DEV Community

TypeScript

Optional static type-checking for JavaScript.

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
I kept losing context between LLMs, so I built a Markdown-based memory layer (and here is what I learned)

I kept losing context between LLMs, so I built a Markdown-based memory layer (and here is what I learned)

1
Comments 3
5 min read
Atomic State Commitment — Why Components Never See Partial Updates

Atomic State Commitment — Why Components Never See Partial Updates

Comments
5 min read
I Built AICostPass Because I Was Tired of Guessing My AI API Costs

I Built AICostPass Because I Was Tired of Guessing My AI API Costs

Comments 1
1 min read
Gemini SEO - Parallel Multi-Agent SEO & GEO Engine

Gemini SEO - Parallel Multi-Agent SEO & GEO Engine

1
Comments 1
1 min read
Building my first MCP server: Spain's weather API and its two-step catch

Building my first MCP server: Spain's weather API and its two-step catch

1
Comments 2
4 min read
Building an AI-Powered Lead Qualification API with Next.js 15 and Gemini 3.5 Flash

Building an AI-Powered Lead Qualification API with Next.js 15 and Gemini 3.5 Flash

Comments
2 min read
France's e-invoicing mandate lands 1 September 2026. The developer's playbook.

France's e-invoicing mandate lands 1 September 2026. The developer's playbook.

Comments
9 min read
Votre Agent IA est crédule : Pourquoi le "Prompt Engineering" ne vous protègera pas en production

Votre Agent IA est crédule : Pourquoi le "Prompt Engineering" ne vous protègera pas en production

1
Comments
4 min read
Choosing the right RxJS Operator for Action Streams

Choosing the right RxJS Operator for Action Streams

1
Comments 1
8 min read
Your Lambda Passes Tests Then Throws AccessDeniedException in Production

Your Lambda Passes Tests Then Throws AccessDeniedException in Production

1
Comments 1
6 min read
Introduction and first two chapters on TypeScript

Introduction and first two chapters on TypeScript

Comments
3 min read
You copy and reverse the array to find the last match. `findLast()` searches from the end directly.

You copy and reverse the array to find the last match. `findLast()` searches from the end directly.

16
Comments
3 min read
Claude Code Cost Control in Production: Token Budgets, Caching Strategies, and What the Billing Dashboard Hides

Claude Code Cost Control in Production: Token Budgets, Caching Strategies, and What the Billing Dashboard Hides

1
Comments 2
13 min read
I Built a Software Review Platform with Nearly 2,000 Static Pages Using Next.js 16 — Here's What I Learned

I Built a Software Review Platform with Nearly 2,000 Static Pages Using Next.js 16 — Here's What I Learned

2
Comments
2 min read
We Turned Down a $200k Project Last Month - Here's Why

We Turned Down a $200k Project Last Month - Here's Why

Comments
6 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.