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**Content Feed**

Find country code from city name

Postal codes helps for many countries, yes...although there are some that either don't have or don't use one, if all your addres...

alrededor de 2 horas ago | 0

index exceed the number of arrays elements

length_collective=length(Collective); %equals to 124 length_single=length(single); %equals to 393 for i=1:1:length(Collective)...

alrededor de 4 horas ago | 1

Why does num2str() of 138.97 return 138.96999999999999886?

Wrong expectation for floating point numbers -- short story is if a fraction is not exactly representable by 1/2^n, it'll not be...

alrededor de 16 horas ago | 0

Merge 864 single column text files and 60,000 rows in single file. How to get a matrix with 60000 rows and 864 column

It would be simpler if you had named the files so they would sort lexically as C001, C002, ... etc., but it's still not too bad....

alrededor de 21 horas ago | 0

A compact way to find single digit numbers (i.e. numbers between 0 and 9) and replace them with two digit numbers

For what purpose and in what context? You will only be able to show the leading zeros if you convert the numeric values to some...

1 día ago | 0

Legend command not working when plotting figure

Try something like figure pbaspect([1 1 1]) loglog(ElectronEnergy(:), [ElectronDifFlue(:) ElectronSolMinDifFlue(:)], 'LineWid...

1 día ago | 0

Delete selected worksheet from Excel

OK, I'll create new Answer to move out of the previous longish comments and to reflect what I now (think) I know that I wasn't f...

2 días ago | 0

Winopen does not work on executable

I've packaged it (winopen) in another app and it works fine. Looking at the above code snippet, I'd hypothesize your problem is...

2 días ago | 0

How to have top x axis with different scale as compared to bottom x axis for same plot?

Try fhe FEX submission <plotxx-m FEX> -- I've not used it, but looks like it does nice job...

2 días ago | 0

Fast fourier tranformer for Time series data

No disagreements at all with what @Bjorn Gustavsson notes, just do a baseband PSD and look at the signal some... First, look at...

2 días ago | 1

Delete selected worksheet from Excel

excelName1= fullfile(newPath,excelFile); %file name and address, worksheet to be deleted from this Excel. Excel = actxser...

3 días ago | 0

How to create a textbox using annotation, that includes matlab shapes?

While apparently theoretically possible to mung on the vertices of an annotation object to change the shape -- figure hF=gcf; ...

3 días ago | 1

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Delete selected worksheet from Excel

You don't seem to be following the path I laid out but reinventing the wheel and changing coding styles... The thread <Excel Ut...

3 días ago | 0

R-squared analysis of scatter plot resulting in NaN

'Pends on how you did it -- show your code for exact answer to that direction, but -- If you have the Statistics TB, then use ...

3 días ago | 0

merge six columns with zeros step by step end of each one

It would be far easier to write code if you would use cell array for the existing data instead of a bunch of named variables -- ...

3 días ago | 0

How do I run the function for each value in array?

clear global Tth1 Tth2 A B data= ... Therein lies your problem -- you wrote a script instead of a function -- get rid of th...

4 días ago | 0

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how to copy sheet from one excel to another sheet of excel.

OK, here's a barebones routine that works to duplicate the given sheet, placing it after the copied one and names it to the requ...

4 días ago | 0

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How can I edit code so only bottom graph is displayed.

W/o the data and w/o knowing what didn't work, the simplest way to just get the second plot alone by itself would be to just dra...

4 días ago | 0

How to Extract ROI on a signal with additional rows before and after threshold

It's gotten too convoluted -- yes, the original answer does, as noted in the last comment, only return the first/last -- your or...

4 días ago | 1

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How to remove one single quote at the beginning of a string?

The MATLAB function to retrieve the extension and filename is fileparts and to rebuild a new one is fullfile But, in this case...

5 días ago | 0

Multi Colors and Legend for each bar

Slightly different, using a colorbar is nice alternative; legend is somewhat problematical owing to design of bar in that it's o...

5 días ago | 0

how to copy sheet from one excel to another sheet of excel.

Had a few minutes so poked around a little as explained above... Excel = actxserver('Excel.Application') excelFullFileName=ful...

5 días ago | 0

Change value based on the values of another column

If there's always at least one zero before the new -ive value excepting the initial element, then ix=find(diff(sign([0;x]))==-1...

5 días ago | 0

Creating vector of labels

pics_ds = ones(size(pics_ds)); words_ds = -ones(size(words_ds)); MATLAB reallocates the LHS variable when not subscripted to ...

5 días ago | 0

How and when to apply calibration to my pressure measurements (calibration factor is available)?

Calibrate/convert the time signal to pressure units as the very first step.

6 días ago | 0

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Saving Each Table Within a Structure as its Own Entity

"I want to split this table into N=4 smaller tables:..." Again, that's the wrongheaded approach -- it can (and should) be done ...

7 días ago | 0

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How do you write a loop for a variable that will list 6 rows but you want the equation to apply for those 6 rows and 30 rows after each of them

nAddLines=30; for i=1:numel(RA4) ix1=RA4(i); ix2=ix1+nAddLines; XError(?)=abs(COMArray(ix1:ix2,1))-abs(New_COM(ix1:ix2...

7 días ago | 0

How to Extract ROI on a signal with additional rows before and after threshold

Revised to match the figure and new understanding of intent to isolate one transient and select ROI around it -- the second trac...

7 días ago | 0

Reading a set of numeric values from 100s of .txt files inside a folder

Alternatively, just as an experiment, wonder how it would work using some of the more recently introduced features -- foldernam...

7 días ago | 0

How to build up linear functions in MATLAB and plot the?

% the lookup table/interpolant function... y=[0 0.25 0.30 0.55 0.6 1]; x=[0 0.05-eps(0.05) 0.05 0.25-eps(0.25) 0.25 0.6]; %...

7 días ago | 1