Lobsters

Chris's Wiki :: blog/unix/SuAsLoginReplacement

I recently read Simon Tatham's Nitpicking the shell history scene in Tron: Legacy, where one thing that surprised Tatham was the film using 'login -n root' to become root instead of 'su. This surprised me because I found that perfectly ordinary, and this...

Lobsters

Learning J – Part I

My notes on learning J where I learn about J's fundamental type, the multi-dimensional array.

Lobsters

Branchless Quicksort

Performance results naturally depend on the underlying hardware. The following benchmarks show the execution times for sorting 50 million doubles using different sorting implementations. The measurements were taken on an Apple M1 system using Clang and on...

Infrastructure

Infrastructure

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