🔖 Introduction When building real-world applications, we often need to store, retrieve, and manipulate groups of objects. Java provides a rich and powerful Collections Framework to make this easy. In this lesson, we’ll explore: 🧱… 📚 Java Collections Framework – Master Lists, Sets, Maps, and Queues

🔖 Introduction In the real world, errors happen—a file might be missing, user input might be invalid, or a network call might fail. Rather than letting our program crash, Java gives us a powerful mechanism… 🚨 Java Exception Handling – Deal With Errors Gracefully

🔖 Introduction In the real world, programs often need to do many things at the same time: download files, update UI, process data—all at once. This is where multithreading comes in. In this lesson, you’ll… 🧵 Java Multithreading – Run Multiple Tasks at Once

🔖 Introduction Almost every real-world Java application needs to interact with files — reading data, writing logs, or saving configurations. In this lesson, you’ll learn how to handle files using: Let’s dive in! 🏊‍♂️ 📂… 📁 Java File Handling – Read, Write, and Process Files Easily

🔖 Introduction Imagine writing a method that works for any data type—without rewriting it for each one. That’s the power of Generics in Java. Generics make your code: Let’s see how 🚀 💡 What Are… 🔤 Java Generics – Type-Safe Collections and Methods

🔖 Introduction As your Java application grows, handling large sets of data becomes common. The Collections Framework provides powerful classes to store, manipulate, and organize groups of objects. In this lesson, we’ll explore the three… 📚 Java Collections Framework – List, Set, Map Explained

🔖 Introduction Even the best code can go wrong. A file might not be found, a number might be divided by zero, or user input could be invalid. Java handles such unexpected events using Exception… 🚨 Exception Handling in Java – Making Your Code More Reliable

🔖 Introduction In Java, organizing your code and controlling access is essential as your project grows. This lesson introduces: Let’s break them down with examples 👇 📁 Java Packages – Organizing Classes ✅ What is… 📦 Java Packages, Access Modifiers, and the static Keyword

🔖 Introduction Java is a purely object-oriented language (except for primitive types). OOP (Object-Oriented Programming) is all about organizing code around objects – real-world entities that have state (fields) and behavior (methods). In this lesson,… 🧱 Object-Oriented Programming in Java – Building Real-World Models

🔖 Introduction Real-world applications often deal with multiple values – like a list of names, scores, or dates. Java provides powerful tools to handle these: Let’s dive into both with simple examples and tips! 🔢… 📦 Arrays and Strings in Java – Handling Collections of Data