https://www.benjoffe.com/ Wed, 12 Oct 2011 12:45:00 +1100 Showcasing techniques from various algorithm designers https://www.benjoffe.com/fast-leap-year https://www.benjoffe.com/fast-leap-year Thu, 11 Dec 2025 08:30:00 +1100 The first date algorithm to use only 4 multiplications, instead of 7+ https://www.benjoffe.com/fast-date-64 https://www.benjoffe.com/fast-date-64 Sun, 23 Nov 2025 13:00:00 +1100 12-17% faster than previous algorithms, supporting the full 32–bit input range. https://www.benjoffe.com/safe-date https://www.benjoffe.com/safe-dateus Tue, 10 Nov 2025 20:00:00 +1100 ...how "Century-February-Padding" beats traditional year slicing. https://www.benjoffe.com/fast-date https://www.benjoffe.com/fast-date Tue, 3 Nov 2025 20:00:00 +1100 A paper outlining a simple timekeeping system suitable for initial civil use on Mars. he system specifies nearly all Martian calendar days as exactly 24 hours and 40 minutes in length (Earth units), closely matching the true Martian solar day, with the exception of 6 or 7 intercalary days per Martian year, which are defined as only 24 hours long. https://www.benjoffe.com/smoitus https://www.benjoffe.com/smoitus Tue, 26 Aug 2025 15:50:00 +1100
The first in a series of Speedrunning Champion history videos! This time: Chronicling the players of Goldeneye 007 for Nintendo 64, spanning from 1997 to 2018 (present). ]]> https://www.youtube.com/watch?v=XpounXuqFoo https://www.youtube.com/watch?v=XpounXuqFoo Sun, 18 Mar 2018 17:10:00 +1100 Here are some early screenshots of a game I've been working on. A scale model of our Solar System, with real 'Keplerian' orbital mechanics. Your task is to spread your wealth and influence throughout local space, and eventually head for the stars... https://www.benjoffe.com/space/?rss https://www.benjoffe.com/space/ Mon, 14 Mar 2016 12:30:00 +1100 We often speak of coin tosses in poker, where two players are all in with hands that have a roughly equal chance of winning. A classic example is AKs v QQ, here the queens actually have a slight edge against the over-cards, with almost 54% equity. I was wondering if there are any perfect coin tosses in Hold'em, where the players are exactly 50-50... https://www.benjoffe.com/Perfect_Poker_Coin_Tosses https://www.benjoffe.com/Perfect_Poker_Coin_Tosses Wed, 12 Oct 2011 12:45:00 +1100 I finally got my iPhone version of Pocket Odds up in the store (actually it's been out for almost 2 weeks, but wanted to get version 1.1 out which fixed a few problems before announcing it).... https://www.benjoffe.com/Pocket-Odds-iPhone https://www.benjoffe.com/Pocket-Odds-iPhone Fri, 19 Nov 2010 14:00:00 +1100 About a year ago I started working on a poker odds calculator, improving it every few months, it had been sitting in a 95% complete state for quite some time now. Today I finally finished off the last little graphical bugs and uploaded it to a new domain... https://www.benjoffe.com/PocketOdds.com_Launched https://www.benjoffe.com/PocketOdds.com_Launched Sat, 18 Sep 2010 12:00:00 +1000 Last year I published some magic decks for Texas Hold"em Poker, today I had a crack at finding similar decks for Omaha Poker... https://www.benjoffe.com/omaha https://www.benjoffe.com/omaha Sun, 05 Sep 2010 12:00:00 +1000 Nearly four years since I made Torus I've decided to give the little game an upgrade. Many of the new effects were not possible back then when canvas implementations were new and slow. https://www.benjoffe.com/torus_upgrade https://www.benjoffe.com/torus_upgrade Mon, 08 Feb 2010 12:00:00 +1100 I was wondering if it is possible to stack a deck so that no matter which way it is cut, the winning hand is always dealt to the dealer. This would be fun to use as a magic trick, to be able to consistently predict the winning hand. I was skeptical at first, but after running a hastily written script for about half an hour I found such a deck for 2 player heads up... https://www.benjoffe.com/holdem https://www.benjoffe.com/holdem Mon, 05 Oct 2009 12:00:00 +1100