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Understanding OAuth 2.0 with Identity and Authorization Servers
In modern application architectures, secure user authentication and authorization are essential. OAuth 2.0 has become the de facto standard for enabling secure delegated access to resources, particularly when working across multiple services and platforms. The diagram above illustrates the flow of authentication and authorization using an Identity Provider (like Google), an Authorization Server, and a…
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The Art and Science of Sorting Algorithms
In a world overflowing with data, sorting is the invisible engine that keeps everything running smoothly. Whether you’re arranging songs by name, products by price, or emails by date, sorting algorithms are quietly doing the heavy lifting behind the scenes. Let us explore the most important sorting algorithms, why they were invented, where they are…
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A Journey Through Famous Search Algorithms
From the early days of computing to today’s AI-powered world, the need to search quickly and efficiently has always been essential. Whether you’re looking for a contact on your phone, a book in a library, or a product on an e-commerce site, search algorithms make that possible — and fast. Let us walk through the…
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Understanding JVM Memory and Garbage Collection
Java is a memory-managed language, and much of that memory management is handled automatically by the Java Virtual Machine. One of the most crucial components of this automation is garbage collection, which ensures that memory no longer in use is efficiently reclaimed. The Basics of Java Memory Management Java programs allocate memory primarily on the…
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Java Concurrency Deep Dive
Concurrency is a fundamental concept in Java that enables the execution of multiple threads in parallel. It allows applications to perform better under high-load conditions and utilize modern multi-core processors efficiently. However, writing concurrent code requires careful attention to shared resources, thread coordination, and memory visibility. Why Concurrency Matters Modern applications often need to handle…
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Engineering Management
https://github.com/andrablaj/engineering-management-handbook
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Clean Code – Summary of Key Ideas from Robert C. Martin
Clean Code is a classic book by Robert C. Martin that outlines the principles and practices of writing code that is readable, maintainable, and efficient. The book is considered a foundational read for software engineers who take pride in craftsmanship. What Is Clean Code Clean code is code that is easy to understand and change.…
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Useful and structured summary of “Clean Architecture” by Robert C. Martin (Uncle Bob)
1. Objective of the Book Uncle Bob’s Clean Architecture lays out timeless software design principles and architectural guidelines that help developers build robust, maintainable, and scalable systems — regardless of language or platform. 2. Core Philosophy The primary goal of architecture is to support system behavior and preserve options. Good architecture: 3. Fundamental Concepts A.…
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Setting Up a Production-Grade Kubernetes Cluster
Kubernetes is a powerful system for managing containerized applications, but setting up a production-grade Kubernetes cluster involves more than just running kubeadm init. This article walks you through the key considerations and steps to deploy a secure, scalable, and maintainable cluster that’s ready for real-world workloads. 1. Define Your Requirements Before provisioning anything, you must…
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Kubernetes vs OpenShift (OCP): What You Need to Know
In the world of container orchestration, Kubernetes has emerged as the de facto standard. However, when it comes to enterprise-grade solutions, Red Hat OpenShift often enters the conversation. While both platforms revolve around Kubernetes at their core, there are key differences in terms of features, usability, and enterprise readiness. This article explores what Kubernetes and…