Blogs / Personal blogs

Quentin Santos

qsantos.fr

Obsessed with programming since 2002

Popular posts
3
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932
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#2,385 personal

Visit qsantos.fr → RSS feedOn Hacker News Jan 2024 – Aug 2024

Software Engineering 3Tools & Productivity 1Systems & Performance 1Math & Algorithms 1

1

Dynamic programming is not black magic

This year’s Advent of Code has been brutal (compare the stats of 2023 with that of 2022, especially day 1 part 1 vs. day 1 part 2). It included a problem to solve with dynamic programming as soon as day 12, which discouraged some people I know. This specific problem was particularly gnarly for Advent […]

2

Linux Pipes Are Slow

Errata: Some significant mistakes were pointed out to me by email by Brendan MacDonell. I have included errata, but the results might not be reliable, so take this with pinch of salt! vmsplice is too fast Some programs use a particular system call “vmsplice” to move data faster through a pipe. Francesco already did a…

3

ViHN: Vim for Hacker News

tl;dr: I made ViHN to read Hacker News without having to move my hands away from the keyboard. It’s freely available on Firefox and Chrome. This is about yet another Hacker News extension. But other people with my obsession for killing the mouse might enjoy it. Most of the content of this article is just […]