Respondida
Deleting specific repeating sequence from a column vector
"Might there be a more elegant solution?" You don't need a loop, just remove them all at once e.g.: Data = [ 0 %Pac...

más de 2 años hace | 0

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Respondida
Writing code to call functions
"I don't think I've learned how to properly call functions because I keep getting errors when trying to run function." The prob...

más de 2 años hace | 1

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Respondida
How to calculate and display electricity used in a month using fprintf?
Note that the assignment does not require that you also print the number of kWH, only the charge is required: n = str2double(in...

más de 2 años hace | 0

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Respondida
I just want to run my script within a certain time periodically. That's it all ....
Use https://www.mathworks.com/help/matlab/ref/timer.startat.html This is the function that lets you specify an absolute time ...

más de 2 años hace | 1

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Respondida
Why is my table being saved in a wrong way in a CSV file?
"Why is my table being saved in a wrong way in a CSV file?" Why do you think that MATLAB is doing something wrong? "but when I...

más de 2 años hace | 0

Respondida
Split File paths by '\' but file paths have varying subfolders and thus lengths
Your code is very complex. You can simplify it by letting DIR recursively parse the folder structure. Lets try it here: mkdir ...

más de 2 años hace | 0

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Respondida
How to create struct of cell arrays
"I was wondering if this is the most "MATLABic" way of doing that" Yes. "...and why the following does not work" Because by d...

más de 2 años hace | 0

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cheatsheet for dealing with structures?
"im trying to get all timestamps "timestamp" (for finding duplicate fields) of sub stucture "trainLocations" from every first ce...

más de 2 años hace | 0

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importing multiple excel workbooks with multiple sheets into a cell array.
Based on my comment to your previous question: P = 'D:/foo/bar'; % absolute or relative path to the parent directory S = dir(f...

más de 2 años hace | 0

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Respondida
How to get specified data in table
Where T is your table: idx = strcmpi(T.OutputCase,'Pushover-x'); out = T(idx,{'StepNum','GlobalFX','GlobalFZ'}) https://www.m...

más de 2 años hace | 0

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Respondida
What is the fastest way to do repeated element wise matrix multiplication?
Reduce the number of operations inside the loop by replacing TIMES and SUM with MTIMES (of course adjusting the matrix/vector or...

más de 2 años hace | 0

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Dealing data with text and numerical in .txt file
T = readtable('data.txt', 'Delimiter',{' ',':',','}, 'MultipleDelimsAsOne',true)

más de 2 años hace | 0

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Struct field name with space or special character
"Is there a way to have space in structure field names?" No.

más de 2 años hace | 2

Respondida
Editing csv data and convert it into a table
Lets fix the file so that it is formatted as a proper CSV file. Then importing it is trivial. S = readlines('EnergyLIS.csv') % ...

más de 2 años hace | 2

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Convert double to datetime when importing .csv
T = readtable('Trace.csv', 'Delimiter',';', 'VariableNamingRule','preserve') P = wildcardPattern + "(X)"; F = @(n) datetime(n,...

más de 2 años hace | 0

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Respondida
how to automate this manual code containing if else conditons?
S = [1 1 1 1 2 2 2 2 2 2]; V{1} = [20 10 40 50 40 30 20 10 20 30]; V{2} = [10 20 30 20 10 30 20 40 20 30]; M = vertcat(V{:});...

más de 2 años hace | 1

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Creating a colorbar in Matlab
"Is this colorbar automatic colors? As in Matlab picks its default colours?" Yes. The default colormap is described here: http...

más de 2 años hace | 0

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Respondida
Array indices must be positive integers or logical values. Error
x1= -2:0.01:2; % decimal comma -> point f1 = x1.^2-1; f2 = sin(x1); h1 = plot(x1,f1,'b',x1,f2,'r') % removed superfluous inde...

más de 2 años hace | 0

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using "&" with logical array
"why is not correct using &?" Who says that it is not "correct" ? What you show is not a code error (underlined in red), it is ...

más de 2 años hace | 0

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Respondida
How do I control the format of the date stamp on a plot axis with datetime values?
That is named the secondary label and has some rather rudimentary controls, e.g.: https://www.mathworks.com/help/matlab/ref/xse...

más de 2 años hace | 0

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Respondida
I don't know how to fix this, and I honestly don't know what caused this with chebfun
"...I honestly don't know what caused this with chebfun" You modified the function (perhaps accidentally) by adding some code o...

más de 2 años hace | 0

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Respondida
A bug? input: 1/0 output: -Inf
"A bug? input: 1/0 output: -Inf" Not a bug. Because your value x is actually negative zero not positive zero: https://en.wikip...

más de 2 años hace | 3

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Respondida
Weird display in date plotting
Lets convert your data into DATETIME (as they should be) and PLOT them: Date = {'2009-12';'2010-01';'2010-02';'2010-03';'2010-0...

más de 2 años hace | 0

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load .mat files in loop
Create some fake data files (it is much better when you provide some data files for us to work with): X=1; save 'S_out_02-10-20...

más de 2 años hace | 1

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Respondida
Not able to save a ".mat" file when the excel workbook is fetched within a function
"I am trying to fetch an excel sheet from a function and save it as a ".mat" file" That task is much easier and much more relia...

más de 2 años hace | 0

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Respondida
error Unrecognized function or variable help me please :(!
That really is very bad data design: one single numeric array would be much better than storing lots of numeric scalars in a hug...

más de 2 años hace | 0

Respondida
Put the separator every thousands
Here are some more interesting testcases (with both one hundred million as well as one billion): S = ["100000000";"1000000000";...

más de 2 años hace | 0

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Respondida
Is there a way to "vectorize" this segment of code?
S = string(randi([0,9], 5,4)) D = str2double(join(S,""))

más de 2 años hace | 1

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Respondida
Renaming group of files
P = '.'; % absolute or relative path to where the files are saved. F = 'image*.bmp'; % filename with wildcard and file extensio...

más de 2 años hace | 0

Respondida
How to have a user select a file and then matlab automatically go into multiple subfolders and pull out a multiple text files and import them in as a table
Let DIR to do the work for you! DIR will happily search in subfolders for specific files, if you tell it to: P = uigetdir('C:\u...

más de 2 años hace | 0

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