Archive for May, 2010

Thursday, May 20th, 2010

VISualize 2010: GPULib with IDL 8.0

Here are my slides on the “GPULib with IDL 8.0” talk I gave yesterday at VISualize 2010. They are very similar to the slides for the talk I gave a few months ago at the IDL User Group Meeting in Boulder. More to come on other talks…

2 Comments » - Posted in IDL,News by

Friday, May 14th, 2010

Recipes as infographics

I have wanted to create something like this for awhile. Link via Chart Porn.

2 Comments » - Posted in Visualization by

Thursday, May 13th, 2010

Next visualization type: motion charts

The next visualization type summarized by Juice Analytics in their excellent “Better know a visualization” series: motion charts. Motion charts are essentially animated bubble charts. A bubble chart shows data using the x-axis, y-axis, and the size and color of the bubble. A motion chart displays changes over time by showing movement within the two-dimensional […]

No Comments » - Posted in Visualization by

Tuesday, May 11th, 2010

History of programming languages

This history of programming languages is hilarious: 1957 – John Backus and IBM create FORTRAN. There’s nothing funny about IBM or FORTRAN. It is a syntax error to write FORTRAN while not wearing a blue tie. and 1972 – Dennis Ritchie invents a powerful gun that shoots both forward and backward simultaneously. Not satisfied with […]

No Comments » - Posted in Python by

Friday, May 7th, 2010

VISualize 2010 in two weeks

VISualize 2010 is coming up on May 19-20. The agenda has been set, but there is still time to register. I will be speaking on GPULib in IDL 8.0 again.

No Comments » - Posted in IDL,News by

Tuesday, May 4th, 2010

xkcd color survey

xkcd just released the results of a color survey it ran for a month. It contains many interesting, and funny, results. Specifically, it reveals a list of 949 color names with matching values that were frequently used by participants. I’ve added the xkcd color names to my vis_color routine, so that now you can do […]

2 Comments » - Posted in IDL,Visualization by

Monday, May 3rd, 2010

Floating point guide

Instead of reading the old, and somewhat difficult, article by David Goldberg, you can now browse a simpler guide to what programmers should know about floating point arithmetic. This new guide has a the basic explanations and contains links to references, including Goldberg’s article, for those who want to delve deeper.

1 Comment » - Posted in IDL by