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This article introduces the basics of Kubernetes, including its architecture, key components, and how it can be used to manage containerized applications. This post is based on my understanding of Kubernetes and its docs. Feel free to leave any feedback or corrections in the comments.
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This post is AI-generated. It is a practical summary of the official OpenAI guide: Codex Best Practices. The core idea is that Codex works best when you treat it less like a one-off assistant and more like a teammate that you configure, guide, and improve over time.
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This article covers error handling strategies in Spring Kafka, including offset management, retry mechanisms, dead letter topics, batch error handling, and common pitfalls to avoid when building resilient Kafka consumers.
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Business rules often start as simple if statements. That is usually fine, because hardcoded logic is fast, easy to debug, and checked by the compiler. The problem starts when the rule changes more often than the codebase, or when different customers, cohorts, regions, or experiments need different versions of the same decision logic.
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This article provides understanding of Java Concurrency concepts, including threads, ExecutorService, synchronization, concurrent collections, threading problems, locks, conditions, semaphores, volatile variables, happens-before relationships, and barrier synchronization.
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This article introduces Redis, a widely-used in-memory data store. It covers Redis basics, caching strategies, data structures, persistence mechanisms, and techniques.
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This article explains how Kafka message compression works, its configuration, and considerations for both producers and consumers.
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Below are some notes on Kafka best practices that I found useful while working with Kafka in production.
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This is a beginner’s guide to MongoDB, a popular NoSQL database. In this post, I will cover the basics of MongoDB, including its features, installation, and basic operations.
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This article provides a comprehensive introduction to Apache Maven, a powerful build automation tool widely used in Java projects. It covers the basics of Maven, including its standard directory layout, installation process, dependency management, and build lifecycle.
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This article briefly explains the Hexagon Architecture (also known as Ports and Adapters Architecture), its components.
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Code review is a critical part of the software development process. Here are some best practices to make code reviews more effective and collaborative.
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Some code refactoring practices that I have thought would be useful in daily software development.
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Some common access control mechanisms like ACL, RBAC, PBAC that are widely used in software systems.