# Geoff McVittie

### MathWorks

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**Feeds**

Submitted

GenerateJavaScriptUsingMATLABCoder

Create JavaScript and WebAssembly apps and libraries from MATLAB projects using MATLAB Coder.

3 years ago | 16 downloads |

Submitted

MATLAB Interface for Desktop Docker Client

A set of MATLAB functions to create and manage Docker images and containers through the Desktop Docker Client.

3 years ago | 2 downloads |

Submitted

BioLib-MATLAB-Coder-JavaScript-Toolchain

A toolchain to create BioLib applications from MATLAB.

3 years ago | 1 download |

Is it possible to check for existence of fields in nested structures with isfield in MATLAB 8.1 (R2013a)?

For later releases of MATLAB, another strategy is to create your own issubfield function. The issubfield has the advantage of no...

4 years ago | 0

MatLab and new Web technologies

This toolbox on the MathWorks File Exchange (Generate JavaScript Using MATLAB Coder - File Exchange - MATLAB Central) can compil...

5 years ago | 0

Deploying MATLAB Web App to the Internet

As another possibility, this toolbox on the MathWorks File Exchange (Generate JavaScript Using MATLAB Coder - File Exchange - MA...

5 years ago | 0

How to connect mathlab code to php in my web application?

This toolbox on the MathWorks File Exchange (Generate JavaScript Using MATLAB Coder - File Exchange - MATLAB Central) can compil...

5 years ago | 0

Is it possible to run matlab code from the web browser????

This toolbox on the MathWorks File Exchange (Generate JavaScript Using MATLAB Coder - File Exchange - MATLAB Central) can compil...

5 years ago | 1

Solved

Sum all integers from 1 to 2^n

Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

10 years ago

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...

10 years ago

Solved

Pascal's Triangle

Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...

10 years ago

Solved

Is this triangle right-angled?

Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

10 years ago

Solved

Remove the vowels

Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

10 years ago

Solved

Remove any row in which a NaN appears

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

10 years ago

Solved

Most nonzero elements in row

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

10 years ago

Solved

Pizza!

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

10 years ago

Solved

Pangrams!

A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

10 years ago

Solved

How to find the position of an element in a vector without using the find function

Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

10 years ago

Solved

Cell joiner

You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

10 years ago

Solved

Reverse the vector

Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

10 years ago

Solved

Elapsed Time

Given two date strings d1 and d2 of the form yyyy/mm/dd HH:MM:SS (assume hours HH is in 24 hour mode), determine how much time, ...

10 years ago

Solved

Finding Perfect Squares

Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

10 years ago

Solved

Roll the Dice!

*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

10 years ago

Solved

Return the 3n+1 sequence for n

A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

10 years ago

Solved

Summing digits

Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

10 years ago

Solved

Make a checkerboard matrix

Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

10 years ago

Solved

Create times-tables

At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

10 years 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...

10 years ago

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...

10 years ago