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Redirect command window messages to GUI window
You can definitely do that. A small window and then keep on using 'set' to update that. However, when you say that there is n...

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Creating animation of signals from vectors of different points.
you can use drawnow and pause(0.1) in a loop. For example: x = 1:20; y = 1:20; [X, Y] = meshgrid(x,y); for j = ...

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constrained maximization, share variables of tagret function and constraint
Yes. You can. You can use nested functions to utilize g(x) without calculating twice. Nested functions share the variable. Se...

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How to stretch a 1-D signal over the axes
If you mean just making the limits same for both plots, you can just multiply the whole x-axis of your output signal with someth...

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Three element vector function?
function r = myfunc(x) r = x(:,1).^2 + x(:,2).^2 - x(:,3).^2 ;

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How can I plot a simple circle not centered at the origin? example: (x-5)^2+(y-10)^2=4
You make a function for plotting the circle, something like this: * EDIT:* function plotcircle(x1,y1,r,c) % x1,y...

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How can I nest two loops of different dimension without using a for loop?
phi = 0.1; % Undefined n = 1:365; delta = sind(360*n); h = 11:-1:-12; a= cos(bsxfun(@times,cosd(delta),sind(15*h)'...

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cut character from string
ss1 = ss(1:2); ss2 = ss(3:4); In matlab strings are vectors of type char. So you can use indexing.

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질문

Is the start up time in compiled applications using 2013b better?
I had been been using Matlab 2012b. I had few deployed application using this version which took significant time to load up. ...

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Defining a variable based on input
If that is what you want, try eval doc eval However, you can skip making each variable with a new name and try cell or s...

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Passing variables in a GUI
This is because fun1 and fun2 do not know the existence of handles inside that function. You can try something like this: ...

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grouping measures by time
Your cell column 1 and 2 represent date and time. you can use datenum to determine time difference. for example (assuming you c...

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How do I find values at geographic coordinates in a matrix?
I think interpolation will be the route. You can use interp2. For the example here, R_int = interp2(X,Y,R,Ax,Ay);

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showing error like Attempt to reference field of non-structure array?/
d=0:10:40; r=0.5; q1=2.65; E0=8.85*10^-12; E1=60; b1 =(d./r).^(2/3); E2=E1./b1; E3= E2.*(d+r).^2/(...

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Define a variable via inputdlg?
row = inputdlg('Insert row number.'); row = str2num(row{:});

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index exceeds matix error
(mesh.nodes(:,1:3)-repmat(coord(i,1:3),size(mesh.nodes(:,1:3),1),1)).^2; The code should work unless coord or mesh.nodes ha...

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set of ranges in vector.
minV = [2,20,70,90,120]; maxV = [5,25,80,100,130]; n = length(minV); %I dont want to store each value seperately. ...

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How to store "for loop" values?
h=11:-1:-12 for i = 1:length(h) beta=asind(cosd(Lat)*cosd(delta)*cosd(15*h(i))+sind(Lat)*sind(delta)) phi_s=asin...

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how to sort rows
sort(M)

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How to arrange plotted points in to a table?
If starting_w is vector, you can save the x,y values as myval = [starting_w opt_f(disc_w(starting_w),2,1)]

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Insert interval labels on plot
If you mean indicate intervals as legend then add this after the loop legend('w1','w2','w3','w4','w5','w6','w7');

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I need to set up a while loop to compute the projectile’s range for gradually increasing velocities, starting at zero and increasing by 0.1m/s each time. But i have only studied FOR loops and i dont know how to do WHILE loops can someone help ?
just like for loop, you can use while true you code end

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Looping With Transition Matrices
I don't know the process you're doing on D to make it equal to A. However with floating points, there can be carry over like 1.0...

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The Flop (Floating Point Operations per Second) Rate of MATLAB Code
I don't think the way you're trying to calculate flops here is right. Even if one assumes that you can calculate Flops like this...

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How to access randomly selected index in nested structures
Try something like this: for i=1:n X = fieldnames(structName); n = length(X); fileName=structName(i).(X{rand...

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How can we write the for loop for accessing a table data?
If Walter's interpretation is correct, then you do not need so many loops. A single loop approach will be: A = [5 15 25]; ...

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To find the minimum of a function which are constrained problems
Good that you tried it now. Lets see the problem again: You want to find minimum value for the expression, where P belongs to...

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Is there the more elegant way to do this?
function testarg() a=1;b=2;c=3; abc(a,b,c) function abc(a,b,c) a b c This wil ldo just fine.

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save matrix....load matrix
You can save the variable as a mat file using something like this: save('saveA.mat','A'); To do the second step, you can...

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Press a key to stop the program?
I think you can use this function from fileexchange: http://www.mathworks.com/matlabcentral/fileexchange/8297-getkeywait

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