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Concerning free software, programming, and whatever else I find interesting. Also the blog for my Web site, frigidcode.com.
Old

Quick and dirty plotting with Haskell + Gnuplot

Posted 12-28-2012 at 06:13 PM by hydraMax (Bits and Pixels)
Updated 12-28-2012 at 06:17 PM by hydraMax
Tags haskell

Assuming you are a Haskeller, you can get a simply x-y plot up very quickly with the gnuplot interface module. This is useful for getting a rough graphical view of some function. Simply...

1. install Gnuplot (through your package manager)
2. cabal install gnuplot
3. use ghci:

Code:
$ ghci
GHCi, version 7.4.1: http://www.haskell.org/ghc/  :? for help
Loading package ghc-prim ... linking ... done.
Loading package integer-gmp ... linking ...
...
Attached Images
File Type: png image3023.png (29.8 KB, 3 views)
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Old

Dorito Thief Strikes Again!

Posted 12-28-2012 at 12:25 AM by hydraMax (Bits and Pixels)
Tags humor

http://youtu.be/Kqy9hxhUxK0
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Old

Haskell solves the problem of unexpected IO side effects

Posted 12-20-2012 at 03:40 PM by hydraMax (Bits and Pixels)
Updated 12-20-2012 at 03:46 PM by hydraMax
Tags haskell, humor

Programmers are universally familiar with the challenges of dealing with unwanted side effects in IO operations. Few are aware, however, that the Haskell programming language provides a very straightforward approach to dealing with this problem, packaged in a convenient module:

http://hackage.haskell.org/packages/...RealWorld.html

The solution involves making available a full existential state as a retrievable value. This value...
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Old

Logstalgia

Posted 12-08-2012 at 04:38 AM by hydraMax (Bits and Pixels)

Here's a weird one that recently hit the Gentoo repositories:

Logstalgia

Basically, it replays the access log for your Web server - video game style! Using opengl, it transforms your Web log into a colorful version of Pong: each time you get a hit, the paddle for that virtual host (if in vhost paddle mode) intercepts the ball, also displaying the return code and the page accessed. Maintains a counter for the hits. Fun to watch, and also handy because you can adjust...
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Views 705 Comments 0 hydraMax is offline

  



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