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Tutorials, Tips & Best Practices for Modern JavaScript Development

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JavaScript Runtimes
intermediate
Featured

Deno 2 vs Bun: A Practical Comparison

Comparing Deno 2 and Bun - their approaches to security, performance, TypeScript, and ecosystem compatibility.

#deno#bun#javascript#runtime#comparison
July 3, 2025
5 min read
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JavaScript
intermediate
Featured

Import maps and the slow departure from bundlers

How import maps are changing the JavaScript landscape by letting browsers resolve modules natively, reducing our dependence on traditional bundling tools

#javascript#modules#bundlers#import-maps#performance#web-platform
July 3, 2025
6 min read
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JavaScript
advanced

Parallel JavaScript and SharedArrayBuffer isolation

Exploring parallel processing in JavaScript using SharedArrayBuffer and the security considerations of cross-origin isolation

#javascript#web-workers#concurrency#security#performance
July 2, 2025
5 min read
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Regular Expressions
advanced

Working with Unicode in JavaScript: The New RegExp 'v' Flag

The new /v (Unicode Sets) flag super-charges JavaScript regular expressions with string-level properties, set operations and more reliable Unicode matching. This guide shows what it unlocks and how to detect support.

#regex#unicode#v-flag#es2024
June 28, 2025
5 min read
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Asynchronous
intermediate
Featured

Understanding Promise.withResolvers in JavaScript

Discover Promise.withResolvers, the ES-2024 addition that gives you the promise and its resolve / reject functions in one line. Perfect for event emitters, timeouts, resource pools and more.

#promises#async#withResolvers#es2024
June 25, 2025
5 min read
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Core Concepts
intermediate
Featured

JavaScript Closures Explained: The Complete Developer Guide

Understand one of JavaScript's most powerful features. Learn what closures are, how they work, and practical use cases with real examples.

#closures#scope#functions#fundamentals
June 22, 2025
13 min read
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Language Features
intermediate
Featured

Mastering Array Grouping with Object.groupBy

Learn how the new Object.groupBy and Map.groupBy methods (ES-2024) let you replace verbose reduce-based patterns with clean, readable code, plus real-world tips, browser support and polyfills.

#groupBy#arrays#data-transformation#es2024
June 21, 2025
5 min read
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DOM & Browser
beginner

DOM Manipulation Best Practices Every Developer Should Know

Master the art of DOM manipulation with modern techniques. Learn efficient methods to interact with HTML elements using vanilla JavaScript.

#dom#performance#browser#optimization
June 18, 2025
16 min read
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Advanced JavaScript
intermediate
Featured

Mastering Async/Await: A Complete Guide for Modern JavaScript

Learn how to handle asynchronous operations elegantly with async/await. From basic concepts to advanced patterns, master asynchronous JavaScript.

#async#promises#javascript#best-practices
June 15, 2025
10 min read
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Data Structures
beginner

JavaScript Array Methods: The Ultimate Reference Guide

Master JavaScript array methods like map, filter, reduce, and more. Complete guide with examples and performance considerations.

#arrays#methods#functional-programming#es6
June 12, 2025
15 min read
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Best Practices
intermediate

Error Handling Strategies in Modern JavaScript Applications

Build robust applications with proper error handling. Learn try-catch, error boundaries, and advanced error management techniques.

#error-handling#debugging#robust-code#testing
June 8, 2025
23 min read
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Performance
advanced
Featured

JavaScript Performance Optimization: From Slow to Lightning Fast

Optimize your JavaScript code for maximum performance. Learn about memory management, efficient algorithms, and browser optimization techniques.

#performance#optimization#memory#algorithms
June 5, 2025
23 min read
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