Daniel Dolan

Last seen: 2 días hace | Con actividad desde 2009

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Using MATLAB since 1999.

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Is there a faster complex exponent?
(It's a little tacky answering my own question, but I wanted to synthesize helpful comments from Walter and Bruno). The MATLAB ...

4 meses hace | 0

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Is there a faster complex exponent?
Is there any way to more quickly evaluate complex exponentials, i.e: where Q is a real array? Quick numerical tests show tha...

4 meses hace | 2 respuestas | 0

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uifigure vector export size/resolution
Suppose I want to export a uifigure to a vector file (*.pdf) at a specific size. The exportgraphics command has a resolution op...

5 meses hace | 2 respuestas | 0

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Using MatLab 2022b, I am .txt files are grayed out when I use 'uigetfile' function on the newest Mac operation system 'Monterey' V 12.6.1
I don't have a complete solution, but it seems that putting *.* up front helps. [fileName,pathName] = uigetfile({'*.*';'*.txt.g...

11 meses hace | 0

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Where should user preferences be stored?
MATLAB's setpref/getpref commands are the best solution on specific machine, and they persist across sessions.

más de 1 año hace | 0

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The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

más de 2 años hace

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Meaning of less/greater than in handle objects
What is the meaning of less/greater than in handle objects? Here is a simple example. classdef SimpleHandle < handle en...

más de 3 años hace | 1 respuesta | 0

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What is with all these MATLAB updates?
Why are there so many MATLAB updates lately? There are two formal releases each year, but now it's pretty much a given that one...

casi 4 años hace | 0 respuestas | 1

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Read a column of numbers and interpolate missing data
Given an input cell array of strings s, pick out the second column and turn it into a row vector of data. Missing data will be i...

más de 4 años hace

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SMASHtoolbox/release
Sandia Matlab AnalysiS Hierarchy

casi 6 años hace | 8 descargas |

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MATLAB can't see browser tab created by another tab?
Try opening a website that generates tabs. For example: [status,browser,url]=web( 'http://henke.lbl.gov/optical_constant...

alrededor de 6 años hace | 0 respuestas | 1

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Sandia Data Archive library
Functions for reading, writing, and probing SDA files

alrededor de 7 años hace | 1 descarga |

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uigetfile DialogTitle does not show in file browser
I recently encountered the problem and submitted a bug report. The response was the issue was an operating system problem, not ...

más de 7 años hace | 0

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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...

más de 8 años hace

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Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

más de 8 años hace

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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

más de 8 años hace

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

más de 8 años hace

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

más de 8 años hace

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

más de 8 años hace

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

más de 8 años hace

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The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

más de 8 años hace

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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 ...

más de 8 años hace

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Is my wife right?
Regardless of input, output the string 'yes'.

más de 8 años hace

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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...

más de 8 años hace

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

más de 8 años hace

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Add two numbers
Given a and b, return the sum a+b in c.

más de 8 años hace

Resuelto

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 ...

más de 8 años hace

Resuelto

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...

más de 8 años hace

Pregunta

Where should user preferences be stored?
Suppose you have a toolbox that recognizes a variety of user preferences that are to be reused throughout a MATLAB session. Wh...

más de 8 años hace | 3 respuestas | 0

3

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Keep user documentation in a single tab
The 2013b release documentation browser shows a behavior I haven't before. When I view the documentation for a builtin function...

más de 10 años hace | 0 respuestas | 0

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