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Display array values of varying orders of magnitude
|fprintf| with the |e| format will put everything in exponential notation: x = [1.234e16,42;0.3,6.789e8] fprintf([repmat...

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using control constraints in ode45
I must be missing something subtle. It looks like your equations are essentially dydt(1) = y(2); if (f(y(1),(2),y(3)) <...

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How to draw a bar graph from cell array with different size length?
This will extract the values and add zeros to the end, then extract all to a matrix. But are you sure the missing values are al...

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Shortcut Key On Guide
For the first part, set the |KeyPressFcn| property of the GUI figure window. Enter |docsearch('figure properties')| and scroll ...

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merging column vectors from the loop in to a single matrix
% preallocate space x = zeros(m,n); % iterate <=> loop over columns for k = 1:n y = ... % make vector here x(...

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how to list functions/toolboxes required by a program
I think the answers to this question cover all the options I know of: http://www.mathworks.com/matlabcentral/answers/532-how-do-...

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How does getPosition work in impoly?
I'm not seeing the behavior you observe. You wrote _the "h=getPosition" function_, so I'm wondering if you're overwriting your ...

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xlsfinfo question
A little bit of clarification needed... From your code it appears that you have |m| directories; in any given directory there a...

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problem with saving dataset
What is the size of the variable in the workspace? (You can run |whos| to see this info.) If it's ~137 Mb then my guess is t...

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How to get the coordinate of this four points?
With such a clean image, you can do it pretty easily: x = imread('barcode.gif'); y = x<15; figure imagesc(y), colormap(...

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'legend' problem
As Junaid says, plotting all together is the nicest solution. However, if, for some reason, that isn't feasible for you, you ca...

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problem with slider to move the plot
You could make a slider to control the zoom level of the x-axis, if that's what you mean: t = linspace(0,10); y = t.*cos(t)...

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Fastest way of computing standard errors / inverting X'X
|inv| is evil -- avoid! The quickest way to do a regression is c = X\y; then you can calculate errors yourself res...

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with cycle, changing the content of text
Something like this? for k = 1:n figure(k) % get x and y plot(x,y) xbar = mean(x); ybar = mean(y); st...

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index must be a positive integer or logical.
A stem plot is for discrete time points, by its very nature. Indeed, all plots are discrete at some level. Your loop is in tim...

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calculation of the linear regression equation
If you have Statistics Toolbox doc regress If not, you can do it yourself (although you'll have to take care of NaNs or ...

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numel errors in matlab
My guess is that your line n(i,1)=(va(i,1)/3.6)*60*ik(i,1)*ie/(2*pi*rd); is resulting in an empty array on the right-hand si...

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converting cell of strings in arry or cell of numbers
Try |str2double(tsince)|

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Cell array of Cells to Cell array of Strings
Ah yes. This is a classic. data = [z_TestImport{:}]; is probably what you're looking for. The other option is to use the |...

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strcmp and rows of dataset table
Sounds like a job for categorical arrays! Huzzah! (Assuming you have Statistics Toolbox.) BTW, you said "dataset" but you're ...

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show partically blokced x-axis
Quick fix: |set(gca,'Layer','top')| Cheap'n'dirty -- that's me :)

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Quick question/explination Re 'movavg'
With |filter|, ignore the first n points. However, you're using the |'e'| option, which doesn't actually call filter. It uses ...

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In an assignment A(I) = B, the number of elements in B and I must be the same
The only likely culprit is that your global variables are not what you think they are. The right-hand side of line 18 is probab...

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Courier problem
Courier is a bitmap font so it doesn't rotate. The other fonts you tried are true type. Use Courier New instead.

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Errors in Menu program
Pretty much what it says. The line |choice = eoption;| implies that |eoption| is a function call (because it is asking for an o...

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Setting name of variable equal to name of imported file
If you're going to be looping on the files, you're probably doing something like x = cellstr(ls('*.xlsx')); for k = 1:le...

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How to create a dataset array from table?
It seems like the problem is that your data is in the form of a 3824-by-97 cell array -- ie every value is in its own cell. If,...

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importing data from excel, finding the last row and inserting value in a matrix
If you're already reading in the data, why not just query its size? nrows = size(cycle,1); grade = [0,0;nrows,0];

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Set of points to Cartesian system
You can use |cmdscale| to reconstruct coordinates from distances. You will need a further restriction to determine the location...

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