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Cris LaPierre

MathWorks

Last seen: Today Active since 2018

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Answered
Unable to Rename Columns of Table
The reason the first one isn't working is because you have a typo. Look at how you spell eclipses ecplises = ... eclipses.Prop...

37 minuter ago | 0

Answered
creating line plot with different marker color and legends
Your data is a row vector (1xn) but you are indexing it like it is a column vector (mx1). Since it is a vector, perhaps it is be...

ungefär 14 timmar ago | 0

| accepted

Answered
set axes limit manual
Ah, you actually meant 11x11 and 20x20. I had figured that was just a typo based on the question. imagesc is going to use row nu...

ungefär 23 timmar ago | 0

Answered
set axes limit manual
Can you share your code? It sounds like you are not providing an x input to your plot command. If not, MATLAB is using the index...

en dag ago | 0

Answered
Grader says answer Verified in Reference Solution is wrong
It doesn't appear that you've shared all your code, as I get an error about n being undefined. Obviously, that will be true for ...

en dag ago | 0

Answered
If values are given then how we used in loop one by one .
Ch 13 of MATLAB Onramp explains how to create and use for loops in MATLAB. You can also find some examples here. Basically, p...

en dag ago | 0

Answered
how to solve the error "Unrecognized function or variable ".
The error suggests your code either can't find a function you use (it is not in the current folder or on the MATLAB path), or yo...

en dag ago | 0

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Answered
Re-write a Data from File (Readtable, Readmatrix, etc) with a replacing rule for a specific data number(s)
If you are already using readtable, look into the TreatAsMissing name-value pair input argument. You might also consider the st...

en dag ago | 0

| accepted

Answered
Not enough Input Argument error
CountryData is a class. I believe you need to create an instance of your object and then use that when calling your method. See ...

2 dagar ago | 0

Answered
How to divide a vector by a constant?
You need to use elementwise division everywhere in your equation for y c=3*10^8; speeds=(.1*c:.9*c/8:.9*c); % v y=1./sqrt(1...

2 dagar ago | 1

Answered
how to use if option
See Ch 13 (Programming) of MATLAB Onramp

3 dagar ago | 0

Answered
Convert table sequence to csv
Have you tried writetable? seqTable = load('matlab.mat'); writetable(seqTable,'test.csv');

3 dagar ago | 0

Answered
Storing results of variables into arrays in App Designer
Make your variables properties of the app. See this page: https://www.mathworks.com/help/matlab/creating_guis/share-data-across...

4 dagar ago | 0

Answered
Getting error as array indices must be positive integers or logical values in slope calculation.
I suspect the error is in your column index for R: ji-1 When ji=1, the result is 0, which is not a valid index in MATLAB. Not...

4 dagar ago | 0

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Answered
How to open the DDS Blockset app?
Do you have the DDS Blockset installed? Type ver in the command window to see. If not and you have access to it through your l...

4 dagar ago | 0

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Answered
MATLAB Fundamentals course erased all progress
Progress is tied to the course release. It is possible you are now accessing a different release version. Try changing your rele...

4 dagar ago | 1

Answered
Displaying an image in app designer
Use the following syntax: imagesc(ax,___) where ax is your target axes (app.UIAxes). You connect it to your button by placing ...

4 dagar ago | 0

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Answered
Using a Checkbox to add/ remove Text in contourplot in Appdesigner
You need to use the handle to your contour plot to set the property of ShowText to on or off. [x,y,z] = peaks; [C,h] = contour...

4 dagar ago | 1

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Answered
How to plot power lines on the motor torque and speed graph
Do you know about hold? If so, I'm not sure I understand why you can't plot them. Your x vector is the speeds, and your y vector...

4 dagar ago | 0

Answered
Multiple lines to write using fid open
The issue is with the permission you are using with fopen ('w'). 'w' Open or create new file for writing. Discard existing co...

4 dagar ago | 0

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Answered
How do we start numbered lists in the Live Editor (i.e. in a live script) from a different number?
I do not believe this is currently possible in live scripts, but is a good suggestion. I recommend submitting this as a suggesti...

4 dagar ago | 0

Answered
Keep getting "too many input arguments"
Methods are called just like functions, with the object passed in as one of the arguments. Try this: a = lm25119_calcs; HsFETl...

4 dagar ago | 0

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Answered
error in axis! help me
As the error states, you have an unexpected number of values in your axis command. For a 2D plot, you should have 4. Since I don...

4 dagar ago | 1

Answered
Extracting value from Name-Value pairs using the Name string
ind = strcmp({test.Name},'long_name'); test(ind).Value

5 dagar ago | 1

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Answered
Display the value instead of 1x1 table
This is likely an issue with how you have assigned values to your cell array. Rather than assigne a table to a cell, assign its ...

5 dagar ago | 0

Answered
get the last for digits of the messages and create another array with them
They are characters because you convert your string to a character array. Ether convert the result back to a string using string...

5 dagar ago | 0

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Answered
MATLAB App Testing - Confirmation dialog boxes
It sounds like you want to programmatically close a confirmation diaglog box. If so, see this answer.

8 dagar ago | 0

Answered
MATLAB Grader use of memory
The problems are not stored in the LMS. Instead, each embedded problem is assigned a resource link ID that is used to identify w...

9 dagar ago | 0

| accepted

Answered
Which Products should I select
I believe this is answered in the thread where you first posted this question. (Yes)

10 dagar ago | 0

Answered
How can I plot this?
There are some inconsistencies in your code. The issue with the line you are questioning is that you have one X input and 2 Y in...

17 dagar ago | 0

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