Gavin

Washington University in St Louis

Last seen: 7日前 | 2024 年からアクティブ

Followers: 0 Following: 0

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Programming Languages:
C++, C, MATLAB, Arduino, Assembly
Spoken Languages:
English
Pronouns:
He/him

統計

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質問

Table with multiple types
I'm trying to use a ui table of 2 columns, one of chars, and the other uint32. Seems like it used to work. Now it fails badly an...

約1ヶ月前 | 3 件の回答 | 0

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Random lags while running app
Here is an interesting update Running on 2025 (a or b) while slightly slower is much more consistent. It takes 600-800ms to star...

約2ヶ月前 | 0

質問

uigetfile filter error with 2025a works fine in 2024b
I use uigetfile to open various types of files for my users mostly txt, but I want to be more specific. for example [infile, a...

約2ヶ月前 | 1 件の回答 | 0

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Restart a USB connection
See this same issue with a solution here https://www.mathworks.com/matlabcentral/answers/2173049-how-do-i-reconnect-usb-serial-...

2ヶ月前 | 0

質問

inputdlg() now crashes.
My program has been running fine for months. I updated Windoze 11 as MS kept bugging me to do and now inputdlg() doesn't work. A...

4ヶ月前 | 1 件の回答 | 0

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Random lags while running app
Turns out it takes a LONG time to update a graph. I moved the screen updates to happen AFTER the start of the next trial and th...

5ヶ月前 | 0

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質問

Configure a callback in App Designer to be non-interruptable
I'm using USB connected Arduino device and have the following line: configureCallback(app.PicoCom,"terminator",@app.PicoInput);...

5ヶ月前 | 1 件の回答 | 0

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Small change in App Designer program and now it crashes App Designer
Good riddance to etchedin!

5ヶ月前 | 0

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質問

Random lags while running app
I have an App Designed application that collects data from an Arduino Pico. The Pico runs individual trials with accurate to su...

5ヶ月前 | 3 件の回答 | 0

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質問

istable() returns false for my table
I create a table under certain conditions, later want to check if it is a table yet. Checking in the command window I get this ...

5ヶ月前 | 1 件の回答 | 0

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質問

Small change in App Designer program and now it crashes App Designer
I made a few changes to my program and now this version won't load properly. It crashes App Designer so I can't close it without...

5ヶ月前 | 1 件の回答 | 0

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質問

App Help Text can not be edited
When I do a Save As... (to create a new version of my app. in App Designer, it now (since 2023?) asks to reload as if it was bei...

7ヶ月前 | 0 件の回答 | 0

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質問

Incoming USB characters lost
I have an Arduino Pico connected to MATLAB and I use Terminated (CR/LF) trigger to read the input. Each message is about 10 to 1...

8ヶ月前 | 0 件の回答 | 0

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質問

How do I make EditText HorizontalAlignment to the right work?
Why can't I ask my question: How do I make EditText.HorizontalAlignment = 'right' work? Description is blocked from being us...

11ヶ月前 | 1 件の回答 | 1

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質問

Why is trailing back space removed from my folder name?
I have a subfolder named .\results (I give the whole name) Allowing the user to change it I have name app.defOutLoc as default ...

11ヶ月前 | 1 件の回答 | 0

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質問

Detecting a serial port valid after disconnect/reconnect
I asked before with a long question and got no answers, so let's keep it simpler. Serial port is connected to Arduino Arduino ...

11ヶ月前 | 1 件の回答 | 0

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質問

How do I reconnect USB serial that gets lost programatically.
MatLab R2024b using AppDesigner on Windows 10 Enterprise My GUI app connects to an Arduino which sometimes looses it's connecti...

11ヶ月前 | 1 件の回答 | 1

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質問

How can I keep my app in front on the screen?
When certain functions are called such as uigetfile() or uigetdir() after the file or directory is chosen the AD generated app g...

約1年前 | 1 件の回答 | 0

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質問

App Designer 2024b broken
I was fine using AD in 2023b but now with 2024b I'm finding weird things. Asking if anyone else has seen these issues. (I also r...

約1年前 | 0 件の回答 | 0

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質問

Not enough trace back to find error
Apparently I have {} where I should have () I guess. I get this warning but the traceback list doesn't go far enough to find my ...

約1年前 | 1 件の回答 | 0

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質問

Short Pause doesn't come back
Using App Designer I was running my program with no breakpoints set. Suddenly it stopped running in a place it shouldn't so I b...

約1年前 | 1 件の回答 | 0

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質問

Delete a timer object in it's callback
I have short timer callbacks to change a color from a button press or other action back to it's original color. This gives a nic...

約1年前 | 2 件の回答 | 0

2

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Why did CD folder; give such a goofy error message when I just forgot ()
All good answers and I would have retracted the question once I noticed I'd forgotten the () Of course cd (apploc) is what I wa...

約1年前 | 0

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質問

Compare char data in a cell {'x'} to a character 'x'
I want to find what's in my table that's in a category column 1 If you read through you will see what I tries and how I finally...

約1年前 | 3 件の回答 | 0

3

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質問

Why did CD folder; give such a goofy error message when I just forgot ()
It works other places but suddenly I can change directory K>> apploc apploc = 'C:\Users\CPSLab\Documents\OdorChoiceDev\' ...

約1年前 | 2 件の回答 | 0

2

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質問

How do I do char2num (assume Ascii)?
num2 char is easy enough num = char(122) returns 'z' ; but how can I get back to the ascii value from a char? Do I really have ...

1年以上前 | 1 件の回答 | 0

1

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Error in MatLab's own routine.
Confusion between {} () and [] and when to use commas between elements and if they need quotation marks or not and if so ' ' or ...

1年以上前 | 0

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USB callback "terminator" fails to trigger a read when messages are close together
See answers to other ways I asked this question and related issues https://www.mathworks.com/matlabcentral/answers/2152950-in-a...

1年以上前 | 0

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How to develop a FIFO Circular Buffer for analyzing real-time data?
For a simpler case of needing a circular buffer to process USB or other irregularly timed input, try this: Initialize the buffe...

1年以上前 | 0

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In App Designed app: When does a function called within another function spawn a new thread?
See where @Umar laid it out very well my related issue and provided several solutions to that part of the problem https://www.m...

1年以上前 | 0

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