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**Content Feed**

Submitted

Panel

Like subplot, but easier, and WYSIWYG export to file. Also fixes dashed/dotted lines in export.

4 years ago | 45 downloads |

Question

function-style array indexing

Hi This problem keeps coming up for me over the years, and there must be a standard solution, so perhaps someone knows it, I ...

7 years ago | 1 answer | 0

### 1

answerSolved

Return the largest number that is adjacent to a zero

This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

11 years ago

Solved

Sort a list of complex numbers based on far they are from the origin.

Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

11 years ago

Solved

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...

11 years ago

Solved

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 ...

11 years ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]

In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

11 years ago

Solved

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 ...

11 years ago

Solved

Determine if input is odd

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

11 years ago

Solved

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:...

11 years ago

Question

OpenGL renderer not offering hardware acceleration (Windows, NVidia)

Hi I am working with some not-all-that-large polygon datasets, and rendering them into a figure. Let's see... 3000 triangles....

12 years ago | 0 answers | 1

### 0

answersSubmitted

datastore

A tool for persisting data associated with the logged in user across sessions of Matlab.

12 years ago | 2 downloads |

Question

using classdef, is it possible to mix run-time data access through the dot syntax with methods elegantly?

hi i am developing a class (using classdef) that maintains a structure internally with fields that are instance-dependent. i ...

12 years ago | 1 answer | 0

### 1

answerQuestion

taking control of tab completion w/ classdef

hi i am writing my custom classes using the classdef syntax, and sub-classing handle. the classes will be supplied to users, ...

12 years ago | 0 answers | 1

### 0

answersQuestion

how to wrangle the "doc" system when writing a class?

Hi I have written a class which is quite complex (hundred or so methods). It exposes two public interfaces; one is to the fra...

12 years ago | 0 answers | 2

### 0

answersRunning scripts from command line

if you don't need error information, you could just enclose your call to run() in a try/end, such as: matlab.exe -r "cd c:\...

12 years ago | 5

| accepted

Dumb mistakes we make with MATLAB.

Moving into the Figure window, but in a similar spirit to the rand(100000) thing, I use this when I need an excuse to take a bre...

12 years ago | 0

How do I fix the error "Function definitions are not permitted at the prompt or in scripts"?

Perhaps where you have function S = timestr(D,precision) you intended S = timestr(D,precision)

12 years ago | 2

How do I create a string for a plot title from one fixed string and one I get from INPUT?

In addition to what Arnaud suggests, I also sometimes find it useful to keep a bit of name in the plot and change only the secon...

12 years ago | 2

CSV vs MAT files

I think the answer to both (1) and (2) is .mat file. ASCII files (like CSV) require conversion to and from the format in memory ...

12 years ago | 1

| accepted

polynomials fitting

say you have x = [1 2 3 4]; y = [8 12 16]; then you can fit a polynomial to the region you have data for (the first t...

13 years ago | 0

| accepted

clim in pcolor plot

are you perhaps looking for...? set(gca, 'clim', [0 1]);

13 years ago | 1

Is it possible to acquire and display real-time video from the VGA port of a notebook?

There are mechanisms for doing real-time video capture, yes. AFAIK VGA streams are rarely used in this way. If you have an an...

13 years ago | 1

| accepted

Solving a simple equation

You can solve an equation algebraically using the symbolic math toolbox, e.g. to solve x+3=0 use: solve('x+3') You can so...

13 years ago | 1

How to convert RGB to ycbcr420?

http://www.mathworks.com/matlabcentral/newsreader/view_thread/161961

13 years ago | 0

3d representation of GPS coordinates

If you want something looking just like the figure you posted, you'll be wanting to use patch(), I suspect. The following might ...

13 years ago | 1

how to display the end-effector position?

Hi Cheng If you're going to post code, I think you'll have to trim it down to the essentials if you want anyone to look at it...

13 years ago | 0