Top all-time · #11054
Philip Withnall
Personal blog · tecnocode.co.ukprogrammingsystems
Philip Withnall's personal blog at tecnocode.co.uk covers programming and systems. Since 2012, 7 different Hacker News readers have linked it 7 times. It is still writing: the last post was on 2026-08-23, and you can follow it by feed.
Too few sampled comments (1) to say how often HN recommends it.?
Why HN links it
Only one comment links this blog, in a thread about Donald Knuth, and it recounts an anecdote about two string-swapping algorithms. The comment does not discuss the blog's writing.
Summarised by Claude from a sample of 1 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.
Free software, the outdoors and the environment.
What Hacker News says?
Jon Bentley (I think) described one situation once, where the problem was swapping two substrings in a string (again, I think). One of the algorithms was the double reversal trick[1] and the other wasn't; both were O(n). He implemented both and ran them on a large string on his (small) machine. One program finished in seconds while the other he terminated after several minutes. The difference was that the string was…
Comment linking /2008/11/19/string-swap-algorithms/
on “Questions for Donald Knuth”Submitted Automatically Valgrinding code with AX_VALGRIND_CHECK as a story · 30 points
HN discussionSubmitted Gnome Software performance in GNOME 40 as a story · 4 points
HN discussionSubmitted MCUS microcontroller simulator as a story · 2 points
HN discussionSubmitted Organisation’s equipment policy can impact the environment as a story · 1 points
HN discussionSubmitted Validating e-mail addresses as a story · 1 points
HN discussionSubmitted Interaction in Team Projects as a story · 1 points
HN discussion