Back to blog
Development
4 posts
development
Two Agents, One MCP Server: Using a Second Claude as a Harness for the First
How to test AI-generated code: a differential-testing pattern over MCP. One agent built my Polish tax calculator and exposed it over MCP. A second Claude Code agent, with no shared context, audited the math against raw broker data and found real bugs. This is what harness engineering looks like in practice.
· 14 min read
ai mcp claude-code +5
development
Why I'm Choosing Cloudflare and TanStack for My Side Projects
After building with Vercel and Supabase, I switched to Cloudflare and TanStack. Here's why - and what I gained.
· 8 min read
cloudflare tanstack frontend +1
development
Deploy your first blockchain contract to Ethereum
Step by step guide to deploy first contract on Ethereum blockchain
· 3 min read
ethereum blockchain solidity +1
development
How to label GitLab notification in Gmail by headers?
You can label emails by headers in Gmail. To do this you have to create a script that periodically scans for new emails in your inbox. To demonstrate it I will use Gitlab notifications and we will add labels to messages basing on their headers
· 6 min read
gitlab gmail google-apps-script +1