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Jan Kappen


TE Connectivity Ltd.

Last seen: 2 days ago |  Active since 2015

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Answered
Store and recall all appdesigner GUI data.
Is Matlab working on something like this? This is one key point of deciding if we will use Matlab for a rather complex GUI or no...

2 days ago | 0

Question


Avoid double validation for constructor arguments that are class properties?
I understand that class properties can be validated via property validation and I love it. I even love more that there's an opti...

4 months ago | 1 answer | 1

1

answer

Question


Function argument validation and editor auto-completion in wrapper functions/classes
TLDR; Is it possible to automatically use the same argument validation + auto completion in wrapper functions as the called fu...

4 months ago | 1 answer | 0

1

answer

Question


Dependency management & package manager like pip in ML
Hi all, Matlab is officially still lacking a proper package manager like npm or pip. I do not understand how people structure p...

10 months ago | 1 answer | 1

1

answer

Question


iddata object is casted to struct in parfeval
Hi all, I'm trying to train my nlarx models in a background pool to abort the training after a timeout. But input data of type ...

1 year ago | 0 answers | 0

0

answers

Question


Custom class properties and method attributes
Is there a way to add custom property or method attributes to handle classes? It is done by several classes or toolboxes, e.g. t...

2 years ago | 1 answer | 2

1

answer

Answered
How do I use live script (*.mlx) files in source control?
Any updates on that? Workarounds? Plugins for Github or GitLab? Mathworks is effectively destroying any kind of collaboration, -...

2 years ago | 1

Question


Concept decision for visualization: for loops vs custom iterators vs findgroups/splitapply vs ???
Hi, in data analysis, the visualization workflow usually is load data into (time-) table T process/transform data visualize ...

3 years ago | 1 answer | 0

1

answer

Question


ChartContainer is broken?
Hi all, Since R2020a, class properties, provided by the class constructor are assigned after the setup method runs, see https:/...

3 years ago | 0 answers | 3

0

answers

Question


Matlab Projects: how to properly reference dependencies with certain version number
Hi all, we're trying to find out the optimal workflow with Matlab Projects and came to a couple of roadblocks: Is there a way ...

3 years ago | 0 answers | 3

0

answers

Solved


Inner product of two vectors
Find the inner product of two vectors.

3 years ago

Solved


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

3 years ago

Solved


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

3 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 ...

3 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...

4 years ago

Answered
What is the purpose of 'Events' in OOP in MATLAB?
The concept is the quite common concept of observer pattern. If you want to fire (aka notify) named events that can be observed...

4 years ago | 0

Question


Real time plotting slow: FigureController.flushCoalescer needs a lot of memory and cpu time
Dear all, I'm trying to plot data points from a serial device as fast as possible and I think, almost all best practices have b...

4 years ago | 0 answers | 4

0

answers

Question


Compile SignalAnalyzer App to Standalone exe
Is it possible to use the Matlab Compiler to create a standalone version of the SignalAnalyzer? The sources of the SignalAnalyze...

5 years ago | 1 answer | 0

1

answer

Question


Auto create functionSignatures.json from class? Or other way round?
As described <https://de.mathworks.com/help/matlab/matlab_prog/customize-code-suggestions-and-completions.html here>, we now can...

5 years ago | 2 answers | 2

2

answers

Question


Update multiple columns in table without loop, dot vs curly braces
Hi all, I'd like to convert multiple columns (Variables) in a table object to another class like categorical or double. So fa...

6 years ago | 0 answers | 0

0

answers

Answered
How can I display function hints for methods in a class?
This is an really necessary feature!

7 years ago | 2

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:...

7 years ago

Question


Reading data from a .NET object and asynchronous save to file
Hi guys, I'm wondering if there is a way to read continuously data from a device (serial port or a .NET library in my case) i...

7 years ago | 0 answers | 0

0

answers

Question


Serialize or save and reload large scatteredInterpolant objects
Hi guys, I'm running into following problem. For vectorfield calculations a scatteredInterpolant of scattered data in space i...

8 years ago | 0 answers | 0

0

answers

Question


Creating an array of structs and using the field directly?
Hey guys. I'm wondering if there is a workaround for doing something like this: a = {[struct('field',1) struct('field',2)]....

8 years ago | 1 answer | 0

1

answer