jonjacky

52 ms·

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by jonjacky 13y ago
Project Oberon http://www.inf.ethz.ch/personal/wirth/ProjectOberon/ discusson on HN a few weeks ago https://news.ycombinator.com/item?id=6829464
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by jonjacky 13y ago
Pertinent recent project: pie, "Emacs written in Erlang", "Text is stored as a tree of binaries ... Buffers are small servers" https://github.com/5HT/pie
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by jonjacky 13y ago
Previously: https://news.ycombinator.com/item?id=914975
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by jonjacky 13y ago
Tony Hoare: "I call it my billion-dollar mistake. It was the invention of the null reference in 1965. ..." http://qconlondon.com/london-2009/presentation/Null+Referenc...
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by jonjacky 13y ago
IGOR, a 2008 class project at a Norwegian university: http://opencores.org/project,igor http://www.idi.ntnu.no/news/index.php?news=163 http://www.flickr.com/photos/kaitorge/se
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by jonjacky 13y ago
In their book The Practice of Programming, Kernighan and Pike explain the really important stuff in about 30 pages, chapter 2 in the book. They cover four data structures: array, list, tree and hash table, and two kinds of algorithms: sorti
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by jonjacky 13y ago
There is one in the book, Mathematics: Form and Function by Saunders Mac Lane (who was one of the creators of category theory).
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by jonjacky 13y ago
We're still using a PDP11 with software written in 1981-84 to run parts our cyclotron.
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by jonjacky 13y ago
Previously, elsewhere: http://ask.metafilter.com/71101/What-single-book-is-the-best...
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by jonjacky 13y ago
A friend who once worked at a bookstore once told me this. The way he put it was: publishers want their books to take up a lot of shelf space so there is less room for the competitors.
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by jonjacky 14y ago
John McCarthy himself said, "Pure Lisp was a discovery, everything that has been done with it since has been an invention." McCarthy said this while visiting a class at Stanford on May 7 2008 --- according to an eyewitness report here on Ha
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by jonjacky 14y ago
I have faced somewhat similar problems, testing complicated physics calculations. A few strategies: - There are special cases where it is feasible to do a calculation 'by hand' (actually with a calculator or a much simpler program). The
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by jonjacky 14y ago
Also, classic papers 1945 -- http://en.wikipedia.org/wiki/List_of_important_publications_...
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by jonjacky 14y ago
Most important software innovations, 1837 -- http://www.dwheeler.com/innovation/innovation.html#innovatio... Origins and precursors, 1936 - 1982: Turing, Von Neumann, Shannon, etc. http://www.cs.berkeley.edu/~christos/classics/cs298.html
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by jonjacky 14y ago
Another recent example: Edward Nelson of Princeton retracted his claim of having a proof of the inconsistency of Peano Arithmetic. Replying to Terence Tao, he wrote: "You are quite right, and my original response was wrong. Thank you for s
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by jonjacky 14y ago
"Fields in Physics are like Curried Functions, or Physics for Functional Programmers" - 1994 paper by Gary Leavens http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.49.1... (also, full paper .ps at author's web page)
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by jonjacky 14y ago
Consider Peter Neumann, who has been hacking since the early 1950s. At age 80, he is beginning work on the 5-year DARPA-funded Clean Slate project to "build something new from the bottom up" to respond to security problems. Recent HN pos
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by jonjacky 14y ago
This appears to be a followup to the longer story that appeared in the NYT Science section on Tuesday, also posted on HN to almost no comment: http://news.ycombinator.com/item?id=4714328 http://news.ycombinator.com/item?id=4716240 http
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by jonjacky 15y ago
PS - Prism includes some separable components that could be use in applications other than radiation therapy. There are a server and client for DICOM, a network protocol for images (from CT and MRI scanners etc.) and other medical data inc
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by jonjacky 15y ago
I worked on Prism, a radiation therapy treatment planning program. It's a physics simulation with 3D graphics and lots of data management used to customize radiation therapy treatments for each patient. It's a big system with stringent re
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by jonjacky 16y ago
'Functional music composition' is chapter 20 in the book 'The Haskell School of Expression: Learning Functional Programming Through Multimedia' by Paul Hudak.
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by jonjacky 16y ago
You might enjoy George Orwell's Down and Out in Paris and London. Among many other things, he describes his experiences working (in the 1930's) in the kitchens of a big Paris hotel and a small Paris restaurant -- I was reminded of Bourdain
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by jonjacky 16y ago
"That’s a description dad. I wanted an explanation." It might be helpful to explain that a description at one level is an explanation at the next level up. For example with gravity, the description of the force between masses (etc.) is (p
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by jonjacky 16y ago
After K&R, the most helpful book for me was Expert C Programming: Deep C Secrets by Peter van der Linden. He even gives a little preview of C++.
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by jonjacky 17y ago
News of these accidents motivated some of our approach on a more recent radiation therapy machine project. Here's a short paper I wrote about it. http://staff.washington.edu/jon/cnts/iccr.html The software we wrote has been used without
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by jonjacky 17y ago
Or, instead of your birthday, search for your name at http://www.dr-mikes-maths.com/pisearch.html To encode your name, he expands pi in terms of c/27^n where c=1 for 'a' etc.
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by jonjacky 17y ago
Those books were startling when they came out, both in content and style. They were so influential they have been imitated thousands of times; their themes and styles have permeated popular culture until now they have become cliches. It i
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by jonjacky 17y ago
"Clause and Effect" by Clocksin. Also, the worked exercises at Ninety-Nine Prolog Problems, https://prof.ti.bfh.ch/hew1/informatik3/prolog/p-99/
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by jonjacky 17y ago
It's Scheme not CL, but the PLT Scheme/Dr Scheme download and install was easy enough for many in my introductory programming class to get through without help (this was years ago already).
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by jonjacky 17y ago
Bird and Wadler, Introduction to Functional Programming is a classic. They have a more recent book, Introduction to Functional Programming in Haskell, which I haven't seen.

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