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Carl Witthoft


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Last seen: 6 mois il y a |  Actif depuis 2015

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Question


Help window is still a CPU pig - R2019a
Continuing the slew of complaints I've found for previous versions: more often than not if I leave the Help window open, in t...

7 mois il y a | 1 réponse | 0

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réponse

A soumis


newd
A "cd" replacement that allows use of tilde for home directory on Windows systems

10 mois il y a | 2 téléchargements |

A répondu
Typecasting higher dimension matrices
If you know a little bit about your 2D array in advance, then try this - seemed to work for me Here I know my columns are 4*N ...

presque 3 ans il y a | 0

A répondu
Obtaining all the indices of matached elements of one array in another
If your version of MATLAB isn't too old, look up help on intersect, to wit; [dat, idxa, idxb] = intersect(a,b,'stable')

plus de 3 ans il y a | 0

A soumis


Replacement for CLEAR to avoid destructive behavior
this clear.m ensures you'll never accidentally type "clear" or "clear all" and wipe your workspace.

presque 4 ans il y a | 1 téléchargement |

A répondu
How to set legend marker size
Best way: see Stackoverflow question 2871747 % thanks to , Luis Mendo and Lea [~, objh] = legend({'one plot', 'another plot'...

presque 4 ans il y a | 4

Question


Why is text() unable to orient output in 3 axes?
text(x,y,z,string,'rotation',theta) is only capable of rotating about one axis, and even more annoyingly the text rotates on its...

plus de 5 ans il y a | 1 réponse | 0

1

réponse

A soumis


why(varargin)
Enhanced version of MATLAB: base:why

plus de 5 ans il y a | 1 téléchargement |

A soumis


fitconicsections package
Fit data to conic section curves

plus de 6 ans il y a | 2 téléchargements |

A soumis


clplot( x, y, cutval, cols, varargin )
Creates a line plot whose color depends on which 'slice' of the y-range the y-value falls into.

environ 7 ans il y a | 1 téléchargement |

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Question


Why isn't strfind written to return a value in all cases?
A very common programming question (e.g. <http://www.mathworks.com/matlabcentral/answers/167892-why-does-the-absolutely-not-work...

environ 7 ans il y a | 1 réponse | 0

1

réponse

A résolu


Increment a number, given its digits
Take as input an array of digits (e.g. x = [1 2 3]) and output an array of digits that is that number "incremented" properly, (i...

plus de 7 ans il y a

A résolu


Matrix of almost all zeros, except for main diagonal
Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...

plus de 7 ans il y a

A résolu


Knight's Tour Checker
Given a matrix a, determine whether or not a legal <http://en.wikipedia.org/wiki/Knight's_tour knight's tour> is present. The kn...

plus de 7 ans il y a

A résolu


Create an array (n,n) where only diagonal elements are '1' and others are '0'
Create an array (n,n) where only diagonal elements are '1' and others are '0' EX: n = 3; then Resultant array would be [ 1 0...

plus de 7 ans il y a

A résolu


Sum my indices
Given inputs M and N (in that order), output an MxN matrix whose entries are equal to the sum of their indices. Example input...

plus de 7 ans il y a

A résolu


Small aircraft weight limit
Write an if-else statement that evaluates to true if the sum of passengerWeight and cargoWeight is less than or equal maxWeight....

plus de 7 ans il y a

A résolu


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...

plus de 7 ans il y a

A résolu


Sums with Excluded Digits
Add all the integers from 1 to n in which the digit m does not appear. m will always be a single digit integer from 0 to 9. no...

plus de 7 ans il y a

A résolu


Writing a while loop
Write a while loop that continues to increment userValue by 5 until userValue is less than 0.

plus de 7 ans il y a

A résolu


Determine the full width at half max
Determine the full width at half max of a curve. The full width at half maximum (FWHM) is a parameter which is used for desc...

plus de 7 ans il y a

A résolu


What's the missing interior angle?
I'm talking about polygons... The sum of the interior angles of a triangle is 180 degrees. The sum of the interior angles of a...

plus de 7 ans il y a

A résolu


While loop: Summation
Write a while loop that assigns summedValue with the sum of all values from 1 to userNum. Assume userNum is always greater than ...

plus de 7 ans il y a

A résolu


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...

plus de 7 ans il y a

A résolu


Find the two most distant points
Given a collection of points, return the indices of the rows that contain the two points most distant from one another. The inpu...

plus de 7 ans il y a

A résolu


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...

plus de 7 ans il y a

A résolu


The Goldbach Conjecture, Part 2
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

plus de 7 ans il y a

A soumis


fundy(x)
provides values for many fundamental physical constants

plus de 7 ans il y a | 1 téléchargement |

A résolu


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 ...

plus de 7 ans il y a

A résolu


Summing Digits within Text
Given a string with text and digits, add all the numbers together. Examples: Input str = '4 and 20 blackbirds baked in a...

plus de 7 ans il y a

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