𝗥𝗲𝗮𝗰𝘁 𝗙𝗶𝗯𝗲𝗿 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲 𝗘𝘅𝗽𝗹𝗮𝗶𝗻𝗲𝗱
𝗥𝗲𝗮𝗰𝘁 𝗙𝗶𝗯𝗲𝗿 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲 𝗘𝘅𝗽𝗹𝗮𝗶𝗻𝗲𝗱 React uses Fiber to render your UI. Most developers use it without knowing how it works. The old Stack Reconciler…
The JavaScript and TypeScript ecosystem.
𝗥𝗲𝗮𝗰𝘁 𝗙𝗶𝗯𝗲𝗿 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲 𝗘𝘅𝗽𝗹𝗮𝗶𝗻𝗲𝗱 React uses Fiber to render your UI. Most developers use it without knowing how it works. The old Stack Reconciler…
𝗧𝗵𝗲 𝗖𝗮𝘁𝗰𝗵 𝗮𝗻𝗱 𝗥𝗲𝗹𝗲𝗮𝘀𝗲 𝗣𝗮𝘁𝘁𝗲𝗿𝗻 Webhooks cause traffic spikes. If you process data and save it to a database inside your API route, you create problems. A s…
𝗧𝘆𝗽𝗲𝗦𝗰𝗿𝗶𝗽𝘁 𝗗𝗶𝘀𝗰𝗿𝗶𝗺𝗶𝗻𝗮𝘁𝗲𝗱 𝗨𝗻𝗶𝗼𝗻𝘀 I once spent three hours debugging a single TypeScript error. The error said a property did not exist on a type. My lo…
𝗦𝗦𝗥, 𝗖𝗦𝗥, 𝗦𝗦𝗚, 𝗜𝗦𝗥 — 𝗛𝗲𝗿𝗲 𝗜𝘀 𝗪𝗵𝗮𝘁 𝗠𝗮𝘁𝘁𝗲𝗿𝘀 A senior developer once asked me which rendering strategy I would use for a project. I said "SSR" without an…
𝗙𝗿𝗮𝗺𝗲𝘄𝗼𝗿𝗸𝘀 𝗥𝗼𝘁. 𝗧𝗵𝗲 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺 𝗗𝗼𝗲𝘀𝗻'𝘁. Stop looking at your package.json for answers. Most developers leave frameworks because of the upgrade treadmil…
𝗡𝗼𝗱𝗲.𝗷𝘀 𝗪𝗼𝗿𝗸𝗲𝗿 𝗧𝗵𝗿𝗲𝗮𝗱𝘀 𝗘𝘅𝗽𝗹𝗮𝗶𝗻𝗲𝗱 Node.js runs JavaScript on one thread. Heavy tasks block this thread. Your server freezes for every user. Worker threa…
𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁 𝗙𝘂𝗻𝗰𝘁𝗶𝗼𝗻𝘀 𝗚𝘂𝗶𝗱𝗲 Functions are blocks of reusable code. They do one task. Think of them as small programs. Use functions for common actions: Butt…
𝗪𝗵𝗲𝗻 𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁 𝗜𝘀𝗻'𝘁 𝗙𝗮𝘀𝘁 𝗘𝗻𝗼𝘂𝗴𝗵 500 requests per second. One minute. Node.js failed. 15.5% of requests errored. Latency hit 3,318 ms. Switch to a Rus…
𝗨𝗻𝗱𝗲𝗿𝘀𝘁𝗮𝗻𝗱 𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁 𝗙𝘂𝗻𝗰𝘁𝗶𝗼𝗻𝘀 A function is a block of code. It performs a specific task. Stop repeating your code. Put it in a function. Call it wh…
𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁 𝗡𝗮𝗺𝗶𝗻𝗴 𝗖𝗼𝗻𝘃𝗲𝗻𝘁𝗶𝗼𝗻𝘀 Clean code needs good names. Use these styles to keep your code readable. camelCase (firstName): Variables and functions.…
𝗩𝘂𝗲 𝘁𝗼 𝗥𝗲𝗮𝗰𝘁 𝗠𝗶𝗴𝗿𝗮𝘁𝗶𝗼𝗻: 𝗖𝗥𝗠 𝗔𝗱𝗺𝗶𝗻 𝗖𝗮𝘀𝗲 Move your Vue 3 admin project to React. This guide uses a real CRM example. Follow these steps: 1. Setup Clon…
𝗛𝗼𝘄 𝗘𝗦𝗟𝗶𝗻𝘁 𝗪𝗼𝗿𝗸𝘀 You think ESLint checks semicolons. It does more. It acts as a quality gate for your code. ESLint does not read code as text. It uses a parser to tu…
𝗔𝘂𝘁𝗼 𝗣𝗼𝗽𝘂𝗹𝗮𝘁𝗲 𝗖𝗙𝟳 𝗙𝗶𝗲𝗹𝗱𝘀 𝗩𝗶𝗮 𝗔𝗣𝗜 You want to fill form fields using an API. You have a field like a company number. You want the address to appear autom…
𝗕𝗨𝗜𝗟𝗗 𝗔 𝗧𝗜𝗡𝗬 𝗠𝗖𝗣 𝗦𝗘𝗥𝗩𝗘𝗥 𝗜𝗡 𝗝𝗔𝗩𝗔𝗦𝗖𝗥𝗜𝗣𝗧 You can build a tiny server that exposes tools to LLMs using the Model Context Protocol (MCP). This guide show…
𝗧𝗵𝗿𝗲𝗲 𝗠𝗼𝗱𝗲𝗿𝗻 𝗝𝗮𝗏𝗮𝗦𝗰𝗿𝗶𝗽𝘁 𝗙𝗲𝗮𝘁𝘂𝗿𝗲𝘀 JavaScript has changed a lot in recent years. You now have cleaner ways to do common coding tasks. Three useful addit…
𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁 𝗘𝗦𝟮𝟬𝟮𝟲 𝗣𝗿𝗲𝘃𝗶𝗲𝘄 JavaScript is evolving. ES2026 makes your code cleaner. Iterator Helpers Stop converting iterators to arrays. Use filter and map d…
𝗧𝗿𝗮𝗰𝗸 𝗦𝘁𝗿𝗶𝗽𝗲 𝗥𝗲𝗳𝗲𝗿𝗿𝗮𝗹𝘀 𝗪𝗶𝘁𝗵𝗼𝘂𝘁 𝗖𝗼𝗼𝗸𝗶𝗲𝘀 Browsers block third party cookies. Safari, Firefox, and Chrome do this. You lose referrals before checkou…
𝗖𝗼𝗻𝘁𝗿𝗼𝗹𝗹𝗲𝗱 𝘃𝘀 𝗨𝗻𝗰𝗼𝗻𝘁𝗿𝗼𝗹𝗹𝗲𝗱 𝗖𝗼𝗺𝗽𝗼𝗻𝗲𝗻𝘁𝘀 You manage form data in React in two ways. Controlled components: React owns the state. You use value and o…
𝗥𝗲𝗮𝗰𝘁 𝗛𝗼𝗼𝗸𝘀 𝗘𝘅𝗽𝗹𝗮𝗶𝗻𝗲𝗱 React provides powerful hooks to optimize performance and manage navigation. You can use useMemo, useCallback, and useNavigate to improve…
𝗧𝗵𝗲 𝗡𝗼𝗱𝗲.𝗷𝘀 𝗥𝘂𝗻𝘁𝗶𝗺𝗲: 𝗨𝗻𝗱𝗲𝗿𝘀𝘁𝗮𝗻𝗱𝗶𝗻𝗴 𝗩𝟴, 𝗟𝗶𝗯𝘂𝘃, 𝗮𝗻𝗱 𝗧𝗵𝗲 𝗖++ 𝗕𝗿𝗶𝗱𝗴𝗲 If you are new to Node.js, you may feel confused by the architect…
𝗕𝘂𝗶𝗹𝗱𝗶𝗻𝗴 𝗔 𝗦𝗮𝗳𝗲 𝗣𝗹𝘂𝗴𝗶𝗻 𝗦𝘆𝘀𝘁𝗲𝗺 Our platform is stable. Stability helps users. It slows down new ideas. We needed to test features fast. We created Tolgee A…
𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁 𝗥𝗲𝘁𝘂𝗿𝗻 𝗦𝘁𝗮𝘁𝗲𝗺𝗲𝗻𝘁 Functions use return to send values back to you. Use return for these tasks: Get calculation results: Send a total back. Store…
𝗕𝘂𝗶𝗹𝗱𝗶𝗻𝗴 𝗥𝗘𝗦𝗧 𝗔𝗣𝗜𝘀 𝘄𝗶𝘁𝗵 𝗖𝗼𝗹𝗱𝗙𝘂𝘀𝗶𝗼𝗻 𝟮𝟬𝟮𝟱 ColdFusion supports REST APIs. Set up your CFC with rest="true" and a restpath. Mark methods as remote. A…
𝗧𝗵𝗲 𝗗𝗮𝗻𝗴𝗲𝗿 𝗼𝗳 𝗕𝗿𝗼𝘄𝘀𝗲𝗿 𝗙𝗶𝗻𝗴𝗲𝗿𝗽𝗿𝗶𝗻𝘁𝗶𝗻𝗴 When you visit a website, your browser leaks information about your device. This includes your screen resoluti…