Hans Scharler

MathWorks

Last seen: Today | Active since 2011

Community manger, open source program manager, maker, and coffee drinker.

Programming Languages:
Python, C, Javascript, MATLAB, Ruby, HTML, CSS, Arduino, Perl
Professional Interests:
AI for Signals and Images

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New Community Feature: AI Chat Playground
The MATLAB AI Chat Playground is now open to the whole community! Answer questions, write first draft MATLAB code, and generate ...

ungefär 18 timmar ago | 6

Answered
Matlab Crash on Sonoma(macOS 14.0)
From another support article: https://www.mathworks.com/matlabcentral/answers/2044833-is-matlab-compatible-with-macos-sonoma Ma...

ungefär 22 timmar ago | 1

Answered
How to change UI from partially Chinese to fully English on M2 Mac with R2023b?
It looks like you tried removing "Chinese, Simplified" from the preferred languages list to fix this issue. This should be a tem...

ungefär en månad ago | 0

Answered
Add column vector to the end of another column vector
A = rand(50,1); % example 50x1 vector B = rand(100,1); % example 100x1 vector C = vertcat(A,B) % concatenate A and B verticall...

ungefär en månad ago | 0

| accepted

Answered
What is vectorization? Why use vectorization instead of loops?
Vectorization is about replacing explicit loops with matrix and vector operations. This can lead to more readable and efficient ...

ungefär 2 månader ago | 0

| accepted

Question

What is vectorization? Why use vectorization instead of loops?
Over at Reddit, a user asked about vectorization vs. a loop. This is a fundemental concept in MATLAB. So, what is vectorization?...

ungefär 2 månader ago | 1 answer | 0

1

answer

Answered
Read data from channel twice a day
You need three TimeControls that call thee MATLAB Analytics scripts (thingSpeakRead / thingSpeakWrite) and then one final MATLAB...

2 månader ago | 0

Answered
Connecting to ChatGPT using API
I have updated my answer using the built-in webwrite function from MATLAB. % Define the prompt prompt = "What is the capital o...

2 månader ago | 2

Answered
Truncated answers when querying chatgpt with Matlab
The "max_tokens" parameter limits the response from OpenAI language models. Try increasing it to 1000. parameters = struct('pr...

3 månader ago | 1

Answered
matlab.net vs webwrite
There were three issues with the commented function. When you use headers for webwrite you do not have to include the ":" in th...

3 månader ago | 1

| accepted

Highlighted

22 Years of the MATLAB Central community!
Here's a screenshot from 22 years ago. Thanks for building one of the best engineering and science communities together.

3 månader ago | 14

Published

Edit ThingSpeak Code Easier in MATLAB Online
If you want to upgrade your ThingSpeak capabilities, have a look at the ThingSpeak repository of template codes that open...

6 månader ago

Highlighted

MATLAB EXPO 2023: Sign up now for free
MATLAB EXPO is coming up soon and it is time to register. It's free and open to everyone. You will have the opportunity to conne...

8 månader ago | 9

Highlighted

Try Dark Mode in the MATLAB Desktop Beta
Please use the feedback button in the MATLAB Desktop beta to send us your feedback, input, and experience. Enjoy!

9 månader ago | 16

Answered
code for neutrosophic pareto distribution
Neutrosophic Pareto is a concept used in multi-objective optimization problems when some of the information about the problem is...

11 månader ago | 0

Answered
Connecting to ChatGPT using API
I have been researching the davinci/completions space and have working MATLAB code using net http. Get your API Key at OpenAPI: ...

11 månader ago | 9

| accepted

Answered
Too many output arguments - appdesigner
It looks like you are trying to figure out if treeplotpMenuSelected is selected. You need to check it's Value property. functio...

11 månader ago | 1

Answered
how to load and read excel data into matlab?
I would take a look at "readtable" in MATLAB. filename = 'myfile.xlsx'; T = readtable(filename); https://www.mathworks.com/he...

11 månader ago | 0

Answered
Websocket on mqtt.thingspeak.com port 80 still available?
The address changed for the ThingSpeak MQTT broker: mqtt3.thingspeak.com <https://www.mathworks.com/help/thingspeak/mqtt-basi...

12 månader ago | 1

Published

The Slovak University of Technology Fosters Project-Based Learning Using ThingSpeak in Industrial IoT Course
“MATLAB and ThingSpeak extended tools necessary for remote learning and technologies covered by our course. Project-based...

12 månader ago

Published

Professor at Arizona State Uses MATLAB and ThingSpeak to Introduce Students to AI and IoT
Professor Chao Wang at Arizona State University recently introduced a course on AI and IoT to first-year engineering...

ungefär ett år ago

Answered
won't let me in!!
Try this Answer: https://www.mathworks.com/matlabcentral/answers/99067-why-do-i-receive-license-manager-error-9

ungefär ett år ago | 0

Answered
installing MATLAB: license checkout failed: license manage error-9. username does not match the username in the license file
Try this Answer: https://www.mathworks.com/matlabcentral/answers/99067-why-do-i-receive-license-manager-error-9

ungefär ett år ago | 0

Answered
License Checkout failed License manager Error -9
Try this Answer: https://www.mathworks.com/matlabcentral/answers/99067-why-do-i-receive-license-manager-error-9

ungefär ett år ago | 0

Solved

Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

ungefär ett år ago

Answered
how to remove all variables in the workspace
You can use clear command and specifiy the variable name right in your code. newVar = 42 newVar = newVar + 3 clear newVar ...

ungefär ett år ago | 1

Submitted

DFS Fantasy Football Lineup Optimizer
Optimize your Daily Fantasy Sports (DFS) fantasy football lineups with MATLAB and the Optimization Toolbox

ungefär ett år ago | 1 download |

Answered
If I have Matlab trial version can i use matlab online ?
Try accessing MATLAB Online directly: https://matlab.mathworks.com/

ungefär ett år ago | 0

Published

New Feature: ThingSpeak Now Supports Images
Many users have asked, and it’s finally here: Your devices can upload images to ThingSpeak! With this new feature, you can...

mer än ett år ago

Answered
How do I get to boldface the numbers that I input?
I know some fprintf tricks for text formatting, although it might not be elegant. You can use strong inside of fprintf. outputN...

mer än ett år ago | 0

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