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writetable takes forever - what is faster?
I've made a simple test with R2013b, 64bit, Win7, local SSD, and a spinning HD. Some results * elapse time for writing in...

quasi 11 anni fa | 1

Risposto
Importing ISO 8601 Formatted CSV Dates into Matlab R2014b
It's a mess! The old functions, *|datenem|*, etc., are not updated to honor the new <http://se.mathworks.com/help/matlab/ref/...

quasi 11 anni fa | 0

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File path containing %
Use <http://se.mathworks.com/help/matlab/ref/getenv.html getenv, Environment variable> to get values of environment variables o...

quasi 11 anni fa | 2

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Risposto
Is there a way to connect to Microsoft SQL Server database without needing the database toolbox?
Did you search the <http://www.mathworks.com/matlabcentral/fileexchange/?utf8=%E2%9C%93&term=SQL+server File Exchange for SQL Se...

quasi 11 anni fa | 2

Risposto
How can I speed up importing large .d files?
Does the file consist of header rows followed by data rows, which contains only numerical data? (No string data such as date ti...

quasi 11 anni fa | 1

Risposto
Read in a plain/text file in Matlab
Try >> out = cssm(); >> out{1}(12:14) ans = 'Kladno' 'Ostrava' 'Komorany' where functi...

quasi 11 anni fa | 0

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Risposto
Scanning a text file for bits and pieces of information
I'm surprised that <http://www.mathworks.com/matlabcentral/fileexchange/28518-xml2struct *|xml2struct|* by Wouter Falkena> faile...

quasi 11 anni fa | 0

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Risposto
To get the time value from a large array
* Why is the word "large" in the title? How large is the file? * These two dates are they the only ones in the file? For a s...

quasi 11 anni fa | 0

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meaning of @ in class context?
See <http://se.mathworks.com/help/matlab/matlab_oop/calling-superclass-methods-on-subclass-objects.html Call Superclass Methods ...

quasi 11 anni fa | 3

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Risposto
exiting if condition and for loop?
Try for i=1:100 if condition operations; else break end end and see <htt...

quasi 11 anni fa | 0

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Risposto
Having problems transposing a large vector.
I can reproduce (on R2013b,32GB,64bit) the problem you see. Rows exceeding a certain size are not displayed in the "Variables ed...

quasi 11 anni fa | 0

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Risposto
How can I remove values from a matrix outside the range and create matrix within the range
Y = X( X>=20 & X<=23 );

quasi 11 anni fa | 5

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Risposto
How do i get the index position of a multiple number from an array?
Seems to do it >> is = arrayfun( @(num) mod(num,900)==0, A ) is = 0 0 1 0 1 0 0 0 ...

quasi 11 anni fa | 0

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"IntelliSense" using MATLAB commands.
MATLAB was conceived in the 1970s - at the time of Bill Gates first BASIC interpreter. New functions have been added ever since....

quasi 11 anni fa | 0

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Risposto
Rethrow a whole error as warning
Yes, an alternative is try % do stuff catch me disp( getReport( me, 'extended', 'hyperlinks', 'on...

quasi 11 anni fa | 9

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Risposto
Read text file and identify certain values line by line, or character by character
For an alternate approach, see <http://se.mathworks.com/matlabcentral/answers/222720-importing-mixed-data-from-csv-or-xml-file#a...

circa 11 anni fa | 0

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Risposto
Best way to summarize statistical data
_"not even sure what it means to summarize statistical data "_ &nbsp neither am I However, see * <http://www.mathworks.com...

circa 11 anni fa | 0

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Risposto
extracting the lines of interest to a matrix from a text
*An alternate approach.* The function *|cssm|* transfers the entire content of the text file to a structure array. This structur...

circa 11 anni fa | 0

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Risposto
Parsing a text file in matlab and accessing contents of each sections
Here is a function, which reads *|question2.txt|* and returns a struct vector. It might serve as a starting point. >> out ...

circa 11 anni fa | 0

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Risposto
What's the difference using .* and *, or ./ and /?
Element-by-element operations. These are obtained using .* , .^, ./, or .\. See the Arithmetic Operators page. See * <http://...

circa 11 anni fa | 1

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Risposto
How can I use textscan without delimiter?
Must be done in two steps * read as character to avoid the white-space-magic * convert to numerical %% fid = fop...

circa 11 anni fa | 2

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Risposto
Using version deatils of the tool box in application
One way sas = ver; iss = strcmpi( 'Stateflow', {sas.Name} ); sas(iss).Version ans = 8.1

circa 11 anni fa | 0

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Programming Problem in structure
Try >> b = [a(1:2).x] b = 3 1

circa 11 anni fa | 1

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Risposto
Why does csvread behave differently for large csv files?
I reproduced your result on R2013a, Win7 >> [CR,FS] = cssm(1e5); whos('CR','FS') Name Size Byt...

circa 11 anni fa | 0

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Risposto
How to delete a specific line from text file?
An alternate approach function cssm( ) %% str = fileread( 'cssm.txt' ); pos = strfind( str, sprin...

circa 11 anni fa | 2

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Converting entire cell array to strings
is this close to what you want? >> strsplit( strjoin(x), ',') ans = 'words' '10' '20' '30' 'more wor...

circa 11 anni fa | 1

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Is it possible to increase the speed of writing a delimited text file using "writetable" and if so how?
Caveat: I've never used the new &nbsp *|table|* ! * _"I don't understand why ..."_ &nbsp I assume that regarding *|writetabl...

circa 11 anni fa | 0

Risposto
How can I solve a problem when running a batch file within Matlab ?
Try system( fullfile( folderspec, Ab.bat ) )

circa 11 anni fa | 1

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Risposto
Reading a string datafile line by line
Try cac = textscan( fid, '%s', 'Delimiter', '\n' )

circa 11 anni fa | 0

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Risposto
Summing elements of a vector sequentially?
See <http://se.mathworks.com/help/matlab/ref/cumsum.html cumsum>

circa 11 anni fa | 0

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