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Breaking the Loop: Implementing the Circuit Breaker Pattern in Node.js with Fastify
If you’ve ever built an app that talks to other services—an API, a database, or a third-party provider—you’ve probably faced this: Everything works fine until that external service slows down… or worse, goes offline. Suddenly your app is stuck, retrying requests that will never succeed. Users wait forever. Your logs explode. Your server eats CPU…
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Binary Trees 101: Building, Traversing, and Searching
If you’ve spent any time around computer science, you’ve probably heard the term binary tree. They pop up everywhere—databases, file systems, even machine learning models. But what exactly are they, and why do developers love them so much? In this post, we’ll break down binary trees in plain language, explore their key features, and walk…
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Behind the Route: Walking a Request Through Laravel
If you’ve ever wondered what really happens behind the scenes when your Laravel app receives a request, you’re not alone. Laravel’s request lifecycle is one of those topics that feels complex at first—but once you understand it, it becomes a powerful tool for debugging, optimization, and customization. Let’s walk through it step by step, starting…
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Min-Heap, Max-Heap, Done: A Friendly Guide to Priorities
Data structures play a vital role in computer science, providing efficient storage, retrieval, and manipulation of data. Among the myriad data structures available, heaps stand out as versatile and powerful options. Heaps are tree-based data structures that prioritize the order of elements based on a defined property. They offer efficient operations for insertion, deletion, and…
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Rows × Columns: A Friendly Guide to Matrix Data
Matrices are fundamental data structures used to represent and manipulate multidimensional data in various fields of computer science, mathematics, and engineering. They provide an organized way to store and perform operations on data arranged in rows and columns. In this extensive article, we delve into the world of matrices, exploring different matrix data structures, their…
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Think FIFO: A Friendly Guide to Queues
Data structures form the backbone of efficient data organization and manipulation in computer science and programming. Among the diverse range of data structures available, queues stand out as a powerful and versatile option. Queues adhere to the First-In-First-Out (FIFO) principle, making them ideal for managing tasks, scheduling processes, and implementing breadth-first search algorithms. In this…