jsmanifest https://jsmanifest.com A technical blog about JavaScript, React, TypeScript, Next.js, and modern web development. Learn best practices, tutorials, and expert insights. en-US chris@jsmanifest.com (Christopher Tran) chris@jsmanifest.com (Christopher Tran) Fri, 06 Mar 2026 20:59:35 GMT https://jsmanifest.com/logo.png jsmanifest https://jsmanifest.com <![CDATA[esbuild: The Fastest JavaScript Bundler Explained]]> https://jsmanifest.com/esbuild-fastest-javascript-bundler https://jsmanifest.com/esbuild-fastest-javascript-bundler Fri, 06 Mar 2026 00:00:00 GMT esbuild javascript bundler build-tools performance chris@jsmanifest.com (Christopher Tran) <![CDATA[Turbo: Supercharge Your Monorepo Build Performance]]> https://jsmanifest.com/turborepo-build-performance-optimization https://jsmanifest.com/turborepo-build-performance-optimization Thu, 05 Mar 2026 00:00:00 GMT turborepo monorepo performance build optimization caching chris@jsmanifest.com (Christopher Tran) <![CDATA[Vite vs Webpack in 2026: Which Should You Choose?]]> https://jsmanifest.com/vite-vs-webpack-2026 https://jsmanifest.com/vite-vs-webpack-2026 Wed, 04 Mar 2026 00:00:00 GMT vite webpack build tools bundler performance chris@jsmanifest.com (Christopher Tran) <![CDATA[Property-Based Testing in JavaScript with fast-check]]> https://jsmanifest.com/property-based-testing-fast-check-javascript https://jsmanifest.com/property-based-testing-fast-check-javascript Tue, 03 Mar 2026 00:00:00 GMT testing javascript typescript automation chris@jsmanifest.com (Christopher Tran) <![CDATA[5 Test Coverage Mistakes That Hide Bugs]]> https://jsmanifest.com/test-coverage-mistakes-hide-bugs https://jsmanifest.com/test-coverage-mistakes-hide-bugs Mon, 02 Mar 2026 00:00:00 GMT testing javascript typescript quality assurance chris@jsmanifest.com (Christopher Tran) <![CDATA[Mock Service Worker: Test APIs Without a Backend]]> https://jsmanifest.com/mock-service-worker-test-apis-without-backend https://jsmanifest.com/mock-service-worker-test-apis-without-backend Sun, 01 Mar 2026 00:00:00 GMT Testing API MSW 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<![CDATA[Debouncing vs Throttling: When to Use Each]]> https://jsmanifest.com/debouncing-vs-throttling-when-to-use https://jsmanifest.com/debouncing-vs-throttling-when-to-use Wed, 25 Feb 2026 00:00:00 GMT JavaScript Performance Event Handlers Web Optimization chris@jsmanifest.com (Christopher Tran) <![CDATA[Web Workers: Move Heavy Computation Off the Main Thread]]> https://jsmanifest.com/web-workers-offload-heavy-computation https://jsmanifest.com/web-workers-offload-heavy-computation Tue, 24 Feb 2026 00:00:00 GMT javascript performance web workers typescript chris@jsmanifest.com (Christopher Tran) <![CDATA[Memory Leaks in How to Find and Fix Them]]> https://jsmanifest.com/javascript-memory-leaks-detection-fixes https://jsmanifest.com/javascript-memory-leaks-detection-fixes Mon, 23 Feb 2026 00:00:00 GMT javascript performance debugging memory management chris@jsmanifest.com (Christopher Tran) <![CDATA[5 Bundle Size Optimization Techniques That Actually Work]]> https://jsmanifest.com/bundle-size-optimization-techniques https://jsmanifest.com/bundle-size-optimization-techniques Sun, 22 Feb 2026 00:00:00 GMT JavaScript Performance Webpack Optimization chris@jsmanifest.com (Christopher Tran) <![CDATA[Mastering Core Web Vitals with JavaScript]]> https://jsmanifest.com/mastering-core-web-vitals-javascript https://jsmanifest.com/mastering-core-web-vitals-javascript Sat, 21 Feb 2026 00:00:00 GMT JavaScript Performance Web Vitals Optimization chris@jsmanifest.com (Christopher Tran) <![CDATA[Code Splitting in 2026: Lazy Loading Done Right]]> https://jsmanifest.com/code-splitting-lazy-loading-2026 https://jsmanifest.com/code-splitting-lazy-loading-2026 Fri, 20 Feb 2026 00:00:00 GMT React Performance Code Splitting Lazy Loading Bundle Optimization chris@jsmanifest.com (Christopher Tran) <![CDATA[JavaScript Numeric Separators and Other Readability Features]]> https://jsmanifest.com/javascript-numeric-separators-readability https://jsmanifest.com/javascript-numeric-separators-readability Thu, 19 Feb 2026 00:00:00 GMT JavaScript ES2021 Code Readability Best Practices chris@jsmanifest.com (Christopher Tran) <![CDATA[10 JavaScript Performance Tips to Speed Up Your Web App]]> https://jsmanifest.com/javascript-performance-optimization-tips https://jsmanifest.com/javascript-performance-optimization-tips Thu, 19 Feb 2026 00:00:00 GMT javascript performance optimization web development chris@jsmanifest.com (Christopher Tran) <![CDATA[Top-Level Await: Simplifying Async Module Loading]]> https://jsmanifest.com/top-level-await-async-module-loading https://jsmanifest.com/top-level-await-async-module-loading Thu, 19 Feb 2026 00:00:00 GMT javascript async modules es2022 chris@jsmanifest.com (Christopher Tran) <![CDATA[Build a Custom MCP Server for Your API in 30 Minutes]]> https://jsmanifest.com/build-custom-mcp-server-api-tutorial https://jsmanifest.com/build-custom-mcp-server-api-tutorial Thu, 22 Jan 2026 00:00:00 GMT ai typescript tutorial mcp claude chris@jsmanifest.com (Christopher Tran) <![CDATA[TypeScript Mapped Types Deep Dive: Transform Types Like a Pro]]> https://jsmanifest.com/typescript-mapped-types-guide https://jsmanifest.com/typescript-mapped-types-guide Thu, 22 Jan 2026 00:00:00 GMT typescript type-safety development best-practice chris@jsmanifest.com (Christopher Tran) <![CDATA[Streams API: Processing Large Data Efficiently in JavaScript]]> https://jsmanifest.com/streams-api-processing-large-data https://jsmanifest.com/streams-api-processing-large-data Mon, 19 Jan 2026 00:00:00 GMT javascript streams performance best-practice development chris@jsmanifest.com (Christopher Tran) <![CDATA[5 TypeScript Conditional Types Patterns Every Developer Should Master]]> https://jsmanifest.com/typescript-conditional-types-guide https://jsmanifest.com/typescript-conditional-types-guide Mon, 19 Jan 2026 00:00:00 GMT typescript development best-practices chris@jsmanifest.com (Christopher Tran) <![CDATA[5 Voice Coding Patterns That Boosted My Productivity 3x with Claude Code]]> https://jsmanifest.com/voice-coding-productivity-claude-code https://jsmanifest.com/voice-coding-productivity-claude-code Sat, 17 Jan 2026 00:00:00 GMT productivity development best-practice ai tools chris@jsmanifest.com (Christopher Tran) <![CDATA[The Power of TypeScript's Satisfies Operator]]> https://jsmanifest.com/typescript-satisfies-operator-guide https://jsmanifest.com/typescript-satisfies-operator-guide Fri, 16 Jan 2026 00:00:00 GMT typescript type-safety best-practice development chris@jsmanifest.com (Christopher Tran) <![CDATA[15 Miraculous AI Agent Strategies for Code Generation in 2026]]> https://jsmanifest.com/miraculous-ai-agent-strategies-code-generation-2026 https://jsmanifest.com/miraculous-ai-agent-strategies-code-generation-2026 Thu, 15 Jan 2026 00:00:00 GMT ai typescript javascript webdev development chris@jsmanifest.com (Christopher Tran) <![CDATA[5 Real-Life Node.js Worker Threads Use Cases That Will Save Your Event Loop]]> https://jsmanifest.com/nodejs-worker-threads-parallelism https://jsmanifest.com/nodejs-worker-threads-parallelism Wed, 14 Jan 2026 00:00:00 GMT nodejs javascript performance development chris@jsmanifest.com (Christopher Tran) <![CDATA[5 AI-Powered TypeScript Refactoring Workflows That Save Hours]]> https://jsmanifest.com/ai-powered-typescript-refactoring-workflows https://jsmanifest.com/ai-powered-typescript-refactoring-workflows Tue, 13 Jan 2026 00:00:00 GMT typescript ai refactoring development best-practice chris@jsmanifest.com (Christopher Tran) <![CDATA[7 Principles That Actually Matter in RESTFul API Design]]> https://jsmanifest.com/restful-api-design-principles-javascript https://jsmanifest.com/restful-api-design-principles-javascript Mon, 12 Jan 2026 00:00:00 GMT javascript api development best practice express fastify nodejs chris@jsmanifest.com (Christopher Tran) <![CDATA[Why TypeScript Works Better with AI Coding Tools]]> https://jsmanifest.com/why-typescript-works-better-with-ai-tools https://jsmanifest.com/why-typescript-works-better-with-ai-tools Mon, 12 Jan 2026 00:00:00 GMT typescript ai development best-practice code-quality chris@jsmanifest.com (Christopher Tran) <![CDATA[10 TypeScript Utility Types That Will Make Your Code Bulletproof]]> https://jsmanifest.com/10-typescript-utility-types-bulletproof-code https://jsmanifest.com/10-typescript-utility-types-bulletproof-code Sun, 11 Jan 2026 00:00:00 GMT typescript type-safety best-practice development chris@jsmanifest.com (Christopher Tran) <![CDATA[Build Type-Safe Form Validators in TypeScript with Zod]]> https://jsmanifest.com/typescript-form-validators-zod https://jsmanifest.com/typescript-form-validators-zod Sun, 11 Jan 2026 00:00:00 GMT typescript development best practice validation zod chris@jsmanifest.com (Christopher Tran) <![CDATA[Virtualization for Long Lists: Performance in JavaScript]]> https://jsmanifest.com/virtualization-long-lists-javascript https://jsmanifest.com/virtualization-long-lists-javascript Sun, 11 Jan 2026 00:00:00 GMT javascript react performance virtualization best practice chris@jsmanifest.com (Christopher Tran) <![CDATA[5 Test Integrity Rules Every AI Agent Should Follow (Before They Break Your Tests)]]> https://jsmanifest.com/5-test-integrity-rules-ai-agents-typescript https://jsmanifest.com/5-test-integrity-rules-ai-agents-typescript Sat, 10 Jan 2026 00:00:00 GMT testing typescript best practice development ai chris@jsmanifest.com (Christopher Tran) <![CDATA[Teaching AI Agents to Batch React State Updates with ESLint]]> https://jsmanifest.com/enforcing-ai-agents-to-batch-react-state-updates-for-performance https://jsmanifest.com/enforcing-ai-agents-to-batch-react-state-updates-for-performance Fri, 09 Jan 2026 00:00:00 GMT javascript react ai webdev node best practice chris@jsmanifest.com (Christopher Tran) <![CDATA[5 Real-Life Problems Solved with Async Generators in JavaScript]]> https://jsmanifest.com/5-real-life-problems-solved-with-async-generators-in-javascript https://jsmanifest.com/5-real-life-problems-solved-with-async-generators-in-javascript Mon, 05 Jan 2026 00:00:00 GMT javascript async generators node chris@jsmanifest.com (Christopher Tran) <![CDATA[Automate Link Checking in TypeScript with the DeadLinkRadar API]]> https://jsmanifest.com/automate-link-checking-in-typescript-with-deadlinkradar-api https://jsmanifest.com/automate-link-checking-in-typescript-with-deadlinkradar-api Mon, 05 Jan 2026 00:00:00 GMT typescript api link-checking dead-link seo automation chris@jsmanifest.com (Christopher Tran) <![CDATA[Create Your New Modern TypeScript/JavaScript Library With tsup (2023)]]> https://jsmanifest.com/create-a-modern-typescript-javascript-library-for-2023 https://jsmanifest.com/create-a-modern-typescript-javascript-library-for-2023 Sun, 15 Jan 2023 00:00:00 GMT javascript typescript library tsup chris@jsmanifest.com (Christopher Tran) <![CDATA[Useful Strategies to Use Console Logging More Efficiently]]> https://jsmanifest.com/useful-strategies-to-use-console-logging-more-efficiently https://jsmanifest.com/useful-strategies-to-use-console-logging-more-efficiently Sun, 15 Jan 2023 00:00:00 GMT javascript logging log console debug http stream browser nodejs expressjs server middleware chris@jsmanifest.com (Christopher Tran) <![CDATA[Create Your New Modern TypeScript/JavaScript Library With tsup]]> https://jsmanifest.com/create-a-modern-typescript-javascript-library https://jsmanifest.com/create-a-modern-typescript-javascript-library Tue, 15 Nov 2022 00:00:00 GMT javascript typescript library tsup chris@jsmanifest.com (Christopher Tran) <![CDATA[Combining the Command Pattern with State Pattern in JavaScript]]> https://jsmanifest.com/combining-the-command-pattern-with-state-pattern-in-javascript https://jsmanifest.com/combining-the-command-pattern-with-state-pattern-in-javascript Mon, 14 Nov 2022 00:00:00 GMT javascript command design pattern state design pattern command callback subscribe chris@jsmanifest.com (Christopher Tran) <![CDATA[4 Beneficial JavaScript Interview Tips]]> https://jsmanifest.com/4-beneficial-javascript-interview-tips https://jsmanifest.com/4-beneficial-javascript-interview-tips Thu, 10 Nov 2022 00:00:00 GMT interview algorithm jarnik kruskal bubble sort insertion sort merge sort trie binary search queue stack chris@jsmanifest.com (Christopher Tran) <![CDATA[Async/Await Tips to be Aware Of At All Times]]> https://jsmanifest.com/async-await-tips-to-be-aware-of-at-all-times https://jsmanifest.com/async-await-tips-to-be-aware-of-at-all-times Sun, 21 Aug 2022 00:00:00 GMT javascript async await promise callback hell callback chris@jsmanifest.com (Christopher Tran) <![CDATA[Singleton Design Pattern in JavaScript]]> https://jsmanifest.com/singleton-design-pattern-in-javascript https://jsmanifest.com/singleton-design-pattern-in-javascript Sun, 10 Jul 2022 00:00:00 GMT javascript design-pattern singleton pattern chris@jsmanifest.com (Christopher Tran) <![CDATA[The Power of Interpreter Design Pattern in JavaScript]]> https://jsmanifest.com/power-of-interpreter-design-pattern https://jsmanifest.com/power-of-interpreter-design-pattern Sun, 26 Jun 2022 00:00:00 GMT javascript design pattern pattern interpreter chris@jsmanifest.com (Christopher Tran) <![CDATA[The Power of Visitor Design Pattern in JavaScript]]> https://jsmanifest.com/power-of-visitor-design-pattern-in-javascript https://jsmanifest.com/power-of-visitor-design-pattern-in-javascript Sun, 19 Jun 2022 00:00:00 GMT javascript design-pattern visitor pattern chris@jsmanifest.com (Christopher Tran) <![CDATA[The Power of Flyweight Design Pattern in JavaScript]]> https://jsmanifest.com/power-of-flyweight-design-pattern-in-javascript https://jsmanifest.com/power-of-flyweight-design-pattern-in-javascript Tue, 14 Jun 2022 00:00:00 GMT javascript flyweight design-pattern prototypal inheritance chris@jsmanifest.com (Christopher Tran) <![CDATA[The Facade Design Pattern in JavaScript]]> https://jsmanifest.com/facade-design-pattern-in-javascript https://jsmanifest.com/facade-design-pattern-in-javascript Sat, 11 Jun 2022 00:00:00 GMT javascript facade design-pattern encapsulate chris@jsmanifest.com (Christopher Tran) <![CDATA[The Power of Iterator Design Pattern in JavaScript]]> https://jsmanifest.com/power-of-iterator-design-pattern-in-javascript https://jsmanifest.com/power-of-iterator-design-pattern-in-javascript Sat, 28 May 2022 00:00:00 GMT javascript design-pattern iterator pattern chris@jsmanifest.com (Christopher Tran) <![CDATA[The Bridge Design Pattern in JavaScript]]> https://jsmanifest.com/bridge-design-patterin-in-javascript https://jsmanifest.com/bridge-design-patterin-in-javascript Mon, 25 Apr 2022 00:00:00 GMT javascript design-pattern bridge pattern chris@jsmanifest.com (Christopher Tran) <![CDATA[The Power of Template Design Pattern in JavaScript]]> https://jsmanifest.com/power-of-template-design-pattern-in-javascript https://jsmanifest.com/power-of-template-design-pattern-in-javascript Sun, 17 Apr 2022 00:00:00 GMT javascript design-pattern template chris@jsmanifest.com (Christopher Tran)