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# Sean de Wolski

### MathWorks

I like to be outside. But if I'm inside, I like to be using MATLAB.

I'm a Senior Application Engineer at MathWorks and civil/structural engineer by education.

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Respondida
Why will categorical not convert this cell string?
The left-hand side was a cell. So it successfully converted the right-hand side to categorical but then could not stick the cat...

2 días hace | 0

Respondida
Smart indent new bheaviour (removing whitespaces) is messing with Git
This isn't a direct answer to your question but a couple ideas: 1) In my opinion, the new behavior is smarter. There shouldn't...

5 meses hace | 0

Learning programming through game building
Jiro's Pick this week is AstroVolley Courseware by Paul Huxel.Back in my undergraduate studies (many, many years ago), I...

6 meses hace

Respondida
Can Matlab append figures to an existing PDF file?
In newer releases you can do this with exportgraphics. See the section on appending.

7 meses hace | 0

Get your subplots the way you want it with subplotHelper
Jiro's Pick this week is subplotHelper by my Frederick Zittrell.Did you know that subplot can be used to create...

7 meses hace

Dave’s MATLAB Shooter
Will's pick this week is Dave's MATLAB Shooter(data) by David Buckingham. This submission is way back in 2010, but it has...

7 meses hace

Respondida
Creating Geometry for PDE model
What about the doc example isn't sufficient for you? It literally creates a rectangle. geometryFromEdges

7 meses hace | 0

Respondida
Capitalize 1st word of an character array
s = "99this" firstletter = letterBoundary("start")+lettersPattern(1) replace(s, firstletter, upper(extract(s, firstletter)))

7 meses hace | 0

Respondida
Can you rotate a shape based on quiver direction?
Look at hgtransform

8 meses hace | 0

Respondida
Find and Replace (MATLAB)
strip(extractAfter('Adak Island, AK',",")) And see the other fun methods of string to figure out how to manipulate the part you...

8 meses hace | 1

Respondida
Is there a built-in function to validate a class property that should be a cell array?
I think you'll have to write your own. Must be underlying type is for distributed, gpuArrays and others that masquerade as the ...

8 meses hace | 0

Respondida
How to vectorize the following operations?
This ought to do it for you in one shot. pagemtimes d = 4; n = 5; A = rand(d,d,n); x = rand(d,n); y = rand(d,n); % for-...

8 meses hace | 0

Respondida
How can I avoid errors related to a datatip when deleting a figure?
Not sure why you're parenting to [], that doesn't make sense. Just delete the figure with your MWE works fine. (Still probably...

8 meses hace | 0

Respondida
Create tables based on partial match in variable names in other table
Convert your cellstrs to strings string(t.Properties.VariableNames) Then you can use any of the easy string matching functions...

9 meses hace | 0

Respondida
which -all writematrix which -all mpower

9 meses hace | 0

Respondida
How do I pass by reference, a structure to a function (an .m file) in an argument list?
Author a simple handle class that has the structure as a property classdef referenceStruct < handle properties S s...

9 meses hace | 0

Take your Live Script to WordPress
Jiro's Pick this week is Publishing tool for MATLAB® live script to WordPress by my colleague Cheng Chen.I do two different...

9 meses hace

Respondida
How do I pass an object into a timer callback function?
Pass cam in with an anonymous function when you create the timer cam = camera t = timer(TimerFcn=@(~,~)checkFinished(cam)) ...

9 meses hace | 0

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Show viscircles results in App Designer
Specify the app UIAxes as the first input a = uiaxes; % replace with you app.UIAxes imshow('coins.png',Parent=a) [centers,rad...

9 meses hace | 1

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Extracting xyzpoints from Point Cloud
The location is the xyz points and it's 2d, not 3d like how you're indexing it. points3d = ptCloud.Location.'; Would give you...

9 meses hace | 1

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Creating tables on MS Word
This is exactly what the MATLAB Report Generator does really well. Look at the sections on tables and images, here: https://ww...

9 meses hace | 0

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How to publish as pdf from command tab
Open the function and go to the publish tab in the toolstrip. From there, click the dropdown under the publish icon for settings...

9 meses hace | 1

Detecting Ellipses in Images
Brett's Pick this week is Ellipse Detection Using 1D Hough Transform, by Martin Simonovsky.ContentsIntroductionThe SourceThe...

10 meses hace

Jiro's Pick this week is BoxPlotPro by Carlos Borau.I'm a big fan of apps, since using apps simplifies tasks for common use...

10 meses hace

ranker(data)
Will's pick this week is ranker(data) by R P. They say it's the little things in life. I find this simple little function...

11 meses hace

Respondida
Is it a good idea to overload subsref to mimic MATLAB's griddedInterpolant behavior?
Personally, i.e. not speaking for my corporate overlords, I don't like this design pattern. I prefer a well-named "evaluate" me...

11 meses hace | 1

Respondida
How to fix auto-reflow issues?
In 21b you can remove autoreflow from the Canvas Tab>Convert. They named the feature to remove it after me because I was in the...

11 meses hace | 0

The spirit of winter olympics continues
Jiro's Pick this week is BingDunDun by idMatlab.It's been almost 10 days since the close of the Beijing Olympic Winter...

11 meses hace

Respondida
Why Matlab does not see Python?
Looks like you have 32-bit python. You need 64-bit Python.

11 meses hace | 0

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Convert python numpy 2D array to matlab 2D array
What is the underlying python class of your ndarray? It doesn't seem to be recognized by double. Here, I create it with int8 a...

11 meses hace | 1