Answered
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...

10 years ago | 1

Answered
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/...

10 years ago | 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...

10 years ago | 2

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Answered
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...

10 years ago | 2

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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...

10 years ago | 1

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

10 years ago | 0

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Answered
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...

10 years ago | 0

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Answered
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...

10 years ago | 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 ...

10 years ago | 3

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

10 years ago | 0

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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...

10 years ago | 0

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

10 years ago | 5

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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 ...

10 years ago | 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....

10 years ago | 0

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

10 years ago | 9

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Answered
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...

10 years ago | 0

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Answered
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...

10 years ago | 0

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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...

10 years ago | 0

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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 ...

11 years ago | 0

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

11 years ago | 1

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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...

11 years ago | 2

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

11 years ago | 0

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

11 years ago | 1

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Answered
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...

11 years ago | 0

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

11 years ago | 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...

11 years ago | 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...

11 years ago | 0

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

11 years ago | 1

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

11 years ago | 0

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

11 years ago | 0

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