If you’ve been using IntelliJ IDEA Community Edition for a while, you’ve probably realized how powerful it is. But here’s the secret: the real productivity boost comes from mastering IntelliJ IDEA shortcuts. Instead of reaching for the mouse every few seconds, you can fly through your codebase with just your keyboard. In this post, I’ve …
10 IntelliJ IDEA Shortcuts Every Java Developer Should Know Read More »
Apache Kafka has become the backbone of modern event-driven applications, and at the heart of consuming data lies the Kafka Consumer. If you are just starting out and want to learn how to build a Kafka consumer in Java, this tutorial will guide you step-by-step. We’ll cover polling records, Kafka offset management (auto commit vs. …
Kafka Consumer in Java: Polling, Offset Management, and Consumer Groups Read More »
If you are a Java developer exploring Apache Kafka, one of the first things you will build is a Kafka Producer. The producer is responsible for publishing data (messages) to Kafka topics. In this Kafka Producer Java tutorial, we’ll walk you through the step-by-step process of building a producer, sending JSON and custom objects, handling …
Kafka Producer Java Tutorial: Send Messages with Custom Serializers and Retry Logic Read More »
Apache Kafka is one of the most popular distributed event-streaming platforms used for building scalable and real-time data pipelines. While Kafka can be integrated with Java, Python, or other programming languages, it’s always a good idea to first get comfortable with Kafka command-line tools. These tools allow you to create topics, send messages, and consume …
Creating Kafka Topics and Testing with Command-Line Tools Read More »
Apache Kafka is a popular distributed streaming platform used for building real-time data pipelines and event-driven applications. If you’re just getting started, this post will walk you through creating your first Java Kafka application with a producer and a consumer example. By the end of this tutorial, you’ll have a working Kafka setup where: Prerequisites …
If you are just starting your journey in Java programming or exploring other JVM-based languages like Java or Scala, you’ll need a powerful and user-friendly IDE (Integrated Development Environment). IntelliJ IDEA by JetBrains is one of the most popular IDEs for developers worldwide. The best part? You don’t have to pay a single penny to …
Download and Install IntelliJ IDEA Community Edition on Windows (Step-by-Step Guide) Read More »
Apache Kafka Installation on Windows: This step-by-step guide will walk you through installing Apache Kafka 3.9.1 using the classic setup (with Zookeeper), creating topics, and running Kafka CLI commands to produce and consume messages. What Will You Learn? 📝 Note: Kafka 4.x now supports KRaft mode (Zookeeper-less), but in this guide, we will use the …
Apache Kafka Installation on Windows with Zookeeper — Create Topics & Run CLI Commands Read More »
If you’re a Java developer curious about real-time data streaming, event-driven architecture, or simply want to build fast and scalable data pipelines, Apache Kafka is a must-learn tool. In this beginner-friendly post, we’ll explore what Kafka is, how it works, its core components, and why it’s a game-changer in the world of data. What is …
Welcome to the Apache Kafka Tutorial Series – your complete learning guide to mastering Kafka as a Java developer. Whether you’re just starting out or looking to dive deep into event-driven architectures, this series will help you go from beginner to confident Kafka user step by step. Who is this tutorial series for? This Apache …
MongoDB Installation on Windows: If you’re a developer looking to install MongoDB on Windows without using the MSI installer, you’re in the right place. This tutorial guides you through installing MongoDB using the ZIP archive, setting up a MongoDB database, and creating a user with a username and password. Ideal for beginners and professionals who …