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**Feeds**

What license I need to freelance?

See Pricing and Licensing and MATLAB and Simulink for Startups and MATLAB and Simulink for Startups Request Form These links sa...

mer än ett år ago | 0

Help increasing the speed of a piece of code

"I need to do the other steps". Removing NaN before calculating the mean cuts the elapse time in half (on my PC with R2018b) ti...

mer än ett år ago | 0

How to ensure that onCleanup destroys last

How to avoid this error? Warning: The following error was caught while executing 'dlnode' class destructor: Method 'delete' is...

mer än ett år ago | 0

"ismethod" on restricted methods

This works function flag = CheckForMethod1(anotherClass) mc = metaclass( anotherClass ); flag = ismember( 'method1', ...

nästan 2 år ago | 1

Property assignment is not allowed when the object is empty. Use subscripted assignment to create an array element.

Always include the full error message in the your question. I don't have the data acquisition toolbox. However, the error mess...

ungefär 2 år ago | 0

How can I programmatically change all my matlab code to use "datetime" rather than "datestr(now)" ?

By mistake, I answer the general question: "Can I do this [replace datestr by datetime] programatically?". IMHO: It cannot be...

ungefär 2 år ago | 0

| accepted

Which MATLAB GUI framework to use?

Caveats: I have not used the new GUI framework in any serious way Yes “it depends”. This answer suggests how I would approach...

ungefär 2 år ago | 0

| accepted

Data extraction from txt file with changing number of columns

The file All-In-19-QUICK_EVAL.txt contains 73 sections. Each section starts with two consequtive empty rows followed by in th...

ungefär 2 år ago | 0

Compare table variables with input list and replace missing vars with NA

This should work with 2017b. %% fid = fopen( 'output.csv', 'rt' ); output_csv = textscan( fid, '%s%*f', 'Headerlines',1...

mer än 2 år ago | 0

Question

How to find a user based on full name and eight digit number

Background: I promised to answer a question and asked the user to include a "reference" to my name - like . We used the Communit...

mer än 2 år ago | 1 answer | 0

### 1

answerExtract data from csv with header ond footer

I've replaced "data" in your file by "3.14" and I've skipped the the two column header lines, because they are weird. Here is...

mer än 2 år ago | 0

| accepted

Find pattern in vector while ignoring/skipping certain indices

I assume it's a vector of integers. Steve Amphlett showed this trick at comp.soft-sys.matlab twenty years ago. %% Create sa...

mer än 2 år ago | 0

How to use extractBetween command?

startStr and endStr must be in the same row (i.e. in a contiguous sequence of characters). %% chr = fileread('input.txt'); m...

mer än 2 år ago | 0

| accepted

Changing the content of an object that is contained with an array of objects

The behavior you see is the way Matlab is designed to work. See Properties Containing Objects and Property Default Values. The k...

mer än 2 år ago | 0

Is it possible to rename columns in a table?

You can rename the variables in a table by using either the "Properties.VariableNames" property or the "renamevars" function. (I...

mer än 2 år ago | 39

| accepted

Separating data into one-second intervals, and finding the maximum data in each interval

%% load data num = load('Green6000X.csv'); %% split data into chunks of one second N = ceil( num(end,1) ); chunk = cell( ...

mer än 2 år ago | 0

| accepted

Extract files with the same names in subfolders and save them into a new folder with a different name

%% myFolder = 'current folder path'; filePattern = fullfile(myFolder,'**','*.png'); theFiles = dir(filePattern); numFiles ...

mer än 2 år ago | 0

| accepted

comparison of two column vectors

An example %% v1 = rand( 6,1 ); v2 = rand( 6,1 ); %% v1 > v2 This result tells us that the first, fourth, fifth and sixth ...

mer än 2 år ago | 0

How to set the value of a variable in one function from another?

Modify the function so that f1 takes n as an input argument function [n,x,y] = f1( n ) n; //code that does stuff with n end ...

mer än 2 år ago | 0

| accepted

Error with readtable function

I assume that the entire text file and the result fits in your RAM. "huge" means different things to different people. This fun...

mer än 2 år ago | 0

| accepted

How to delete the words/characters from a .txt file?

Another way. See documentation on textscan(), formatSpec — Format of the data fields fid = fopen( 'loadcell_data.txt' ); cac ...

mer än 2 år ago | 2

How do you vertically concatenate the rows of a cell array consisting of vectors of numbers?

Example m = magic(3); m = [m,m,m]; cac = num2cell(m); % sample data arrayfun( @(ix) vertcat(cac{:,ix}), [1:9], 'uni',false ...

mer än 2 år ago | 0

| accepted

Help with the below error

Example A = 17; % A is a scalar A(2) % there is no element with index 2

mer än 2 år ago | 1

| accepted

[DISCONTINUED] MATLAB Answers Wish-list #5 (and bug reports)

I noticed a minor issue with hyperlink. Clicking the link (marked with yellow below) in my Content Feed takes me to the wrong ...

mer än 2 år ago | 0

Why do I get invalid expression error for this piece of code?

Missing comma and a semicolon % disp(['The number of days between bdate,'and, 'edate'; leapyr]); % % ...

mer än 2 år ago | 1

How to subtract contents of cells in cell array?

The problem is that baskets_xyz is a cell array of cell arrays. Your cellfun statements requires a cell array of double (numeric...

mer än 2 år ago | 0

| accepted

Class : Error while assigning variables in constructor

How did you call the constructor? I added a few line to make your code a syntactically correct class. And tested the constructo...

mer än 2 år ago | 0

How to add header to cell matrix

No, however that depends on what you require from the "header". Is this useful? If not see table - Table array with named variab...

mer än 2 år ago | 0

| accepted

[DISCONTINUED] MATLAB Answers Wish-list #5 (and bug reports)

A minor issue By mistake I accepted an old question of mine. I realized my mistake an unaccepted the question. However, in my "...

mer än 2 år ago | 1

Class method is 'call by value' function, isn't it?

See Comparison of Handle and Value Classes. Your myClass is a value class. "It tells me that first input arg must be instance...

mer än 2 år ago | 0