craig.markwardt's articles:

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Reminder: leap second on July 1st! 0 40 (6/15/2012 7:01:22 PM) comp.lang.idl-pvwave Greetings-- If there are any IDL users that are concerned about precision timing, there will be a leap second applied at the June 30 - July 1st boundary. If you use my TAI_UTC.PRO procedure to correct for l... Craig

Updates to Markwardt Library 9 34 (12/22/2011 2:38:31 AM) comp.lang.idl-pvwave Hi Folks-- These days I don't promote my IDL library of software on the news group much any more, but seeing David put out some update notices got me motivated. I added a bunch of new routines that people mig... Craig

craig.markwardt's replies:

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compare 2-d array with vector 5 30 (9/24/2012 7:32:17 AM) comp.lang.idl-pvwave Hi all, I'm having problem when comparing a 2-d array with a given vector. For example, if giving a 2-d array a=[[1,1,1], [2,2,2], [3,3,3], [4,4,4]] and a vector b=[1,2], how can I get all the subscrip... dxsong11 (1)

structure arrays with different structures 3 49 (9/9/2012 1:08:38 AM) comp.lang.idl-pvwave Hi all, I'm having some data that's gathered together in different structures and a= rrays, and I want to collect everything in a structure array in this manner= : struct_template =3D { name:'', select:... sfrimann (6)

Reading non-standard variable sizes 3 31 (9/7/2012 8:44:21 PM) comp.lang.idl-pvwave I'm attempting to read values from a binary file with some strange variable formats. Specifically, I have a field of data that uses 9 bytes. No IDL data format has 9 bytes. I can do the following: data = ... Danielsn81 (49)

PLOT() function THICK keyword in v8.2 just a guideline? 8 40 (9/6/2012 10:14:19 PM) comp.lang.idl-pvwave Hello, I just got IDL v8.2 installed, IDL> print, !version { x86 linux unix linux 8.2 Apr 10 2012 32 64} I have a piece of code like that shown below (it's within a loop over index "i"... paul.vandelst (1947)

Geodetic functions library GeoDLL 32 Bit and 64 Bit #2 #7 1 36 (8/30/2012 8:39:57 AM) comp.lang.idl-pvwave Hi developers, who develops programs with geodetic functionality like world-wide coordinat= e transformations or distance calculations, can use geodetic functions of m= y GeoDLL. The Dynamic Link Library c... killet (57)

MPFITFUN problem #2 1 24 (8/28/2012 11:43:11 AM) comp.lang.idl-pvwave Hi, I met a problem, when I used MPFITFUN.pro to fit a base of data using a use= r function, the procedure gave a error as: % MPFIT: Error detected while calling mpfitfun_eval: % MPFIT: Array dimensions mus... sher.astro (1)

Format code to trim leading zeroes? 3 27 (8/28/2012 5:10:09 AM) comp.lang.idl-pvwave I am not sure this can be done easily, but I was looking for some way to format numbers in order to return the number without leading zeroes or the decimal. For example, if I have 0.003508 I want to ... ajillig (10)

A simple DLM question 13 31 (8/27/2012 5:13:57 PM) comp.lang.idl-pvwave Hi,=20 I'm having trouble figuring out the problem of the following DLM code:=20 /* The c routine */ void simple(int argc, IDL_VPTR argv[]) =20 { =20 IDL_VPTR v; =20 v =3D IDL_BasicTypeConvers... xtao1012 (13)

How would you measure the range of density on a graph using IDL? 3 36 (8/24/2012 9:57:48 AM) comp.lang.idl-pvwave I am working on a project to identify local dwarf galaxies. I was wondering as to how I would go about getting the computer to measure the variation (range) of density from a graph? Any help would be appreciate... jltayles (1)

evenly spaced vector #2 12 38 (8/21/2012 6:21:44 PM) comp.lang.idl-pvwave hi all. i encountered an internet problem so i'll send the post again. i have x and y points that describe an open curve in 2D space but this curve doesn't be represented by functions. lets say it is a ra... duransivan (9)