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Timothy Koehler


Boeing Co

Last seen: 1 year ago |  Active since 2013

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SSH Key for GitHub not working (MacOS)
Apparently, newer versions of Git (2.23) have key generation using OPENSSH private keys. If your key that gets generated starts...

5 years ago | 6

Question


getInputNamesImpl() uses stale data when System Object in library mask
Scenario: Subsystem is created that contains 2 custom SystemObjects. Subsystem has mask parameters that contain info tha...

8 years ago | 0 answers | 0

0

answers

Question


Replicated Functions in Simulink Coder
What is the proper way to generate multiple C-models from Simulink and be able to use them in a common application? The crux ...

8 years ago | 2 answers | 0

2

answers

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...

10 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...

10 years ago

Solved


Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

10 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 ...

10 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...

10 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 ...

10 years ago

Solved


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

10 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...

10 years ago

Solved


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

10 years ago

Solved


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

10 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 ...

10 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...

10 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:...

10 years ago

Answered
Simulink does not have Full-Precision Fixed Point Adders?!?
It seems that the desired response is obtained by changing the following setting: Model Properties --> Hardware Implementatio...

11 years ago | 1

| accepted

Question


Simulink does not have Full-Precision Fixed Point Adders?!?
It does not appear that Simulink will properly produce full-precision adders. For example: If I want to add 2 signals with data...

11 years ago | 1 answer | 0

1

answer

Question


How to get Port Data Type inside a Masked Block
I have the need to programmatically use the data type information at the input to a mask, for Fixed Point processing. This in...

11 years ago | 3 answers | 0

3

answers