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Extract only numbers from a cell array.
Your data seems much more complicated than that and has commas inside cells as a char also. I have removed white spaces, +j s...

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How can I find which row has a specied values that I entered?
For example, A=[4 5 6 7; 8 4 5 6; 4 5 6 8; 8 4 8 9 ;1 2 2 4; 4 5 6 8]; % A matrix v = [4 5 6 8]; % vector you are searching f...

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How can share the handles variable between two skripts?
@madhan ravi +1 If they are scripts, they should be created as methods of a class which is abstracted from handle superclass. ...

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GUI Resizing Issue for Different Screen Resolutions
The best, easiest and effortless way to do it is using GUI Layout Toolbox from FEX. You will never need to implement SizeChang...

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How to use uiwait in GUI
Use waitfor instead. Waitfor pauses calculation until the object destroyed or deleted. figHandle = uifigure(..) % or you can c...

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Basic power rule ((a^b)^c = a^(b*c)) does not work
By the definition Euler's equation: z = x + iy means So the two things might be different: and x2 = exp(b*c) is e...

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link axes of specific subplots
Hi Lieke, Try this below: ax1 = subplot(8,1,1); % plot something ax2 = subplot(8,1,2); % plot something ax8 = subplot(8,1,...

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swap values of an array
Hi Mazhar Ali, Try this below: for i = 1:numel(v) temp = O(v(i)); replacemnt = O(v(i)+1); O(v(i)) = r...

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Line property error with time series plot
Hi John, The below line is only gives the char array of a file name. You are not actually importing your data. Wind='FloNOAA...

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Nested for loops and saving data in a vector
Hi, First start with preallocation. lambda will be your 100x7 matrix, each row is a set of 7 calculation. alpha=[-0.17445,0.0...

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deleting the entire line starting from 0,0,0 from a huge text file
Try this: A(all((A(:,[1:3]) == [0 0 0])')',:) = []; Where A is the Nx6 double array from your text file.

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'Envelope' function doesn't work anymore
Maybe this would help you: restoredefaultpath rehash toolboxcache savepath Please restart Matlab after this execution.

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How to make an editable uitable with one categorical column ?
The reason is the uitable's 2nd and 3rd columns are cell array. You should create them as double arrays like below with bracke...

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how to creat this vector Z?
Try this: X=[nan nan 4 3 6 9 2 nan nan nan 8 2 13 6 1 nan]; Y=[9 13]; risingEdgeLocs = find(diff(~isnan(X)) > 0); indSpli...

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Automatic resize of tables in MATLAB
Have you tried java object written here? https://undocumentedmatlab.com/page/27 jScroll = findjobj(hTable); jTable = jScroll...

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How to dynamically name variables in a matlab struct?
You are almost there. Define your algor2 and probl2 as cell arrays with braces: algor2 = {'alg1','alg2','alg3'} probl2 = {'...

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TickLabelFormat with exponential format without precision
just use logaritmic axis with semilogx: i = 1:10; x = 10.^i; y = rand(1,numel(x)); figure; hPlot = semilogx(x,y); Here i...

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Given feed back that, I need to call outputSummary with the proper arguments.
This code is so badly written. There are too many nested functions. outputSummary function is defined inside the costFunction....

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Creating a n*2 array from a variable in workspace
Please read this below: https://www.mathworks.com/matlabcentral/answers/304528-tutorial-why-variables-should-not-be-named-dyna...

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Report or Research Paper which explains, How does fmincon work?
Here you can see another answer of the similar question: https://www.mathworks.com/matlabcentral/answers/111542-how-does-fminc...

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Multiplying a matrix in a cell by another matrix in the same cell
Try this: RU = {randi(20,25,1),randi(20,25,1),randi(20,25,1),randi(20,25,1),randi(20,25,1)}'; result = prod(horzcat(RU{1:nume...

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Help needed with a matlab code - end missing.
I haven't seen such a badly written code ever since in my life. How they put that in a paper? Zero comments, too many nested f...

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how can I show a photo by 10 seconds in matlab gui?
Try this: folderpath = 'C:\Users\...\Desktop\walpapers'; % folder of your jpg files directoryContent = dir([folderpath,'\*.jpg...

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To plot x y z according to time
Hello Anne, I tried couple of things on your code and change the subplots into vertical instead of horizontal. Looks better. I...

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How to plot a data of points?
Hi Mai, arrayfun gives you what you expected. Check my comments and read more about the function link is here: arrayfun As KS...

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How can i manage to plot theta1 and theta2 vs time?
Hi, I have edited this code to give timeArray, theta1 and theta2 as outputs. First save edited version, then call the functi...

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A résolu


Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

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Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

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