Write your first hypervisor from scratch, in 1K LoC.

Write your first operating system from scratch, in 1K LoC.

Exploring a minimal implementation of a time-sharing kernel on RISC-V, implemented in Zig, on top of OpenSBI.

The Linux kernel has to handle many different sources of data that should not be trusted: user [...]

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There's a dichotomy between programming languages.
Some languages are…

At Johnny’s Software Lab we’ve spent a lot of time deep-diving into advanced performance topics — vectorization, cache hierarchies, memory bandwidth, you name it. But not everyone is ready to jump straight into assembly listings and microarchitectural details.…

We successfully deployed ThreadSanitizer in the Firefox project to eliminate data races in our remaining C/C++ components.

std::flip is a little-known utility from the C++ standard library header <functional>: it is a higher-order function that accepts a Callable and returns an equivalent Callable with the order of its parameters reversed (or “flipped”).

[Defer Macro]
“Warning: This is experimental, relies on GCC-specific extensions (__attribute__((cleanup)) and nested functions), and is not portabl...

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Preprocessor metaprogramming knowledge obscurity chart

A journey in packet filtering