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What is the fastest way to swap large blocks of data between RAM and disk storage?
The fastest would be straight binary transfer with fwrite and fread function n=writeVariable(x,where) fid=fopen(where,'w'); ...

3 months ago | 1

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Answered
MATLAB R2025a on Windows 11 [background open after closed]
While this <has been reported previously>, if you have ensured you have installed the latest release and the problem still exist...

4 months ago | 0

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Matlab unable to parse a Numeric field when I use the gather function on a tall array.
It appears it is detectImportOptions that is having the problem -- apparently it tries to read the whole file into memory first...

4 months ago | 2

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why exportgraphics fails to print the legend when the content type is vector and the legend is latex interpreted?
@Shantanu was on the right track, but not quite correct to produce the intended result... The <documentation on special charact...

4 months ago | 0

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Hi all, I want to be a able to paste data in any column all at once not cell by in MATLAB APP table.
Haven't tried it, but if it is possible, it will be something on the order of ... tbl=uitable(app.Figure,'Data',T_fixed); % s...

4 months ago | 0

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Change color of diagonal bars (1,1), (2,2), (3,3)... in bar3
load N %[N, Xedges, Yedges] = histcounts2(Xvals, yVals, [7, 7]); h = bar3(N) h(1) There is only one surface per row so there...

4 months ago | 0

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Answered
Sort Internal Variables in FMU
exportToFMU documentation has no input parameter to control the output order of saved variables, no. I suspect the order will b...

4 months ago | 0

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How can I add a backup an option, addSaveCallback, to save a timestamped version of my file, to the MATLAB editor?
I "know nuthink!" about using the programmatic interface but it appears it doesn't have exposed properties for callback function...

4 months ago | 0

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Application Keyboard Shortcut Problem
It's a known issue that focus doesn't automagically revert back to figure after modal window...you can try using <focus> in your...

4 months ago | 0

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jak dodać kolejną domene dozwoloną?
Mathworks supports installation/startup/licensing issues. See <Product Support Page>. You may have a local distributor rather ...

4 months ago | 0

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openfig visibility when saved figure has a callback
fig = figure('Visible','off'); set(fig, 'CreateFcn', 'set(gcbo,''Visible'',''on'')'); plot([1:10]); savefig(fig,"C:\temp\test...

4 months ago | 0

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How to avoid trimming of string cells got by readtable method?
The default is 'trim' for character variables, use the detectImportOptions object to set 'WhiteSpaceRule','preserve' for the cha...

4 months ago | 0

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uifigure+uitree, multiple selected nodes
Does not appear to be possible; looking at the undocumented/hidden properties with <Yair Altman getundoc> reveals that the 'Mult...

4 months ago | 0

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Must a Function be in Scope Before Creating a Handle to It?
I believe that particular item in the documentation was written with an unstated (and perhaps not recognized having done) implic...

4 months ago | 0

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How to disable interactive icons on Matlab plots within App Designer?
app.Plot1.Toolbar.Visible = 'off'; See <Control Chart Interactivity>.

4 months ago | 0

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How to replicate Regression Learner app based training using Matlab script?
To replicate the fit, save generate the function in the learner app. To produce the identical results, set the random number se...

4 months ago | 0

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how to undock (not dock) script editor and figure by default in 2025a?
The <documentation> specifically states that a new session should reopoen in the configuration as presently arranged when exit a...

4 months ago | 2

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Coloring tab in AppDesigner (and getting this Ask a Question to Work in Edge!)
The only color properties exposed are, as you've already discovered, ForegroundColor and BackgroundColor, the latter applies onl...

4 months ago | 0

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Plot not showing the desired markers and does not match the legend
I got interrupted before able to finish up what would, like @Star Strider, be my guess of your intent. I'd rearrange something ...

4 months ago | 0

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Answered
Access to higher resolutions in 48MP USB camera
It says it is UVC compliant and <MATLAB Support Packages> says it will/can support USB webcams. I'd say that's your chance...

5 months ago | 0

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Edit Excel files to automatically update into MATLAB
I found a MS link that says you can open the shared file with the local desktop copy of Excel and then use COM through that inte...

5 months ago | 0

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The detectImportOptions not able to recognize and use 2nd row of a file as column name
l=readlines('data.csv') tData=readtable('data.csv','headerlines',1,'readvariablenames',1) opt=detectImportOptions('data.csv','...

5 months ago | 1

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Answered
Radio button issue in App Designer
Short answer is "you can't". One button in a uibuttongroup is always selected; MATLAB internal code will set the next one (in ...

5 months ago | 1

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Answered
Polyfit isn't returning linear gradient and intercept
testx = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] testy =[4, 6, 8, 10, 12, 14, 16, 18, 20, 22] [PolyCoeff] = polyfit(testx, testy, 1) W...

5 months ago | 2

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Answered
Combining one matrix into another that are of different sizes
Given V =[ 0 1 0 0 0 0; -1 0 0 0 0 0; 0 0 1 0 0 0; 0 0 0 0 1 0; 0 0 0 -1 0 0; 0 0 0 0 0 1]; ...

5 months ago | 1

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Answered
Switching values around in a matrix
A = [2 5; 9 7; 10 2; 3 2; 1 9]; % option A B=A.'; B=B(:) % B=A.'(:); is invalid MATLAB syntax, unfortunately. (Octave allows t...

5 months ago | 2

Answered
How to change the background color of uiradiobuttons?
UPDATED -- CORRECTED EARLIER USE OF UIBUTTON() INSTEAD OF UIRADIOBUTTON() It turns out for some reason the BackgroundColor prop...

5 months ago | 0

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How to make a tiled figure, in which the tiles have figures with multiple x and y axes?
I don't think you'll be able to do this with tiledlayout. It has some additional features that subplot doesn't, but it also has...

5 months ago | 0

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How to undock windows by deafult?
Manually rearrange as you wish and then exit; it will reload as they were last set.

5 months ago | 1

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Answered
Creating a grouped bar plot from a table having multiple column
VNames=["ValuationRatios","company","industry","sector"]; VR=[ "P/E Ratio" "Price/Revenue" "Price/Book" "Price to Cash F...

5 months ago | 0