David Hruska
Last seen: Today
MathWorks
160 total contributions since 2011David Hruska's Badges
Answer 3 questions that were unanswered for more than 30 days
Awarded to David Hruska on 27 Dec 2019
3 of your answers have been accepted
Awarded to David Hruska on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to David Hruska on 20 Jul 2017
Obtain 50 solvers for a problem you have created
Awarded to David Hruska on 31 May 2013
Create a problem
Awarded to David Hruska on 13 Apr 2012
Comment on a problem or solution
Awarded to David Hruska on 29 Feb 2012
Be the first to solve a problem
Awarded to David Hruska on 25 Jan 2012
Solve a problem for the first time
Awarded to David Hruska on 25 Jan 2012
Assign value to property of mock object when method is called
If you're using R2018b or later, you can use the Invoke action to set this up. Here's an example: function example import ...
etwa ein Monat ago | 1
| accepted
Create a mock with defined behavior on different subsequent method calls
I know this reply is coming very late, but if it's still helpful, this is possible in R2019b using the Invoke action to define m...
etwa ein Jahr ago | 0
unit test mocking framework: verify a method was called in a sequence
I know this reply is coming very late, but in case it's still helpful, this is now possible in R2019b using the Occurred constra...
etwa ein Jahr ago | 0
Unit Test: Write parametrized tests where TestParameters depends on ClassSetupParameters?
Sorry for the long delay in replying! Were you able to find a workaround? The only workaround I can think of is to manually c...
mehr als 2 Jahre ago | 0
How can I pass values from inside a TestRunner run?
You can use a TestRunnerPlugin to store data from the test run. I've included some example code below to show how this might wor...
mehr als 2 Jahre ago | 0
| accepted
Solved
Number of Even Elements in Fibonacci Sequence
Find how many even fibonacci numbers are available in the first d numbers. Consider the following first 14 numbers 1 1 2...
etwa 3 Jahre ago
Solved
The 5th Root
Write a function to find the 5th root of a number. It sounds easy, but the typical functions are not allowed (see the test su...
etwa 3 Jahre ago
How can I make a mock method return different answers?
Unfortunately, there isn't a clean way to do this. I'll record this question in an enhancement request, though, for consideratio...
mehr als 3 Jahre ago | 1
| accepted
Solved
Combine the first and last names
MATLAB R2016 provides a rich set of functions to work with string arrays. In this problem, you will be given two string arrays o...
fast 4 Jahre ago
How to use constant property when defining TestParameter in unittest.
This is a bug: https://www.mathworks.com/support/bugreports/1212962 The bug report mentions Static methods but the same is...
mehr als 4 Jahre ago | 1
| accepted
Solved
This is a palindrome and so am I
A palindrome is a sequence of characters which reads the same backward or forward, for instance 'a man a plan a canal panama'...
mehr als 5 Jahre ago
Parameters for Matlab.unittest.TestCase
If you have access to R2014a or later, parameterized testing could still be an option. Parameter values are often hard-coded but...
fast 6 Jahre ago | 2
How to perform multiple identical unit tests.
Release 2014a provides another solution that you may want to consider -- writing a parameterized test. Please see <http://www.ma...
fast 7 Jahre ago | 1
Data driven Unit Tests
Another possibility, as of release 2014a, is to write a <http://www.mathworks.com/help/matlab/matlab_prog/create-basic-parameter...
fast 7 Jahre ago | 2
Solved
Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...
fast 7 Jahre ago
Solved
Equilibrium
Is this tower of blocks going to fall? <<http://www.alfnie.com/software/equilibrium02.jpg>> *Description* Given a stack...
fast 7 Jahre ago
How to perform multiple identical unit tests.
Hi Graham, One approach is to define your test content in an abstract base class. The test content would refer to an abstract...
etwa 7 Jahre ago | 2
| accepted
Solved
Coin change combinations.
Using only pennies (1), nickels (5), dimes (10), quarters (25), half dollars (50), and dollars (100), how many different combina...
fast 8 Jahre ago
Solved
Unique values without using UNIQUE function
You must return unique values in a vector in *stable* mode without using the unique function. About stable order flag: ...
etwa 8 Jahre ago
Solved
Create logical matrix with a specific row and column sums
Given two numbers *|n|* and *|s|*, build an |n-by-n| logical matrix (of only zeros and ones), such that both the row sums and th...
mehr als 8 Jahre ago
Solved
Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples : n=2, A=[1 2 3] -> [1 1 2 2 3 3] n=0...
mehr als 8 Jahre ago
Solved
Community Problem 500!
In honor of this being the 500th Community problem, see if you can create a function that has a Cody size of 500. It can do any...
mehr als 8 Jahre ago
Solved
Find the sum of the elements in the "second" diagonal
Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.
mehr als 8 Jahre ago
Solved
Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...
mehr als 8 Jahre ago
Solved
Convert single-precision floating-point number to binary representation
Write a function which takes a scalar <http://en.wikipedia.org/wiki/Single-precision_floating-point_format single-precision floa...
mehr als 8 Jahre ago
Solved
Multiply 2 numbers
Very easy, you just have to multiply 2 numbers but you cannot use the following signs (*, /, - ,^) ,mtimes , times, cross, pro...
mehr als 8 Jahre ago
Solved
Create a matrix from a cell
In this problem , you must convert a cell into a matrix and pad each cell with NaN. *Example 1:* If you have the input...
mehr als 8 Jahre ago
Solved
Assign numerical values to a structure with 1 field
The aim is to assign values to a multidimensional structure *without using for-loop or while-loop* Example with a structure ...
mehr als 8 Jahre ago
Solved
Accumulate Cells
Given a combining function, a cell array, and an initial value, accumulate the result. For example, accumcell(@plus,{1,...
mehr als 8 Jahre ago
Solved
Find the biggest empty box
You are given a matrix that contains only ones and zeros. Think of the ones as columns in an otherwise empty floor plan. You wan...
mehr als 8 Jahre ago
Select a Web Site
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
Select web siteYou can also select a web site from the following list:
Americas
- América Latina (Español)
- Canada (English)
- United States (English)
Europe
- Belgium (English)
- Denmark (English)
- Deutschland (Deutsch)
- España (Español)
- Finland (English)
- France (Français)
- Ireland (English)
- Italia (Italiano)
- Luxembourg (English)
- Netherlands (English)
- Norway (English)
- Österreich (Deutsch)
- Portugal (English)
- Sweden (English)
- Switzerland
- United Kingdom (English)