Archive for March, 2016

Wednesday, March 30th, 2016

Object info

The recent article about how to investigate object code got me thinking about the various methods I use to find out about an object/class. The code in the article, for the example of an object of class IDLgrColorBar, prints: IDL> ab_obj_info, ‘idlgrcolorbar’ Class: IDLGRCOLORBAR Superclass: IDLGRMODEL Superclass: IDLGRCONTAINER Superclass: IDL_CONTAINER Superclass: IDLGRCOMPONENT Superclass: IDLITCOMPONENT as […]

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Tuesday, March 22nd, 2016

Security update for IDL+ENVI license servers

A security update for IDL and ENVI license servers was released today by Harris Geospatial Solutions: The security vulnerability is limited to computers running a license manager server and should not be an issue when the license server components are only exposed on a trusted network. If you run an outside facing IDL or ENVI […]

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Tuesday, March 22nd, 2016

Philosophy of IDL

Python has the Zen of Python as a guiding philosophy. I think IDL would have something a bit more practical. This is my take on IDL’s philosophy: The Tao of IDL Interactive is better than compiled. Fast to write is better than fast to execute. But vectorized is better than loops; WHERE is better than […]

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Thursday, March 10th, 2016

Data scientists mostly just do arithmetic

Noah Lorang argues that data scientists mostly just do arithmetic: The dirty little secret of the ongoing “data science” boom is that most of what people talk about as being data science isn’t what businesses actually need. Businesses need accurate and actionable information to help them make decisions about how they spend their time and […]

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Tuesday, March 8th, 2016

IDL-Python translation

I’ve found this translation guide for writing and understanding Python code quite useful. I think it should work if you are familiar with Python and wanting to read/write IDL code also.

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