Node.js REST API with Express: Complete Guide

Express is still the go-to framework for Node.js APIs. It’s minimal, flexible, and has a massive ecosystem. Here’s how to build a production-ready REST API from scratch. Project Setup Basic Server Organizing Routes Input Validation Never trust user input. Use express-validator: Async Error Handling References Express.js Documentation Node.js Best Practices

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Vue.js for Beginners: The Progressive Framework

Vue.js has been on my radar for a while. After React and Angular, I wanted to see what the fuss was about. Turns out, Vue hits a sweet spot between simplicity and power. Here’s my getting-started guide. Why Vue? Vue is “progressive”—you can use as little or as much as you need. Start with a […]

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SQL Server Query Optimization: Index Strategies

I’ve spent countless hours staring at execution plans. Indexes are the single biggest lever you have for query performance, but they’re often misunderstood. Here’s what actually works. The Basics An index is like a book’s index—it helps you find data without scanning every page. Without indexes, SQL Server reads every row (table scan). With the […]

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Building SPFx Web Parts with React

React is the recommended framework for SPFx web parts, and for good reason. The component model fits perfectly with SharePoint’s web part architecture. Here’s how to build a real-world web part using React and TypeScript. Project Setup Web Part Structure An SPFx React web part has two main files: WebPart.ts – The SPFx wrapper that […]

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CQRS Pattern Explained: Separating Reads from Writes

CQRS—Command Query Responsibility Segregation—sounds intimidating, but the core idea is simple. Separate your read operations from your write operations. Here’s why you’d want to do that and how to get started. The Problem In traditional CRUD applications, the same model handles both reads and writes. This works fine until: Your read queries need different data […]

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React Fundamentals: Components, Props, and State

I finally bit the bullet and learned React properly. After years of jQuery and some Angular, React’s component model took some getting used to. Here’s what clicked for me and might help other backend developers making the transition. Components: The Building Blocks Everything in React is a component. Think of them like C# classes that […]

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