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Last seen: 4 dagen ago Active since 2012

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MATLAB GUI Pushbutton Click Runs Callback Twice

6 maanden ago | 0

A have found the answer to my question. In GUIDE created and subsequently migrated to Appdesigner dropdown menu, the ValueChang...

6 maanden ago | 0

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Question

In my code, I still have some GUIDE-style callbacks of dropdown menus as follows (this is just example code): % Value changed f...

6 maanden ago | 2 answers | 0

### 2

How can I synchronize two split windows in the editor?
I found a solution: if you split window after highlighting, then both windows demonstrate the same highlighting; if you split wi...

meer dan een jaar ago | 0

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Question

How can I synchronize two split windows in the editor?
In previous releases, if I highlight function name in, say, left split window, it was automatically highlighted in the right win...

meer dan een jaar ago | 1 answer | 0

### 1

How to add a right hand y-axis with the same major and minor ticks?
x = -2*pi:0.1:2*pi; y1 = sin(x); y2 = tan(x); yyaxis left hp1 = plot(x,y1); h1 = gca; h1.YTick = -1:0.5:1; set(h1,'XMin...

bijna 2 jaar ago | 0

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Center alignment for tiledlayout
x = -2*pi:0.1:2*pi; y = sin(x); t = tiledlayout(3,6); nexttile([1,2]) plot(x,y) nexttile([1,2]) plot(x,y) nexttile([1,2])...

bijna 2 jaar ago | 1

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Question

Why the matlab editor (Code Analyser) is not warning about changing size by a variable within a loop
In the 2nd example of the following for-loop the variable A definitely changes its size as it does in the 1st example. However, ...

bijna 2 jaar ago | 1 answer | 0

### 1

Unable to find explicit solution
Your equation with actual ratio a4/a3 does not have analytical solution. Try to solve it numerically with some tolerance.

bijna 2 jaar ago | 0

How to create a cell array identical in size, but containing cell position in each cell?
A = {[1,2,3,4]; [1,2,5]; [5,6,1,2,4]; } B = cell(size(A)); for k = 1:length(A) B{k} = repmat(k,1,length(A{k})); end

ongeveer 2 jaar ago | 0

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Why does adding a space give vertcat error?
with a space, [1;1 +1] is interpreted as [1;1, +1]. [1;(1 +1)] will be OK.

ongeveer 2 jaar ago | 1

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Error using minmax newff
You are using char type variables, i.e filename a = {'abc', 'aa', 'b'; 'abc1', 'aa1', 'b1'} a = 2×3 cell array {'abc' ...

ongeveer 2 jaar ago | 0

Why is signal amplitude so low after applying FFT?

ongeveer 2 jaar ago | 0

Array indices must be positive integers or logical values.
if length(c) is an even number, then (length(c)+1)/2 is not an integer

ongeveer 2 jaar ago | 0

Unrecognized function or variable 'snopt'. Error in Untitledidk (line 362) [x, f, inform, xmul, fmul] = snopt(xg, xlwr, xupr, xmul, xstate, ... What is this function
https://github.com/snopt/snopt-matlab Matlab interface for sparse nonlinear optimization software SNOPT. Requires the SNOPT so...

meer dan 2 jaar ago | 1

Out of Memory. Infinite Recursion.
doc polylog Argument of the polylogarithm, specified as a number, array, symbolic number, symbolic variable, symbolic function,...

meer dan 2 jaar ago | 0

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Question

how to use function handles
Instead of the following, I want to use function handles and move if-statments out of the loop: for n=1:10 if a==0 ...

meer dan 2 jaar ago | 2 answers | 0

### 2

Error while using syms in MATLAB AppDesigner

meer dan 2 jaar ago | 0

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Why am i getting the same error while plotting a function?
doc vpaintegral vpaintegral(f,a,b) numerically approximates f from a to b. vpaintegral(f,[a b]) is equal to vpaintegral(f,a,b)...

meer dan 2 jaar ago | 0

Question

How do I do this without using try/catch?
I am using waitbar within Run_pushbutton_Callback (GUIDE GUI): function Run_pushbutton_Callback(hObject, ~, handles) try wb =...

meer dan 2 jaar ago | 1 answer | 0

### 1

Array indices must be positive integers or logical values.
When x=1, then X_s(x-1) = X_s(0), which is not allowed in Matlab x = 1 x = 1 x = 2 x = 3 x = ...

meer dan 2 jaar ago | 0

Array indices must be positive integers or logical values.
floating point problem; try to use x = round(k/0.2 - 4/0.2 + 1) k = 4.200000000000000 x = 2 k = 4.400000000000...

meer dan 2 jaar ago | 1

Remove from a vector a certain number of elements
sim3 = sim1; sim3(sim3==sim2) = [];

meer dan 2 jaar ago | 0

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Index in position 1 is invalid.
i as an index is not defined in your code, Matlab considers it as 1i by default

meer dan 2 jaar ago | 0

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How can i repeat a formula without for loop?
M = [1,2; 3,4]; LM=log(M); A = 1:5; B = num2cell(A); C = cellfun(@(x) {x*LM}, B); D = cellfun(@(x) {exp(x)},C); D{:}

meer dan 2 jaar ago | 0

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Make subplot use the full figure on buttondown click.
The following works as you requested. You can of course modify the code in more elegant way with numbering handles as ax(n) etc...

meer dan 2 jaar ago | 0

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Solved

Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

meer dan 2 jaar ago

Solved

Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

meer dan 2 jaar ago