Doug Hull

Last seen: 7 mois il y a | Actif depuis 2011

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Formerly known as MATLABDoug during my 15 year tenure at MathWorks. Now I live in Vegas, write poker books and relieve tourists of their poker money.

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How do I comment out a large block of code in MATLAB?
To comment out a large block of code in the Editor or Live Editor, select the code and on the "Editor" or "Live Editor" tab, cli...

8 mois il y a | 65

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I have plotted two equations. How to get their intersection point?.......Thanks
The cheap way to do this is to plot both and zoom in. ezplot('(x-5)^2+(y-3)^2=4'); hold on ezplot('y-x^2+2.5*x=0'); ...

plus de 8 ans il y a | 0

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Integrating C++ into MATLAB
<http://www.mathworks.com/help/matlab/ref/mex.html MEX examples from the MATLAB documentation>

environ 9 ans il y a | 4

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Using the legend in a plot leads to errors in displaying them
I think something is amiss on your path. I suspect Legend has been overwritten by a different function that is for some reason ...

plus de 9 ans il y a | 0

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Alternative to contour plot: pixel plot?
This looks like it can be done with the command <http://www.mathworks.com/help/matlab/ref/image.html "Image">

plus de 9 ans il y a | 0

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legend entry callbacks in 2014b
Short answer: No. http://www.mathworks.com/help/matlab/graphics_transition/why-are-colorbars-and-legends-not-valid-axes-handl...

plus de 9 ans il y a | 0

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Legend line spacing in R2014b
Here are a variety of changes to legend: http://www.mathworks.com/help/matlab/graphics_transition/why-are-colorbars-and-lege...

plus de 9 ans il y a | 0

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Create part of Handles variable
Please don't do this: See this FAQ. http://www.mathworks.com/matlabcentral/answers/143-how-do-i-make-a-series-of-variables...

plus de 9 ans il y a | 0

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Problem Running any GUI
In the third way, you shoulr right click to "open in GUIDE" or run the .M file. The .Fig files of a GUIDE file are not really m...

plus de 9 ans il y a | 0

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Annoying behavior saving eps figures in MATLAB 2014
Please send the specifics of your case, code and old and new outputs, to www.mathworks.com/support Without more details, it i...

plus de 9 ans il y a | 0

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barh with colored bars: differences between 2012b and 2014b
The Bar properties of Children is no longer available. This is along the lines of what you want to accomplish: bar([1 na...

plus de 9 ans il y a | 1

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help I need matlab code for build avector, initially this vector don't have any value but I have a loop do something and in every run this value save a value with different length according to value that a loop represent
v = [] for i = 1:4 v(end+1) = i*11 end

plus de 9 ans il y a | 0

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2014b axis label errors when printing to postscript
This is under investigation by our developers. We have found there is a gap, the size of which is dependent on the length of ...

plus de 9 ans il y a | 1

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Stacking order of figures
Maybe I am misunderstanding the question: close all for ni = 1:3 figure plot(rand(7)) drawnow en...

plus de 9 ans il y a | 0

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axis in a semilogx
Just add xlim([1 128000]) <</matlabcentral/answers/uploaded_files/21263/loggy.jpg>>

plus de 9 ans il y a | 0

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Cannot set the tick mark direction as default
From our development staff: set(groot, 'defaultAxesTickDir', 'out'); set(groot, 'defaultAxesTickDirMode', 'manual'); ...

plus de 9 ans il y a | 1

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Patch performance with caxis?
Mike Garrity showed me this example earlier with respect to patch: >> 2.4814 frames per second >> 20.6223 frames per secon...

plus de 9 ans il y a | 1

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point of intersection of a circle and binary image
I have an ugly solution that might be what you want: * run EDGE on the binary image. You now have a binary image with the ...

plus de 9 ans il y a | 0

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how do i assign a color to the same type of shape
If you make this a binary image, you can run it through regionprops. There are a variety of metrics in there that should be use...

plus de 9 ans il y a | 0

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How do I prevent LineWidth property from affecting line start and end point on plot?
There is not currently a way to turn of the endcaps on the lines. Maybe you could use less wide lines, or put markers over th...

plus de 9 ans il y a | 0

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Problem with 'Patch' graphics in 2014b - Splits in two along diagonal
The file we are creating in MATLAB is correct and what you are seeing is a bug in Adobe Reader, refer to Stata’s description of ...

plus de 9 ans il y a | 1

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R2014b problem exporting EPS
Thank you for your patience. We have published an article about this. http://www.mathworks.com/matlabcentral/answers/162283-...

plus de 9 ans il y a | 0

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How do you format rotated text from clabel in MATLAB 2014b?
Sorry this took a while to get answered. I have checked with our developers to confirm and this is a known incompatibility goin...

plus de 9 ans il y a | 0

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addlistener in R2014b can't access new property value?
So this will work, since you know the values you want int there, pass them in like any other argument to the call back. fun...

plus de 9 ans il y a | 0

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Blank areas with fill and patch in 2014b
Thank you for this simple reproduction case. Our developers in this area have noted this: Our current rule for in-out test...

plus de 9 ans il y a | 0

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How to change particular pixel color of a binary image to other color?
Change colormap? clf im = round(rand(10)); imshow(im) colormap([0 1 0; 1 1 1])

plus de 9 ans il y a | 1

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Is it possible to disable plot/figure generation in an entire script?
A sneaky way of kind of sort of doing this is: set(groot,'defaultFigureVisible','off') To undo this: set(groot,'def...

plus de 9 ans il y a | 2

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GUIDE Tabs Support in R2014b
http://www.mathworks.com/products/matlab/matlab-graphics/#user_interfaces_with_tab_panels Tab pannels are supported in r2014b...

plus de 9 ans il y a | 0

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Font problems when exporting as EPS
From the printing developer: The issue is that Illustrator complains about a missing Helvetica font when the file is import...

plus de 9 ans il y a | 0

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R2014b, where'd 'TitleHandle' go? uipanel
clear close all panel = uipanel('position',[0.5 0.5 0.2 0.2],'parent',gcf) cbox = uicontrol('style', 'checkbox', ...

plus de 9 ans il y a | 0

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