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Point-Free Logic Programming

Lobsters Hottest · 13h ago

The article discusses point-free logic programming, a concept related to functional programming paradigms.

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@lxfater: Researchers from Tsinghua University have surpassed the algorithm Google Maps has used for 41 years. From 1984 to the present, no one had managed to do so in 41 years. That algorithm is called Dijkstra. It doesn't matter if you haven't heard of it; you use it every day. However, it has been stuck for 40 years without breakthrough because of a mathematical sorting barrier standing in the way...

X AI KOLs Timeline · 16h ago

Researchers from Tsinghua University have developed a new shortest-path algorithm with O(m log^{2/3} n) complexity, surpassing Dijkstra's algorithm, which had been considered theoretically optimal for 41 years.

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Why Don’t Lowercase Letters Come Right After Uppercase Letters in ASCII?

Lobsters Hottest · 2d ago Cached

The article explains the design of the ASCII table, specifically why there is a gap between uppercase and lowercase letters, highlighting how this structure facilitates efficient case conversion using bitwise operations.

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#computer-science

The seven programming ur-languages (2022)

Hacker News Top · 2026-04-19 Cached

An essay exploring seven foundational programming language archetypes (ur-languages) that underlie most modern programming languages, arguing that learning fundamentals rooted in these archetypes is more important than the specific language chosen.

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