Archive for November, 2016

Wednesday, November 23rd, 2016

NSF Vizzies public voting 2016

The NSF has opened up voting for the People’s Choice for visualizations in the Photo, Illustration, Poster/Graphic, Interactive, and Video categories. Voting closes Sunday December 4 at 11:59 p.m. PST.

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Friday, November 11th, 2016

Problems with XQuartz 2.7.11 on macOS

Upgrading from XQuartz from 2.7.9 to 2.7.11 on macOS Sierra broke IDL widgets for me: ~$ idl IDL Version 8.5.1, Mac OS X (darwin x86_64 m64). (c) 2015, Exelis Visual Information Solutions, Inc., a subsidiary of Harris Corporation. IDL> xloadct Error: attempt to add non-widget child “dsm” to parent “idl” which supports only widgets The […]

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Thursday, November 10th, 2016

D3 in Depth

D3 in Depth: D3 in Depth aims to bridge the gap between introductory tutorials/books and the official documentation. I have found D3 extremely useful for creating dynamic plots on dashboard style websites for monitoring data pipelines. This looks an excellent resource for learning it. via FlowingData

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Tuesday, November 8th, 2016

Plotting time series data with gaps

I plot a lot of data on daily cycles, where there is no data collected at night. Let’s mock up some sample data with the following simple code: IDL> x = [findgen(10), findgen(10) + 25, findgen(10) + 50] IDL> seed = 0L IDL> y = randomu(seed, 30) IDL> plot, x, y Then I get a […]

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