Question
why regexprep much slower than strrep
Consider the following simplified example: str = cellstr(repmat('987_890',1e5,1)); timeit(@()strrep(str,'_','')) time...
presque 9 ans il y a | 1 réponse | 1
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réponse[Bug?] Print to eps on Win produces Unix line endings
Since R2014b, on Win: it is not a bug but a change in behavior of the |print()| function. A workaround is to read in the .ep...
presque 9 ans il y a | 0
| A accepté
Question
[Bug?] Print to eps on Win produces Unix line endings
On Win7 64b with R2014b, printing a figure to .eps produces Unix line endings (LF or \n). Is this expected or a *bug*? Als...
presque 9 ans il y a | 1 réponse | 0
1
réponseFaster way to create Rectangles
To use patches you need first to organize the |Xdata| and |Ydata| in matrices of 4 rows, one per vertex, and as many columns as ...
presque 9 ans il y a | 3
| A accepté
How to stop parfor from launching a parallel pool automatically?
In the preferences: <</matlabcentral/answers/uploaded_files/19338/Capture.PNG>> . To edit parallel preferences programm...
presque 9 ans il y a | 6
| A accepté
fprintf \n not working properly
You are printing a 5 column row: '%12.8f %12.8f %12.8f %12.8f %12.8f \n' but supplying 6 datatpoints: Data(row_...
presque 9 ans il y a | 2
| A accepté
Save vector to m-file
Since R2014a you can use <http://www.mathworks.co.uk/help/matlab/ref/matlab.io.savevariablestoscript.html |matlab.io.saveVariabl...
presque 9 ans il y a | 1
Text out goes weird on Figure with underscores
By default the interpreter of text objects is set to |'tex'|. Set it to 'none', i.e. set(obj,'Interpreter','none') For...
environ 9 ans il y a | 0
| A accepté
Matlab creating help but ignoring the header
The help should be a continuous block of comments. This means that the |classdef| or |function| declarations constitute a termin...
environ 9 ans il y a | 0
A résolu
Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.
environ 9 ans il y a
Unexpected numerical errors in matrix/vector multiplication
The dot product implementation might differ according to the input, i.e. dot product between two vectors as opposed between two ...
environ 9 ans il y a | 2
| A accepté
Rapid Vector Matching/Search Problem
You can try to use <http://www.mathworks.co.uk/help/matlab/ref/bsxfun.html |bsxfun()|>: find(all(bsxfun(@eq, A,B),2)) Wh...
environ 9 ans il y a | 2
sum of two different data series
You cannot use |DataIdx| directly as |subs| in |accumarray()| because in your example each streak of indices is treated as a sep...
environ 9 ans il y a | 2
Question
Subclassing abstract property with defined class, e.g myprop@char, throws an error
Suppose I have a superclass that I want to use to create an interface: classdef foo properties(Abstract) ...
environ 9 ans il y a | 1 réponse | 1
1
réponseAutocomplete of properties for hgsetget derived class
I've been fiddling around and by mistake I found that the <http://www.mathworks.co.uk/help/simulink/slref/matlab.system.stringse...
environ 9 ans il y a | 3
| A accepté
A soumis
Programmatically scroll Variables Editor
Opens a variable in the Variables Editor (grabs focus if open) and scrolls to position.
environ 9 ans il y a | 1 téléchargement |
How to Load a class from file avoiding the set methods with empty arguments?
From <http://www.mathworks.co.uk/help/matlab/matlab_oop/tips-for-saving-and-loading.html#brzypwx tips from saving and loading>: ...
environ 9 ans il y a | 4
| A accepté
Question
Autocomplete of properties for hgsetget derived class
*DESIRED BEHAVIOUR* If you create: h = uicontrol('style','edit'); Then if you type h.<tab> and then sel...
plus de 9 ans il y a | 1 réponse | 0
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réponseQuestion
Compress only selected variables when saving to .mat
I have two variables |data| and |meta|, which I am saving in a compressed .mat file (version |'-v7'| ). The |data| variable is u...
plus de 9 ans il y a | 1 réponse | 2
1
réponseClear text typed with input() from the command history
After digging into the Java internals with the help of <http://www.mathworks.co.uk/matlabcentral/fileexchange/authors/27420 Yair...
plus de 9 ans il y a | 2
| A accepté
A résolu
Balanced number
Given a positive integer find whether it is a balanced number. For a balanced number the sum of first half of digits is equal to...
plus de 9 ans il y a
histc with split intervals
You could use |bsxfun()|. A simple example might clarify. Suppose you have sample inputs: A = [3, 5 10, 20 ...
presque 10 ans il y a | 0
A soumis
FINDSEQ
Find sequences of repeated (adjacent/consecutive) numeric values. NaNs and Infs are supported.
presque 10 ans il y a | 3 téléchargements |
Latex Support to publish in html format
Two workarounds: 1) Use |\int\int| with negative spaces in between |\!\!| text(.5,.5,'$\int\!\!\int_{E} f\left(x,y\right...
environ 10 ans il y a | 1
| A accepté
Question
R2013b IDE nonsense. The story continues.
This is *NOT* a question but a point that I would like to raise. I _suggest_ to comment my post and/or add additional and justif...
environ 10 ans il y a | 2 réponses | 8
2
réponsesProgrammatically scroll to row number in the variable editor
The full answer with links to a not-so-trivial problem can be found in a guest post on http://undocumentedmatlab.com/blog/variab...
environ 10 ans il y a | 0
| A accepté
A soumis
Trim leading/trailing repeated values
Numeric vector/2D matrix. Trims leading, trailing or both sides; operates columnwise or row-wise.
environ 10 ans il y a | 2 téléchargements |
TUTORIAL: how to format your question with markup
*ITALIC* <<http://i43.tinypic.com/23mlsnp.gif>>
environ 10 ans il y a | 2
Question
Programmatically scroll to row number in the variable editor
I have time series with millions of rows and I need to check what a particular value in a row and its neighbors look like. S...
plus de 10 ans il y a | 2 réponses | 2
2
réponsesQuestion
Since R2013a, unique() retrieves first occurrence: where in the docs?
The release notes 2013a state the change of the set functions, but I can't seem to find the info in the documentation of <http:/...
plus de 10 ans il y a | 1 réponse | 5