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# Daniel Dolan

##### Last seen: 3 days ago
31 total contributions since 2009

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Question

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...

1 month ago | 1 answer | 0

### 1

Question

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...

4 months ago | 0 answers | 1

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Solved

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...

9 months ago

Submitted

SMASHtoolbox/release
Sandia Matlab AnalysiS Hierarchy

Question

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...

2 years ago | 0 answers | 0

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Submitted

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

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 ...

4 years ago | 0

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...

5 years ago

Solved

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

5 years ago

Solved

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...

5 years ago

Solved

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...

5 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...

5 years ago

Solved

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 ...

5 years ago

Solved

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...

5 years ago

Solved

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".

5 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 ...

5 years ago

Solved

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

5 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...

5 years ago

Solved

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

5 years ago

Solved

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

5 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 ...

5 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...

5 years ago

Question

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...

5 years ago | 1 answer | 0

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Question

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...

7 years ago | 0 answers | 0

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Question

Changing property attributes in a value class
Is there a way to change the attributes of a class without using dynamicprops? I would like to be able to hide and reveal prope...

7 years ago | 1 answer | 0

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Question

Remote MATLAB with Java support
I am trying to launch MATLAB on a workstation with the Parallel Computing Toolbox (2012a) from a laptop. I can ssh to the work...

8 years ago | 2 answers | 0

### 2

Question

Suppress line number display in error message
Is there a way to suppress the line number display when using the error command? For example, the following statement in a func...

8 years ago | 4 answers | 1

### 4

Submitted

module - encapsulate MATLAB package into a name space module
Modules are handy way to access packages in MATLAB.

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:...

8 years ago

Question

Suppressing superclass methods/events
Is there a way to suppress super class methods and events? For example, a class based on handle: classdef my_class...

9 years ago | 2 answers | 0