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Jim Hokanson


Duke University

257 total contributions since 2009

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Answered
function signature for package function
So apparently there were two issues. First, these json files must be placed in the same folder that gets added to the path. So...

3 maanden ago | 0

| accepted

Question


function signature for package function
Well I just hit "cancel" instead of "submit" so here's a short version :/ I can't get functionSignatures.json to work for the f...

4 maanden ago | 1 answer | 0

1

answer

Solved


Array GCD
* Find Greatest Common Divisor in a given array * Function Template: function ans = arraygcd(a) % a=[45 15 200 ...

5 maanden ago

Question


trouble reading ordinal categorical variable with missing value using readtable
I am trying to read an Excel file that has an empty cell for a categorical ordered column. For example something like {0 5 [] 3 ...

5 maanden ago | 1 answer | 0

1

answer

Answered
Refresh legend from the command line
I've found hiding and showing the legend works. ax = gca; %might be different ... legend(ax,'hide'); legend(ax,'show');

6 maanden ago | 0

Submitted


TDMS Reader
Read TDMS files v1 & v2 without DLL Current Version: 2.5

6 maanden ago | 330 downloads |

Question


error removing subplot listeners manager
After plotting some subplots I start to move around the axes (change position values). Normally this works fine but I'm running ...

6 maanden ago | 0 answers | 0

0

answers

Question


getpixelposition vs OuterPosition of figure
I'm getting different values from getpixelposition and the OuterPosition of the figure ... get(gcf,'OuterPosition') ans = ...

7 maanden ago | 2 answers | 0

2

answers

Question


thread safety of mx mex functions
Although I'm aware that mx mex functions are generally considered not to be thread safe, it is unclear to me if this applies to ...

9 maanden ago | 1 answer | 0

1

answer

Submitted


JimHokanson/plotBig_Matlab
Plot large amounts of line data quickly

9 maanden ago | 2 downloads |

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Answered
Deploying a standalone application to computer with no install privileges
I ended up switching to Octave for this project. Octave can be run without installation. The zip download is about 400 MB which ...

11 maanden ago | 1

Question


Deploying a standalone application to computer with no install privileges
I wrote a simple GUI which I was planning on placing in a standalone application to be run on a computer without Matlab. I inclu...

12 maanden ago | 2 answers | 0

2

answers

Answered
Best way to locate shared (.dylib) libraries used by MATLAB mex files on MacOS X
I've had some luck with the following command in the same directory as my mex file. install_name_tool -change /Users/jim/...

meer dan een jaar ago | 2

Answered
queue addlistener events or place event on EDT
I found a different solution which appears to work nicely: <https://undocumentedmatlab.com/blog/matlab-and-the-event-dispatch-t...

meer dan een jaar ago | 0

| accepted

Question


Get start time of a daq session
I'm wondering if it is possible to get the time at which the DAQ starts so that I can keep track of other code events, relative ...

meer dan een jaar ago | 1 answer | 0

1

answer

Answered
is it possible to retrieve command window output of parallel worker
Presumably you could use this when run in the worker ... <https://www.mathworks.com/matlabcentral/fileexchange/31438-command-wi...

meer dan een jaar ago | 0

Answered
Error is a warning in parfeval function
So, it appears the issue was not with the worker but in the client. After some debugging I tried this instead: function han...

meer dan een jaar ago | 1

Question


Error is a warning in parfeval function
I have the following (pseudo) code and I'm getting the following warning in my command window (2017b Windows). function par...

meer dan een jaar ago | 1 answer | 1

1

answer

Question


is it possible to retrieve command window output of parallel worker
Is it possible to retrieve the command window output from a worker when using parfeval? Specifically I'd like to catch listener ...

meer dan een jaar ago | 2 answers | 0

2

answers

Question


Data transfer specifics for a queue
Documentation for parallel.pool.DataQueue and parallel.pool.PollableDataQueue says next to nothing about how data is transferred...

meer dan een jaar ago | 1 answer | 1

1

answer

Question


What is the difference between DataQueue and PollableDataQueue
What is the difference between parallel.pool.DataQueue and parallel.pool.PollableDataQueue. It seems the pollable queue is the s...

meer dan een jaar ago | 1 answer | 0

1

answer

Answered
Retrieve meta.DynamicProperty from class instance
After a bit more searching it appears you need to do: prop_meta = findprop(obj,prop_name); Found at: <https://stackov...

meer dan een jaar ago | 0

Question


Retrieve meta.DynamicProperty from class instance
Is it possible to retrieve meta.DynamicProperty for dynamic properties from a class instance?

meer dan een jaar ago | 1 answer | 0

1

answer

Question


is it possible to measure the time it takes to render a figure
I would like to log the time it takes to render a figure. Is there a way to listen for the "start" and "end" of rendering a figu...

meer dan een jaar ago | 2 answers | 0

2

answers

Solved


An asteroid and a spacecraft
&#128640 Imagine a non-relativistic simple situation. Assume positions p0, p1, p2, and p3 are three dimensional Cartesian ...

meer dan een jaar ago

Solved


5th Time's a Charm
Write a function that will return the input value. However, your function must fail the first four times, only functioning prope...

meer dan een jaar ago

Question


Alignment of textarrow text with line
How would I get the text from a textarrow annotation to align with the start of a line. I am unclear how to control the textbox ...

meer dan een jaar ago | 1 answer | 0

1

answer

Solved


Number of Even Elements in Fibonacci Sequence
Find how many even Fibonacci numbers are available in the first d numbers. Consider the following first 14 numbers 1 1 2...

meer dan een jaar ago

Solved


"Cody" * 5 == "CodyCodyCodyCodyCody"
*Alice*: What? *"Cody" * 5 == "CodyCodyCodyCodyCody"*? You've gotta be kidding me! *Bob*: No, I am serious! Python supports...

meer dan een jaar ago

Solved


The 5th Root
Write a function to find the 5th root of a number. It sounds easy, but the typical functions are not allowed (see the test su...

meer dan een jaar ago

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