vidarholen.net on Hacker News

I wasted weeks hand optimizing assembly because I benchmarked on random data(vidarholen.net)

376 points by thunderbong 1 year ago | 148 comments

Blog post recounting how the author spent weeks hand-optimizing assembly for a Java platform, only to find the gains came from benchmarking on unrealistic random data.

“Dynamic programming” is not referring to “computer programming”(vidarholen.net)

382 points by r4um 1 year ago | 199 comments

Blog post on Vidar's Blog explaining that "programming" in "dynamic programming" refers to mathematical planning/optimization rather than computer programming.

Occurences of swearing in the Linux kernel source code over time(vidarholen.net)

156 points by microsoftedging 1 year ago | 227 comments

What was the point of [ "x$var" = "xval" ]? (2021)(vidarholen.net)

60 points by fanf2 2 years ago | 32 comments