Building a Fast, Memory-Efficient Hash Table in Java (by borrowing the best ideas)

One day, I ran into SwissTable—the kind of design that makes you squint, grin, and immediately regret every naive linear-probing table you’ve ever shi...

Scout

Let Scout do it for you

Everything I know about good API design

Most of what modern software engineers do involves APIs: public interfaces for communicating with a program, like this one from Twilio. I’ve spent a l...

Attempting to Design a Back-end with Cleaner Architecture Rules and Boundaries

How I'm learning to build with better software architecture design principles (while 'moving fast and breaking things').

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...

How I Finally Got a DigitalOcean Spaces Bucket to Default Public (Spoiler: Ditch Per-Bucket Keys)

Still hitting 403 errors trying to make a DigitalOcean Spaces bucket public? Turn off Per-Bucket Access Keys, lean on simple ACLs, and skip the old su...

Getting Started with Natural Language Processing

Ekaterina Kochmar

Hit the ground running with this in-depth introduction to the NLP skills and techniques that allow your computers to speak human. In Getting Started w...

Troubleshooting Java, Second Edition

Laurentiu Spilca

Learn how to quickly work out what your Java code is doing so you can understand when and why it misbehaves. Searching for bugs, detangling messy lega...

Just Use Postgres!

Denis Magda

You probably don’t need a collection of specialty databases. Just use Postgres instead! Need a fast, reliable SQL-compliant RDBMS? Just use Postgres! ...