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**Content Feed**

Keyboard shortcut for duplicating a line of code

In the Live Editor, or in the Editor in R2021b and later, you can use the shortcut Ctrl-Shift-C to duplicate the current line of...

ungefär 2 år ago | 4

Live editor 'task' menu missing

Hi Ben, From your screenshot, it looks like you are using R2019a. Live Tasks were first introduced in R2019b. If you upgrade to...

ungefär 3 år ago | 0

Matlab unfolds folded code when I leave an open for/if loop (temporarily omit the "end" while working)

This bug is fixed as of R2018b. If you are still running into issues with unwanted code unfolding in R2018b or a later release, ...

mer än 4 år ago | 0

Permanent panel of GoTo section list

I don't think the exact feature you're describing exists at the moment, but the Current Folder browser does have a "Details" pan...

mer än 4 år ago | 1

Column/multi selection mode

Hi all -- column selection mode, or block edit mode, was added to the Live Editor in R2018a, and to the regular MATLAB Editor in...

mer än 4 år ago | 12

Solved

Who Has the Most Change?

You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

ungefär 5 år ago

Solved

Column Removal

Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

ungefär 5 år ago

Solved

Fibonacci sequence

Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

ungefär 5 år ago

Plotting date-times with date in top right corner instead of bottom right

Hi Jonathan, there's <https://www.mathworks.com/matlabcentral/answers/309164-time-axis-based-on-the-last-24-hours this MATLAB an...

mer än 5 år ago | 0

| accepted

HOG feature extraction cell size

From the <https://www.mathworks.com/help/vision/ref/extracthogfeatures.html documentation for |extractHOGFeatures|>: To capture ...

mer än 5 år ago | 0

uicontrol vs annotation render order

Hi Jim - for more information on how graphics objects are rendered in releases since R2014b, try looking into these two document...

mer än 5 år ago | 0

Listbox multi selection without using Ctrl?

Have you considered putting multiple checkboxes or toggle buttons inside of a button group instead? It sounds like that might b...

mer än 5 år ago | 0

Combine Multiple Plot Components into Single Plot Legend Entry

Instead of using both 'scatter' and 'plot', why not just use 'plot' to create a <https://www.mathworks.com/help/matlab/creating_...

mer än 5 år ago | 0

| accepted

Having difficulty performing symbolic integral

Faraz, I think you are running into this issue because of the following line: int = A/pi; Then you run into an error the...

mer än 5 år ago | 0

Matlab 2017a in Ubuntu 17.10 - Very slow response in the Editor

Try the workaround mentioned in <https://www.mathworks.com/matlabcentral/answers/93405 this MATLAB answers post>, even though it...

mer än 5 år ago | 0

Is there a way to see the code within a Live Editor script (.mlx) without running the code?

Hi Christine, I'm sorry to hear you're having this issue. Since the .mlx file format <https://www.mathworks.com/help/matlab/...

mer än 5 år ago | 1

Deep Learning: How do I add regression ground truth data to an imageDatastore?

You can use an image datastore to get the image file names (without having to load the images from the dataset into memory at al...

mer än 5 år ago | 2

Solved

Pernicious Anniversary Problem

Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...

mer än 5 år ago

Solved

How to subtract?

*± ± ± ± ± ± ± ± ± ± ±* * Imagine you need to subtract one...

mer än 5 år ago

hi can someone help in how to Make a time vector from 0 - 1 in steps of 1/44100

<https://www.mathworks.com/help/matlab/ref/colon.html> " |x = j:i:k| creates a regularly-spaced vector x using i as the incre...

mer än 5 år ago | 0

How to convert ECI coordinates with given sidereal time to ECEF coordinates ?

Hi Alexander, The Aerospace Toolbox has a function |<https://www.mathworks.com/help/aerotbx/ug/dcmeci2ecef.html dcmeci2ecef>|...

mer än 5 år ago | 0

Difficulty in matlab 2009a student version activation

Hi Shyam: You probably received an activation key instead of a serial number. Try following the steps in <https://www.mathwor...

mer än 5 år ago | 0

How do I create non uniform spacing between axis ticks like in figure ?

Hi Francesco, take a look at this documentation page if you haven't already: Specify Axis Tick Values and Labels There is also ...

mer än 5 år ago | 2

| accepted

Why insertMarker or plot command is not working in binary image?? getting error as "Error in insertMarker (line 73) validateAndParseInputs(I, position, varargin{:});"

Prithwish, In the <https://www.mathworks.com/help/vision/ref/insertmarker.html documentation for 'insertMarker'>, it says th...

mer än 5 år ago | 1

| accepted

how do you program matlab to select a number that wasn't presented in the stimuli? 50/50 between presented and not presented numbers for the Sternberg Task

Hi Michael, If you look at the <https://www.mathworks.com/help/stats/randsample.html documentation for the randsample> funct...

mer än 5 år ago | 0

how to change the linewidth of one line of the figure generated from using compare function?

Hi Gina, See <https://www.mathworks.com/help/matlab/creating_plots/access-and-modify-property-values.html accessing object ...

mer än 5 år ago | 0

I have two computers, one with a 32 bit windows 7 and another with 64 bit windows 10. I have a student license. Can I install and activate MATLAB in both of my computers with my license?

Hi Oscar, Yes, with an individual student license, it is possible to activate MATLAB on two computers at a time. See <https...

mer än 5 år ago | 0

How to plot categorical line over bar plot?

Hi Aureja, The x-axis in your figure is on a categorical scale, so you can't plot the numerical data for your lines on the sa...

mer än 5 år ago | 0

Which license gets priority if I have concurrent and individual on the same machine?

Hi Holly, When you first start MATLAB, the activation client is launched and you will be prompted to select which license to...

mer än 5 år ago | 1