I noted some time ago that Windows XP chose your initial picture at random from among the pictures in the %ALLUSERSPROFILE%Application DataMicrosoftUser Account PicturesDefault Pictures directory. But it seems people want to know more. Has anyone attempted to figure out … Read more
Other Date/Time Articles: Counting years backwards unlocks faster speed.The first date algorithm to use only 4 multiplications, instead of 7+. 23 November 2025 In this article I present my final very fast date conversion algorithm. It represents a significant speed … Read more
Drop in at a library, and you’ll likely notice that most shelves aren’t full—librarians leave some empty space on each shelf. That way, when they get new books, they can slot them into place without having to move too many … Read more
On the algorithm as a poetic form It is well known that the British colonised other nations solely to ensure every child would have to by-heart Joyce Kilmer’s poem Trees and its opening verse: I think that I shall never … Read more
the Gilbert–Johnson–Keerthi algorithm explained as simply as possibly The GJK algorithm is a weird way to do a simple thing. We have shape A and shape B, and we’d like to determine if they overlap. A shape is a set … Read more
The Rete algorithm (/ˈriːtiː/ REE-tee, /ˈreɪtiː/ RAY-tee, rarely /ˈriːt/ REET, /rɛˈteɪ/ reh-TAY) is a pattern matching algorithm for implementing rule-based systems. The algorithm was developed to efficiently apply many rules or patterns to many objects, or facts, in a knowledge … Read more
DES algorithm illustration | Hereket DES algorithm illustration Copyright © Hereket
Imagine yourself glancing at a busy street for a few moments, then trying to sketch the scene you saw from memory. Most people could draw the rough positions of the major objects like cars, people, and crosswalks, but almost no … Read more
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class Scheduler: def _rescheduleRev(self, card, ease): self._updateRevIvl(card, ease) (1) card.factor = max(1300, card.factor+[-150, 0, 150][ease-2]) (2) card.due = self.today + card.ivl def _updateRevIvl(self, card, ease): card.ivl = self._nextRevIvl(card, ease) def _nextRevIvl(self, card, ease): (3) “Next review interval for CARD, given … Read more