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David Aronstein


Last seen: 3 days 前 |  自 2018 起处于活动状态

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提问


Receiving mouse clicks in App Designer UIAxes - stops working after imshow
The attached app has a UIAxes and a "Load" button. Initialy, when you mouse-click on the UIAxes, the word "Button!" is printe...

2 years 前 | 1 个回答 | 0

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Initial value in uihtml + Javascript implementation of text input
Since I got extremely helpful input on a previous question on this same general theme: https://www.mathworks.com/matlabcentral/...

3 years 前 | 0 个回答 | 0

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App Designer: Triggering ValueChanged callback for text Edit Field with Default Value
In the attached simple App Designer app enter_name.mlapp, you enter your name in the top field, and then after pressing Enter, t...

3 years 前 | 2 个回答 | 0

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Fixing quirk in uihtml + JavaScript implementation of "command line" with command history
I have been noodling on creating a simple "command line" prompt with command history, using the App Designer + a uihtml componen...

3 years 前 | 2 个回答 | 0

2

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提问


addlistener for drawrectangle to trigger when the rectangle is first drawn
I want the user of my code to draw a rectangle in a plot, with: roi = drawrectangle(); I understand how to set up a listener ...

3 years 前 | 1 个回答 | 0

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Real-Time Video and Parallel Computing Toolbox
Suppose I am getting images a frame at a time from a camera. Psuedo-code for what that might look like is: while (camera_statu...

4 years 前 | 0 个回答 | 0

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Why is GUIDE so much faster than App Designer? Can you help me speed up my App Designer app?
I have noticed that App Designer apps can feel a little sluggish, so today I decided to make an apples-to-apples test between a ...

5 years 前 | 1 个回答 | 2

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How to tell how an uieditfield was exited?
I have a uieditfield field for text input. There seem to be at least three ways to indicate to the app that we are finished ent...

5 years 前 | 2 个回答 | 0

2

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提问


Interplay between .Visible='off' and axis(app.UIAxes, 'off') in App Designer
This is somewhere between a bug report and a request for help. In App Designer on R2019a, I am seeing a confusing thing happen ...

5 years 前 | 2 个回答 | 0

2

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已回答
Standalone application cannot find ctf
I am having the same issue.

5 years 前 | 1

提问


How to speed up a parfor loop with large broadcast variables
I have a calculation to do on a large list of points, that makes use of two large cell arrays (~1.5 GB). My efforts in changing...

5 years 前 | 1 个回答 | 0

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Best/fastest way to call MATLAB routine from C repeatedly
We have a MATLAB routine/script that we wish to call from a C program. What we have tried to do so far is to use the MATLAB com...

6 years 前 | 2 个回答 | 0

2

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提问


Parsing varargin for a function called with values only instead of name-value pairs
Suppose I am writing code to maintain a bird-watching database. Each optional input to this function has a rather short list of...

6 years 前 | 3 个回答 | 0

3

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