based Bank Account System
  
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Section 4: Collections Framework

10Lessons ·
- 44: ArrayList vs LinkedList
  
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Section 6: Generics

6Lessons ·
- 62: Bounded Type Parameters
  
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- 65: Type Erasure Explained
  
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Section 7: Functional Java

12Lessons ·
- 68: Functional Interfaces
  
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- 69: Built-In Functional Interfaces: Function, Predicate, Supplier
  
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Section 8: Concurrency

13Lessons ·
- 88: Atomic Variables
  
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- 91: Practice Exercise: Building a Multi-Threaded File Downloader
  
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Section 9: I/O and NIO

8Lessons ·
- 93: Buffered Streams and Readers
  
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- 98: Custom Serialization
  
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- 99: Working with Memory-Mapped Files
  
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Section 12: Build Tools and Project Structure

7Lessons ·
- 116: Building Projects with Maven
  
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- 117: The Maven Lifecycle and POM
  
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Section 13: Testing

10Lessons ·
- 125: Parameterized Tests
  
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- 127: Integration Testing Basics
  
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Section 16: Design and Best Practices

18Lessons ·
- 161: Effective Java Best Practices
  
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- 162: Code Review Habits for Java Projects
  
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Section 17: Reflection and Annotations

5Lessons ·
- 167: Annotation Processing Basics
  
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Section 18: Logging and Diagnostics

6Lessons ·
- 170: Debugging Java Applications in an IDE
  
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- 171: Remote Debugging Java Applications
  
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Section 19: Date, Time, and Internationalization

6Lessons ·
- 179: Internationalization with ResourceBundle
  
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- 180: Locale-Aware Formatting
  
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Section 21: Security in Java

5Lessons ·
- 185: The Java Security Manager (and Its Deprecation)
  
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- 189: Preventing Common Security Vulnerabilities in Java Code
  
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Section 25: GUI Programming

6Lessons ·
- 210: Introduction to JavaFX
  
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Section 26: Practical Projects

18Lessons ·
- 217: Building a Simple Banking Application
  
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- 218: Building a Multi-Threaded File Downloader
  
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- 226: Building a Personal Expense Tracker with File Persistence
  
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- 231: Building a Basic Chess Game Engine
  
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- 233: Building a File Deduplication Tool
  
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Section 28: Interview and Algorithm Practice

14Lessons ·
- 240: Implementing Sorting Algorithms in Java
  
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Section 30: More Concurrency Utilities

5Lessons ·
- 259: The Phaser for Multi-Phase Synchronization
  
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- 261: Completable Pipelines with CompletableFuture Chaining
  
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Section 32: More File and System Programming

4Lessons ·
- 271: Working with System Properties and Runtime Info
  
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Section 33: Standard Library Deep Dive

10Lessons ·
- 272: The Math Class and Numeric Utilities
  
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- 273: The StringBuilder and StringBuffer Compared
  
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- 275: The Arrays Utility Class
  
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- 276: The Collections Utility Class
  
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- 280: The Random Class and SecureRandom
  
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Section 34: More Practice and Drills

6Lessons ·
- 283: Practice Exercise: Building a Contact Management CLI
  
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Section 37: Career and Ecosystem

5Lessons ·
- 301: Contributing to Open Source Java Projects
  
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