DEV Community

TypeScript

Optional static type-checking for JavaScript.

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
The Playwright Playbook — Part 6: Debugging Like a Pro — Trace Viewer, Inspector & VS Code

The Playwright Playbook — Part 6: Debugging Like a Pro — Trace Viewer, Inspector & VS Code

6
Comments
14 min read
把 Sa-Token 搬到 NestJS 生态:xlt-token 1.0 的几个设计取舍

把 Sa-Token 搬到 NestJS 生态:xlt-token 1.0 的几个设计取舍

Comments
3 min read
Building a Weather API CLI with TypeScript — async/await, fetch, and Response Types

Building a Weather API CLI with TypeScript — async/await, fetch, and Response Types

Comments
10 min read
How to build a race-condition-proof booking system with Drizzle ORM and PostgreSQL

How to build a race-condition-proof booking system with Drizzle ORM and PostgreSQL

Comments
5 min read
Adding live cross-tab sync to React state in one line (BroadcastChannel, no server)

Adding live cross-tab sync to React state in one line (BroadcastChannel, no server)

Comments
5 min read
How I set up Sanity document-level permissions with role-based access control

How I set up Sanity document-level permissions with role-based access control

Comments
4 min read
The Security Risk of 'npm install': Why We Built Our UI with Zero Component Libraries

The Security Risk of 'npm install': Why We Built Our UI with Zero Component Libraries

5
Comments
2 min read
Streaming LLM Tokens to the Browser: The Production SSE Setup

Streaming LLM Tokens to the Browser: The Production SSE Setup

Comments
8 min read
waitForResponse() timing: the one-line fix with a non-obvious mental model

waitForResponse() timing: the one-line fix with a non-obvious mental model

1
Comments
3 min read
MCP Server: The Complete Guide for Developers (2026)

MCP Server: The Complete Guide for Developers (2026)

2
Comments
8 min read
A provider outage can expose how deeply application code depends on a single feature-flag SDK.

A provider outage can expose how deeply application code depends on a single feature-flag SDK.

Comments
2 min read
Why I Built a Full-Stack Automotive ERP with Next.js 15 and shadcn/ui

Why I Built a Full-Stack Automotive ERP with Next.js 15 and shadcn/ui

Comments
3 min read
Why DaloyJS Is the Best Backend (or BFF) for Your Electron App

Why DaloyJS Is the Best Backend (or BFF) for Your Electron App

Comments
3 min read
Cross-chain swap in 10 lines — without signing up for anything

Cross-chain swap in 10 lines — without signing up for anything

Comments
3 min read
TypeScript satisfies + AWS SDK v3: The Pattern That Changed How I Write Commands

TypeScript satisfies + AWS SDK v3: The Pattern That Changed How I Write Commands

2
Comments
4 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.