Building a GeoIP server with ZeroMQ. ZeroMQ makes it trivially easy to write a network service in raw C that makes functionality from a C library (in this case the MaxMind GeoIP library) available to clients written in many different client languages.
Recent articles
- Claude Skills are awesome, maybe a bigger deal than MCP - 16th October 2025
- NVIDIA DGX Spark: great hardware, early days for the ecosystem - 14th October 2025
- Claude can write complete Datasette plugins now - 8th October 2025