# Shaun VanWeelden

### Iowa State University

Senior at Iowa State University studying Software Engineering. I love MATLAB and was a graphics engineering intern at the MathWorks. Right now, I am a MathWorks Student Ambassador at Iowa State. I have a lot of experience in image processing including working on several academic, government, and commercial applications. I am extremely creative, innovative, and enjoy working with MATLAB on a near daily basis.

Professional Interests: image processing, graphics, user interfaces

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**Content Feed**

Question

Using "urlread" with codegen on hardware devices

I am trying to program my raspberry pi hardware device to get the weather from an API but since Simulink uses codegen, I am appa...

9 years ago | 0 answers | 0

### 0

answersDuplicated elements in a GUI

Have them all point to the same callback and use the hObject variable to differentiate them. hObject is the current object being...

9 years ago | 0

Question

export_fig can't do Monospace?

I have been using export_fig (#1 file on File Exchange) to generate a nice pdf report, but I have ran into something that seems ...

9 years ago | 1 answer | 0

### 1

answerhow to open many matlab instances from matlab?

!matlab -r disp('hi') & Where instead of disp('hi') you would put what function you would like. Keep in mind what directory...

9 years ago | 3

| accepted

Solved

Bullseye Matrix

Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

9 years ago

Solved

Arrange vector in ascending order

Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

9 years ago

Solved

Rotate a Matrix

Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

9 years ago

Solved

Number of 1s in a binary string

Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

9 years ago

Solved

Solve the Sudoku Row

*Description* A simple yet tedious task occurs near the end of most Sudoku-solving algorithms, computerized or manual. The ta...

9 years ago

Problem

Better Index Number

Let's say you want to save many, many files and append these files with a certain sortable index number. As you probably know, y...

9 years ago | 2 | 71 solvers

Solved

Better Index Number

Let's say you want to save many, many files and append these files with a certain sortable index number. As you probably know, y...

9 years ago

Solved

Back to basics 17 - white space

Covering some basic topics I haven't seen elsewhere on Cody. Remove the trailing white spaces from the input variable

9 years ago

Solved

Back to basics 7 - Equal NaNs

Covering some basic topics I haven't seen elsewhere on Cody. Given 2 input variables, output true if they are equal, false ot...

9 years ago

Solved

What's the News?

Get the top headline from Google news! Presumably using urlread and regular expressions, get what the current headline at Google...

9 years ago

Solved

Get top 5 Cody Player Emails Automatically

Yes, this is a little scary and also entirely possible to do in MATLAB, so let's do it! Looking at the list of the players <h...

9 years ago

Problem

Get top 5 Cody Player Emails Automatically

Yes, this is a little scary and also entirely possible to do in MATLAB, so let's do it! Looking at the list of the players <h...

9 years ago | 0 | 12 solvers

Solved

Convert this color - RGB Vector to Hex String

Given a 3 element RGB vector corresponding to a color (given by the MATLAB color spec <http://www.mathworks.com/help/matlab/ref/...

9 years ago

Problem

Convert this color - RGB Vector to Hex String

Given a 3 element RGB vector corresponding to a color (given by the MATLAB color spec <http://www.mathworks.com/help/matlab/ref/...

9 years ago | 2 | 116 solvers

Solved

Back to basics 14 - Keywords

Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of all MATLAB keywords

9 years ago

Solved

Back to basics 9 - Indexed References

Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix and row and column, output the index of th...

9 years ago

Solved

Back to basics 12 - Input Arguments

Covering some basic topics I haven't seen elsewhere on Cody. Return a value equal to the number of input arguments to the fun...

9 years ago

Solved

Get the length of a given vector

Given a vector x, the output y should equal the length of x.

9 years ago

Solved

Getting the indices from a vector

This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

9 years ago

Solved

Back to basics 6 - Column Vector

Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...

9 years ago

Solved

Return the first and last character of a string

Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

9 years ago

Solved

Back to basics 11 - Max Integer

Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive integer MATLAB can handle.

9 years ago

Problem

Returning a "greater than" vector

Given a vector, v, return a new vector , vNew, containing only values > n. For example: v=[1 2 3 4 5 6] n=3 vNew =...

9 years ago | 0 | 210 solvers

Solved

Returning a "greater than" vector

Given a vector, v, return a new vector , vNew, containing only values > n. For example: v=[1 2 3 4 5 6] n=3 vNew =...

9 years ago

Solved

surface of a spherical planet

you just discovered its circumference, that is the input.

9 years ago