How Kafka Works: A Quick Walkthrough with Java
Your order service needs to tell the invoice service, the email service, and the analytics pipeline that an order happened. You could wire them together directl…
Englishdev.to Java
最新资讯
言栖资讯收录 137833 篇 AI、开发与建站文章（English），按发布时间排序，支持搜索与按语言筛选。
How I Choose Which Open Source Issue to Work On (After Picking Wrong Ones)
In my last post I wrote about a PR I closed on purpose, because the maintainers were already fixing the same bug. That was a lesson in picking issues better. Ov…
Englishdev.to Java
What a tiny Django ticket taught me about open source
Hi, I'm Stephen, a Djangonaut contributing to Django core. This was my second ticket, and it looked tiny: a one-line capitalization bug in makemessages . It tur…
Englishdev.to Git
Git & GitHub Workflows: Branches, Pull Requests, and Code Review
Sooner or later, every programmer has the same awful moment. You change something, it breaks, and you can't remember what the code looked like before. Or you wo…
Englishdev.to Git
Personality Test Examples as Data: 5 Item Formats, Their JSON, and the Scoring Code
Personality test examples usually mean sample questions: strings you skim to get a feel for a test. For the developer who has to store the answers and compute a…
Englishdev.to TypeScript
How to Instrument Realtime IoT Room Discovery for Reconnect Evidence — Signal-First Build
Short answer: model room discovery as a replayable evidence stream, then measure discovered , watermark , and replayed separately. A control panel can reconnect…
Englishdev.to TypeScript
NestJS 12.2: Why validationError.target Is Now undefined
A NestJS app upgrades from @nestjs/core 12.1 to 12.2 — npm i @nestjs/core@latest @nestjs/common@latest , nothing else touched. The test suite stays green. In pr…
Englishdev.to TypeScript
Decoding Morse Code with a Finite-State Machine in TypeScript
Decoding Morse Code with a Finite-State Machine in TypeScript Morse code is a stream problem. Signals arrive one at a time — a short beep, a long beep, a pause …
Englishdev.to TypeScript
How to Test Better-Auth 2FA OTP in Playwright in Under 150ms (Zero IMAP Polling)
If you're building modern full-stack TypeScript applications in 2026, there's a strong chance you've adopted Better-Auth . It has rapidly become the community f…
Englishdev.to TypeScript
Lullwood: The Carry-Home Win Condition We Built, Then Cut From Our Browser Horror Game
Lullwood, our free browser horror game, used to make you carry the lost child home after you found her. We took that leg out. Today you reach her, press E, and …
Englishdev.to JavaScript
A practical checklist before you pick a free browser mog battle / Omegle alternative
Is there a free browser mog battle game after Omegle shut down? Yes: Omoggle Game is a free browser 1v1 mog battle for people who want a structured camera face-…
Englishdev.to JavaScript
Turn a CSV Into a Bar, Line or Scatter Chart in Your Browser (SVG or PNG Export)
I work on OnePassApps, and we build the browser studios and the apps behind them. This one is the Chart Maker: paste a CSV, get a bar, line or scatter chart, an…
Englishdev.to JavaScript
Read a Script With a Browser Teleprompter: Speed, Mirror and Full Screen
I work on OnePassApps, and we build the browser apps behind this post. This one is the Browser Teleprompter: paste a script, set the speed and the text size, an…
Englishdev.to JavaScript
An AI shopping assistant has to prove it sells. Here's how I made ours show receipts
Every store owner who adds an AI chat widget asks the same thing a month later: "Is it actually selling anything, or is it just a cost?" Chat counts and thumbs-…
Englishdev.to JavaScript
RAG Pipeline Utils v3.7.1: Security Fixes From a Code-Scanning Review, and a New npm Page
v3.7.1 is a patch release with no breaking changes. It fixes a slow pattern in QueryPlanner that a long query could use to tie up a server, and two ways a craft…
Englishdev.to JavaScript
Count Words in Your Browser: Words, Characters, Reading Time and Repeated Words
I work on OnePassApps, and we build the browser apps behind this post. This one is the Word Counter: type or paste text and it reports words, characters, senten…
Englishdev.to JavaScript
I Gave My URL Shortener's Puzzle Games an AI That Takes Over When You Walk Away
Liquid syntax error: Unknown tag 'endraw'
Englishdev.to JavaScript
Meet rag-pipeline-utils: RAG for Node.js that tells you when your LLM is making things up
Your RAG chatbot just told an employee they get thirty vacation days. The handbook it retrieved says twenty . Nothing crashed, no test failed, and the answer re…
Englishdev.to JavaScript
A browser tab, a local AI: Spark-X2.6-1.7B on WebGPU
Your next local AI setup could start with a browser tab. Community developer Mohd Mahmodi converted Spark-X2.6-1.7B into a 4-bit ONNX build that runs inference …
Englishdev.to JavaScript
Can You Guess What Happens During an Excel Import?
Not another tutorial. This time, it's your turn! 👀 Ever wondered what happens when an Excel sheet isn't quite perfect? Let's find out! Three options. One correc…
Englishdev.to Rust