How do I comment out a large block of code in MATLAB?
Rather than comment large sections of code, I bypass them with the following syntax. for dont_go_here = [] % code I wa...

3 years ago | 1

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

3 years ago

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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 ...

3 years ago

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

3 years ago

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

3 years ago

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

3 years ago

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Given a and b, return the sum a+b in c.

3 years ago

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Is my wife right?
Regardless of input, output the string 'yes'.

3 years ago

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

3 years ago

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

3 years ago

How to display error using error function?
Simple enough then. err = 'This is an error message.'; % perhaps something a bit more descriptive error(err);

3 years ago | 0

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Hello! I have a homework about pattern search using segmentation, and I got this error message: Array dimensions must match for binary array op. I only have the searching part of the code (or I hope this code do that).
This isn't an answer to fix your code. This is an answer as to why it breaks. Try inserting these two lines: size(cut) s...

3 years ago | 0

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Compute Streamlines in Parallel and Antiparallel Directions
Just reverse your velocity fields. XYZ_reverse = stream3(X,Y,Z,-U,-V,-W,startx,starty,startz)

3 years ago | 0

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How to horizontally extract some region from an image
I'm assuming you're not looking to do some sort of image processing to identify where the cutoff should be. With that, here's a ...

3 years ago | 0

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How do I rescale the x-axis?
The simplest way is to change the values in your plot command. Divide all your fs times by 1000 and now they're picosecond times...

3 years ago | 0

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Question

Screen Resolution Limit to Figure Size
I'd like to make a bit of code to create images targeted at a 4k display. Unfortunately, I don't own a 4k display. I do, however...

3 years ago | 1 answer | 1

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Question

What, if anything, can be done to optimize performance for modern AMD CPU's?
I have a AMD Threadripper CPU. I've seen suggestions that AMD-based computers will benefit from changing the math library from I...

3 years ago | 3 answers | 8

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Plots disappear when I change y-limit
Thanks. I checked the 'help plot3' when a small section of code wouldn't work. However, a quick check appears to prove the more ...

3 years ago | 0

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Question

Plots disappear when I change y-limit
Edit: Never mind. I realized after posting this, said figure isn't 9 'plot' commands. It's 9 'plot3' commands each figure viewed...

3 years ago | 1 answer | 0