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How Core Git Developers Configure Git In this post, I’ll go through some of the perhaps obscure Git config settings that I have personally globally enabled and go into them to explain what they do and why they should probably be the default settings.

Hacking chromecast Do you want to be able to discover chromecast device on your network and broadcast arbitrary media to it? Sure, there is many tools to do it. But what is the protocol behind it. This is a 4 part series dive into that. We will learn the basic, the protocol, the casting server and gotcha.

What would happen if we didn't use TCP or UDP? Switches, bridges, routers, load balancers, firewalls—these network boxes keep the internet running. Routing, blocking, mirroring, duplicating and deduplicating traffic in ways most people never think about. Without them, this document wouldn’t have reached you

Performance Speed Limits Sometimes you just want to know how fast your code can go, without benchmarking it. Sometimes you have benchmarked it and want to know how close you are to the maximum speed. Often you just need to know what the current limiting factor is, to guide your optimization decisions.

Scaling with PostgreSQL without boiling the ocean Scaling PostgreSQL successfully doesn’t always require a full team of DBAs and experts. The beauty of PostgreSQL is that solutions often lie within the database itself - by rethinking your data access patterns from first principles, you can solve many business problems at scale.

The power of interning: making a time series database 2000x smaller in Rust interning is a technique of storing only one copy of each unique piece of data in memory.Very common use in string so we don’t need to store the string multiple time. Imagine big JSON document with repeated field. In this post we look into a time series database and how interning...

opendbc Python API for your car. Control the gas, brake, steering, and more. Read the speed, steering angle, and more.