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XPP/XPPAUT
XPP (XPPAUT is another name; I will use the two interchangeably) is a tool for solving * differential equations, * difference equations, * delay equations, * functional equations, * boundary value problems, and *stochastic equations.Thu Jul 28 14:01:05 2011 - permalink -- http://www.math.pitt.edu/~bard/xpp/whatis.html
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ND1
RPL-based calculator for iPhone, an Android version has been announced.Mon Jul 25 15:27:24 2011 - permalink -- http://naivedesign.com/ND1/ND1.html
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HP28 with transparent case
Might be useful when disassembling an HP28.Thu Jul 21 15:55:58 2011 - permalink -- http://www.flickr.com/photos/60529780@N02/5537679547/in/set-72157626354812528
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emu71 Page
Emulator for the HP71B, running under DOS.Thu Jul 21 14:00:15 2011 - permalink -- http://www.jeffcalc.hp41.eu/emu71/index.html
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HP 28S: shucking the clamshell, further. Book?
Some pictures and text about opening an HP 28S.Tue Jul 19 14:54:45 2011 - permalink -- http://www.hpmuseum.org/cgi-sys/cgiwrap/hpmuseum/archv020.cgi?read=185173#185173
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Dr.-Ing. M. Gärtner: Logarithmen & Gleitkommazahlen
Information about logarithm tables, slide rules and floating-point numbers (german).Mon Jul 18 12:51:49 2011 - permalink -- http://www.dr-gaertner.de/ing/loggkz.htm#Top
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Open Hardware Repository
Collection of open hardware designs.Tue Jul 12 20:09:46 2011 - permalink -- http://www.ohwr.org/
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RPN-CALC DM-15CC
A credit-card sized clone of the legendary hp-15c calculator developed in Switzerland. First units have been shipped early February 2012. A version to emulate the hp-16c is planned. Also known as http://www.swissmicros.com/.Tue Jul 12 20:08:44 2011 - permalink -- http://www.rpn-calc.ch/
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Help me in my Jedi training as I confront Volkswagen's threats to Planet Earth
Funny campaign by greenpeace.Wed Jun 29 19:23:56 2011 - permalink -- http://vwdarkside.com/en/jedi/andreas-cart-45622
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Dorophone: Deep Emacs Lisp Part 1
Introduction to monads using Emacs lisp.Fri May 27 13:45:25 2011 - permalink -- http://dorophone.blogspot.com/2011/04/deep-emacs-part-1.html
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Javascript PC Emulator - Technical Notes
A PC emulator capable of running Linux implemented in JavaScript. Requires fairly modern browsers (Firefox 4, Chrome 11). Written by Fabrice Bellard, the author of qemu, ffmpeg, tcc and other amazing programs.Wed May 18 14:00:43 2011 - permalink -- http://bellard.org/jslinux/tech.html
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Tarsnap - Online backups for the truly paranoid
Tarsnap is a secure online backup service for BSD, Linux, OS X, Solaris, Cygwin, and can probably be compiled on many other UNIX-like operating systems.Wed May 11 11:06:58 2011 - permalink -- http://www.tarsnap.com/
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http://www.analogmuseum.org/english/
Interesting information about analogue computers.Tue Apr 19 15:13:40 2011 - permalink -- http://www.analogmuseum.org/english/
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An Introduction to Ten15
Notes about the Ten15 operating system developed in the early nineties.Tue Apr 12 12:34:29 2011 - permalink -- http://www.mca-ltd.com/martin/Ten15/introduction.html
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An introduction to measure theory Whats new
Draft of an introductory book about measure theory, by Terence Tao.Tue Mar 29 20:25:25 2011 - permalink -- http://terrytao.wordpress.com/books/an-introduction-to-measure-theory/
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The Evolution of a Haskell Programmer
How many ways can you write a factorial function?Mon Mar 21 16:03:07 2011 - permalink -- http://www.willamette.edu/~fruehr/haskell/evolution.html
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Learn languages for free online | Learn English, Spanish, French, German, Italian, Portuguese | busuu.com
On-line community for learning foreign languages.Wed Mar 16 22:14:46 2011 - permalink -- http://www.busuu.com/
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The Best of Bob Pease
Some articles from the legendary Bob Pease.Sat Mar 12 19:58:57 2011 - permalink -- http://www.national.com/rap/Story/Index/0,1563,0,00.html
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abhishek.geek.nz - Home
Home of a New Zealand lisper, with some nice documents about (Common) Lisp.Fri Mar 11 22:35:30 2011 - permalink -- http://abhishek.geek.nz/