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David Goldsmith


Wash. St. Dpt. of Ecology, Env. Assessment Prog.

68 2011 이후 총 참여 횟수

Professional Interests: Any variety of mathematical analysis and programming

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32-bit and 64-bit and DB issues, oh my!
Hi! Just had my platform upgraded to Win7 64-bit (from 32-bit XP). Trying to get my database toolbox stuff to work. After fail...

6년 이상 전 | 답변 수: 2 | 0

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Using M2HTML with Matlab's "Display Custom Documentation"
Hi! Is any one aware of a package that supplements <http://www.artefact.tk/software/matlab/m2html/ M2HTML> to make its output <...

6년 이상 전 | 답변 수: 0 | 0

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Way to force a fetch error,
(for error-handling testing purposes) when the preceding exec command executed fine: is there one? Thanks! DG

6년 이상 전 | 답변 수: 0 | 0

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Way to make a brushable plot not?
Hi! I have a complex, linked figure w/ both brushable plots and non-brushable ones, and both 2-d and 3-d plots; some of the 3-d...

6년 이상 전 | 답변 수: 0 | 0

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Brush callbacks: what am I missing?
Hi, folks! So, the Tips for the brush command state (I've spliced the following up a little to focus on ActionPostCallback but ...

6년 이상 전 | 답변 수: 1 | 0

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How to retrieve handle of just-brushed object (again!)
Sorry for the noise, I finally found it in the online doc: http://www.mathworks.com/help/matlab/ref/brush.html#btl1kw9-1 s...

7년 이하 전 | 0

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How to retrieve handle of just-brushed object (again!)
Seems I asked this question almost two years ago; I got one answer, but it wasn't sufficient (I didn't fully realize why at the ...

7년 이하 전 | 답변 수: 1 | 0

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Has anyone else encountered the JDBC Daylight Savings Time bug?
I have confirmation from MathWorks support of the following bug in the JDBC driver used by (at least) the Windows 64-bit R2012b ...

7년 이하 전 | 답변 수: 3 | 4

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How to catch java.sql.SQLException
Hi! The compiled (Windows standalone app) version of my works-fine-in-the-interpreter MATLAB code is crashing with: java.sql...

7년 이하 전 | 답변 수: 0 | 0

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What's the status of 64-bit MATLAB support for ODBC?
Hi! I'm trying to get more information to answer my boss' question: "why are we still compiling in 32-bit MATLAB?" I knew it w...

7년 이하 전 | 답변 수: 2 | 0

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Runtime errors in compiled standalone
Here's the email I just sent my support person (explains where I am/what I'm doing now): Given that it was necessary to build...

7년 이하 전 | 0

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Runtime errors in compiled standalone
More data: I started from scratch, i.e., I built my own project (I have been working with someone else's, and no, he's not avail...

7년 이하 전 | 0

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Runtime errors in compiled standalone
Hi! I'm trying to figure out why my compiled standalone app, whose source runs fine within Matlab, is crashing. First I was ge...

7년 이하 전 | 답변 수: 5 | 0

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loop-less way to str2double a portion of a cell array in place?
Thanks, Matt, your example works. In my case, I needed more than simply being "pointed in the right direction": as I said in th...

약 7년 전 | 0

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loop-less way to str2double a portion of a cell array in place?
Hi! I feel like I shouldn't need to ask this by now, but everyway I try doesn't work: I have a cellstr array, some elements of ...

약 7년 전 | 답변 수: 3 | 0

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Has anyone written a cascading popup-style uicontrol?
e.g., similar to what is possible w/ uicontext menus, only as a uicontrol so it can "live" in a figure or panel? (As near as I ...

약 7년 전 | 답변 수: 1 | 0

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Way to get open database cursors?
Database toolbox Q here--if that ain't your kuleana, please ignore. Say I've been "lazy" and/or "forgetful" and haven't been ...

7년 이상 전 | 답변 수: 0 | 0

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Strange database toolbox behavior
And now it's back again--any ideas re: how to diagnose this?

7년 이상 전 | 0

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Strange database toolbox behavior
And as suddenly as it appeared, the problem has disappeared: the "where-less" query is no longer throwing a java heap out of mem...

7년 이상 전 | 0

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Strange database toolbox behavior
I have a simple SQL Server query--SELECT [field list] FROM [in-database view]--that, with a where clause, returns the correct re...

7년 이상 전 | 답변 수: 3 | 0

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Efficient way to change a struct of (mixed-type) arrays into a structure array?
Hi! Resulting from a DB query, I have a 6-field scalar struct consisting of 1522-element arrays, some cell, some numeric (if th...

7년 이상 전 | 답변 수: 2 | 0

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array/cellfun vs. for loop
Are arrayfun and cellfun always faster than functionally equivalent for loops? If so, why? (E.g., is it a difference in the li...

7년 이상 전 | 답변 수: 1 | 3

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What is missing from MATLAB?
Assignment inside anonymous functions; for example, I'd like to be able to do something like: cellfun(@(x,y) out.(x) = y, in(...

7년 이상 전 | 0

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Slightly off topic: determining at the Windows system level when my process is done
Hi! In Windows7, I have a long-running process running in the command interpreter, i.e., once it's done, the OS will still see ...

7년 이상 전 | 답변 수: 3 | 0

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Invalid Addresses sendmail exception
Hi! I'm having a new problem w/ sendmail, new in the sense that I've used sendmail many times before but have never experienced...

7년 이상 전 | 답변 수: 1 | 1

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Simulate single precision arithmetic in Matlab?
Ouch, the C program's output format bit me; it's somewhat complicated, so suffice it to say I was comparing apples to oranges (t...

7년 이상 전 | 0

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Simulate single precision arithmetic in Matlab?
OK, points well-taken, so here's the nitty-gritty: In what follows, P ("big" O(1-10)), T (O(1-10)), and K (O(0.1-10)) are inp...

7년 이상 전 | 0

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Simulate single precision arithmetic in Matlab?
Hi! I'm trying to replicate, in Matlab, compiled algorithms implemented in C using single-precision arithmetic; I have the C so...

7년 이상 전 | 답변 수: 5 | 0

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fastinsert returns "Numeric value out of range" error, but insert works
Hi! I have a situation where, on precisely the same data set, fastinsert is returning "Java exception occurred: sun.jdbc.o...

8년 이하 전 | 답변 수: 0 | 0

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Possible to add datatypes to database toolbox
Hi! I'm running into the "Unsupported data type" error trying to fastinsert a Matlab string into a uniqueidentifier-typed field...

8년 이하 전 | 답변 수: 0 | 0

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