Answered
Finding Indices of Duplicate Values
If I understand correctly, you want the row indices where the pair a{1)}(3,4) are duplicated. a{1}=[ 2 2 1 3 5 2 1 1 ...

7 months ago | 0

Submitted

A custom modal dialog as an AppDesigner App
This is sample code for a custom, modal AppDesigner dialog. R2020b onwards

7 months ago | 1 download |

Submitted

PickPointNonblocking - pick points in axes without blocking
The PickPointNonblocking class allows the user to pick points from an axes without blocking the GUI with uiwait()

9 months ago | 1 download |

Answered
Is there a generic modal dialog for appdesigner that can be customized?
Since R2020b we can make a custom AppDesigner modal dialog by using these features: app.UIFigure.WindowStyle = 'modal' uiwait(...

9 months ago | 0

Answered
How to handle listener lifetime in MATLAB apps?
Answering my own question. I have not tried MagicListener for this, but it looks useful. Instead, my client app saves a lis...

12 months ago | 0

Answered
How can I edit an appdesigner's destructor
Given that the CloseRequest() function is is not called when an app is delete()-ed, I believe the most reliable solution is to l...

12 months ago | 0

Question

How to handle listener lifetime in MATLAB apps?
This simple two-window app has a data source app which passes data via an event to one or more listeners. The source is wavefo...

12 months ago | 1 answer | 0

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answer

Answered
mustBeMember validation problem failure
Self answer. The char array is being forced into a column vector not the intended row vector. We want the size to be constrain...

1 year ago | 0

| accepted

Question

mustBeMember validation problem failure
This class fails property validation on construction classdef validationTester properties coupling (1,:) char {mu...

1 year ago | 1 answer | 0

1

answer

Answered
How do I convert a numerical vector into a comma-delimited string?
We can also use compose() for a formatted one-liner: a = rand(5,1); csva = strjoin(compose('%.3f', a), ', ') and also for 2D...

1 year ago | 0

Submitted

mergeStructures(): merge or concatenate nested structures
merge nested structures, recursively

1 year ago | 2 downloads |

Solved

Solve a System of Linear Equations
Example: If a system of linear equations in x₁ and x₂ is: 2x₁ + x₂ = 2 x₁ - 4 x₂ = 3 Then the coefficient matrix (A) is: 2 ...

2 years ago

Solved

Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

2 years ago

Answered
Difference between tcpclient and tcpip?
In addition to the above it appears that: tcpip acts as a MATLAB fileID (similar to a C-language FILE*), so supports fread(), ...

2 years ago | 1

Solved

Create a block diagonal matrix
A block diagonal matrix is a square matrix that can be written as A = [a 0 0 0 0 b 0 0 0 0 c 0 ...

7 years ago

Solved

Numbers spiral diagonals (Part 1)
Inspired by Project Euler n°28 et 58. A n x n spiral matrix is obtained by starting with the number 1 and moving to the right...

7 years ago

Solved

Toeplitz Matrix
For a given square matrix of order n-by-n check whether this is a Toeplitz matrix or not. Return true if it is.

7 years ago

Solved

Generate this matrix
For a given odd integer n, generate a matrix as follows: Input: n = 5; Output: [ 2 1 0 0 0 1 ...

7 years ago

Solved

ZigZag matrix with reflected format
ZigZag MATRIX with REFLECTED format. We have only input x. We have to create a matrix in the following pattern. input n=5...

7 years ago

Solved

Rainbow matrix
Create a "rainbow matrix" as described in the following examples Input = 3 Output = [ 1 2 3 2 3 2 ...

7 years ago

Solved

Matrix Construction I
Given n, construct a matrix as shown in the example below. Example For n=8, the output should look like this: 1 2 3 4 ...

7 years ago

Solved

Generate this matrix
Generate the following matrix. n = 2; out = [-4 -3 -2 -1 0 -3 -2 -1 0 1 -...

7 years ago

Solved

Twist 'n' Match
Given n and m, construct an n-by-n matrix a such that a, when rotated 90 degrees and compared with itself, matches itself in exa...

7 years ago

Solved

Spot the rectangle (Part 2)
This problem is related to the <http://bit-player.org/2009/the-17x17-challenge 17x17 challenge>. See also <http://www.mathworks....

7 years ago

Solved

Spiral In
Create an m by n matrix filled with sequential integers starting from 1 and arranged in a counterclockwise spiral that hugs the ...

7 years ago

Solved

Matrix spiral
Make a spiral in a (n*n) matrix. The spiral has to start in the top left, and has to rotate clockwise to the center. The spiral ...

7 years ago

Solved

Make a logical diamond using GALLERY function
Inspired from <http://www.mathworks.com/matlabcentral/cody/problems/1078-make-a-diamond Problem 1078. Make a diamond> In thi...

7 years ago

Solved

Create Volcano (or Atoll) martix. It is an extension of Bullseye matrix problem.
For example, if n=2 (maximum value), the output matrix should be [1 1 1 1 1; 1 2 2 2 1; 1 2 1 2 1; 1 2 2 2 1; 1...

7 years ago

Solved

Spot the rectangle
This problem is related to the <http://bit-player.org/2009/the-17x17-challenge 17x17 challenge>. Given a matrix filled with ones...

7 years ago

Solved

Create a patchwork matrix
This function will assemble a large matrix out of a number of smaller ones m1, m2, etc., according to a pattern P. If P is 3x5,...

7 years ago