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B-trees and database indexes — PlanetScale

B-trees are used by many modern DBMSs. Learn how they work, how databases use them, and how your choice of primary key can affect index performance.

Why we chose NanoIDs for PlanetScale’s API — PlanetScale

Learn why PlanetScale used NanoID to generate obscure and URL friendly identifiers.

Zo Computer | AI Companion for 24/7 Execution

The AI companion you can text. Build tools and automations with your full context on Zo’s cloud computer. Sync your laptop, Gmail, apps, and calendar....

Adding a GitHub Contribution Graph to Next.js

How to add a GitHub contribution graph to your Next.js site using GitHub's GraphQL API, with server-side caching.

How to Secure Environment Variables for LLMs, MCPs, and AI Tools Using 1Password or Doppler

Stop hardcoding API keys in MCP configs and AI tool settings. Learn how to use 1Password CLI or Doppler to inject secrets just-in-time for Claude, Cur...

repo-tokens-calculator

CLI token counter (Python + tiktoken + uv) with pretty summary

Quarkus in Action

Martin Štefanko, Jan Martiška

Build resilient and scalable, cloud-native enterprise Java applications using the Quarkus framework. Quarkus lets you live-reload your Java code, deli...

Recca

Recca helps you expand your horizons and discover shared interests by trading recommendations with friends and influencers.

Rownd

Customer identity and data privacy platform for businesses.

Kin Insurance

Digital-first home insurance company using data and technology to simplify coverage and reduce costs.