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Sean de Wolski


MathWorks

5,449 total contributions since 2004

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

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

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Answered
App Designer With a Toolbox
Application Compiler to build a standalone executable - yes. App Packaging tool for packaging apps that install and run in MA...

1 day ago | 0

| accepted

Answered
How to produce Documentation for my appdesigner app?
<https://www.mathworks.com/help/releases/R2018a/matlab/matlab_prog/display-custom-documentation.html>

2 days ago | 0

Answered
How do I read data from a filename called in code or make the filename a string?
If you're on a newer release, just blindly call string() on the output which will convert either a char or cellstr to string. Y...

3 days ago | 0

Published


Maximize your figures
Jiro’s pick this week is a new feature in R2018a to maximize/minimize the figure window.For quite some time, people have...

8 days ago

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Create a function to find elapsed time with string of date and times through samples?
Please please please use datetimes. Then you can just subtract them (and they account for timezones, dst, leap seconds if you w...

9 days ago | 0

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Answered
From ImageJ to Matlab Conversion
Looks like imtranslate should work. My interpretation of that is: loop over slices, translate each slice by some amount (that v...

9 days ago | 0

Answered
Is there anything that can do the reverse of Embedded Coder?
Not a Simulink model, but a Simulink block. <https://www.mathworks.com/help/simulink/slref/legacy_code.html>

10 days ago | 0

Answered
Is there a way to view/access all instances of a property?
Rather than a, b, and c.; create a 3x1 object array a(1).name = 2 a(2).name = 3 a(3).name = 4 Then just {a.name}

11 days ago | 0

| accepted

Answered
How to center a figure in live script output
What if you adjust the live editor to have figures inline? Button on right hand side of editor.

11 days ago | 0

Answered
(2018a) Implicit Call to Inherited Constructor is not available when used in a package
I had to do this for an application I worked on where I wanted to have an unknown number of models in a package and to be able t...

11 days ago | 0

Answered
Why do I get an error from using actxserver('PowerPoint.Application')?
You may want to consider looking into MATLAB Report Generator which can generate PPT without even needing powerpoint or being on...

11 days ago | 0

Answered
Activating a UIControl element programmatically
You should really consider using <https://www.mathworks.com/products/matlab/app-designer.html |appdesigner|>. Not only is there...

11 days ago | 0

Answered
how to read *.m4a sound files
Look into |audioread|

12 days ago | 0

Answered
How can I insert a figure into a report?
You can't append a high level "report" element ( |mlreportgen.report.Figure|) to a low level "dom" element ( |mlreportgen.dom.Do...

15 days ago | 0

| accepted

Answered
How to produce a series of strings?
string(('A':'E')')+(1:5)

15 days ago | 0

| accepted

Published


A couple of my favorite new Image Processing Toolbox functions
In July, 2016, I selected Philip Kollmansberger’s useful File Exchange contribution Skeleton3D as the Pick of the Week....

15 days ago

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Published


Function Handle Constructor
Jiro‘s pick this week is function_handle constructor by Rody Oldenhuis.When I first started programming in MATLAB, I would...

29 days ago

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Answered
How can I count how many rows in a table have the same date?
convert table to timetable |table2timetable|. |retime| the timetable with |count| as the function

1 month ago | 1

Answered
Transform into a Matlab datetime format
datetime("2017-10-26 06-PM",'InputFormat','yyyy-MM-dd hh-aa') doc: <https://www.mathworks.com/help/releases/R2018a/matlab/r...

1 month ago | 0

| accepted

Answered
In the Cody Coursework platform, there is a built in function called assessVariableEqual. How can I adjust the tolerance of this function?
You can provide an absolute or relative tolerance here: <https://www.mathworks.com/help/coursework/ug/assessvariableequal.html#n...

1 month ago | 0

Published


Arduino Engineering Kit
Jiro‘s picks this week are Arduino Engineering Kit Hardware Support and Arduino Engineering Kit Project Files by...

1 month ago

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Answered
How to concatenate a branched Simulink signal?
Data type conversion block?

2 months ago | 0

Published


The HDR Toolbox
Sebastian‘s pick this week is The HDR Toolbox by Francesco Banterle. Sebastian is a Senior Customer Success Engineer at...

2 months ago

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Answered
How can I stop MATLAB from automatically timing out?
You could borrow the licenses from the server. <https://www.mathworks.com/help/install/license/borrow-licenses.html>

2 months ago | 0

Answered
How do I display my output in the edit field in AppDesigner?
Put a break point on the line you expect to set and see if: that line gets hit, and if the variables are what you expect. Break...

2 months ago | 0

Published


Manage Simulink Data Variations with simulinkParser
Greg’s pick this week is simulinkParser by Tigran Mkhoyan. How do you manage different simulation scenarios in your...

2 months ago

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Answered
How to retrieve missing Property Inspector
View menu -> Property Inspector? If that doesn't work, contact Tech Support(!)

2 months ago | 0

Answered
How to reorder a matlab table based on a portion of variables name
Doing it manually, T = array2table(1:4,'VariableNames', {'America_1010', 'America_1008', 'America_1001', 'America_1808'}) %...

2 months ago | 1

| accepted

Published


Wavelet Tech Talks – MATLAB Code Files
Sean‘s pick this week is Wavelet Tech Talks – MATLAB Code Files by Kirthi Devleker. Ever wonder what a wavelet is or what...

2 months ago

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Answered
How to make an application that uses data files as resource
doc setpref doc getpref

2 months ago | 0

| accepted

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