Yair Altman

Consultant

Last seen: 2 days ago | Active since 2007

Website: http://UndocumentedMatlab.com LinkedIn: http://www.linkedin.com/in/yairaltman Author of "Accelerating MATLAB Performance" book: http://UndocumentedMatlab.com/books/matlab-performance Author of "Undocumented Secrets of MATLAB-Java Programming" book: http://UndocumentedMatlab.com/books/matlab-java MSc Computer Science, BSc Physics (both with top honors) Professional programmer and manager since 1991 Contact me: altmany at gmail.com

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Submitted

IQML - Matlab connector to IQFeed
Matlab connector to IQFeed optimized for reliability, ease-of-use, functionality and performance (including parallelization)

2 days ago | 1 download |

Submitted

ScreenCapture - screenshot of component, figure or screen
ScreenCapture gets a screen-capture image of any Matlab GUI handle, or specified screen area rectangle

10 days ago | 78 downloads |

Submitted

Windows registry utilities
getRegistryValue - get a value from Windows registry (winqueryreg wrapper) setRegistryValue - set a value in the registry (new...

23 days ago | 6 downloads |

Submitted

CustomizeAxes
Live task to customize Matlab axes interactively

26 days ago | 5 downloads |

Answered
Get path from running script
mfilename('fullpath') does indeed return the full path to the currently-running script file, at least on the latest Matlab relea...

1 month ago | 1

Answered
how to change java icon (after convert GUI to exe file) to my project logo
The icon image needs to be placed next to the executable when you run the program, otherwise it will not be found and the defaul...

1 month ago | 0

Answered
Increase Java Heap Space for a appliction created by Matlab Application Compiler
You can add a java.opts file to the "Files installed for your end users" section, at the bottom of the deploy-tool window, next ...

1 month ago | 0

Answered
Java Icon after packaging standalone application
The icon image needs to be placed next to the executable when you run the program, otherwise it will not be found and the defaul...

1 month ago | 0

Answered
Compiler Question - Figure Docking
The Matlab Desktop is not available in compiled application, and for a very good reason - otherwise users could compile and dist...

1 month ago | 1

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Answered
Docking a figure in application
The ability to dock figures in deployed programs is available, but is intentionally blocked by the Matlab compiler. I think this...

1 month ago | 1

Answered
Figure docking not working when an application is created using the MATLAB Compiler
The ability to dock figures in deployed programs is available, but is intentionally blocked by the Matlab compiler. I think this...

1 month ago | 0

Answered
Compiled application can't dock figures
The ability to dock figures in deployed programs is available, but is intentionally blocked by the Matlab compiler. I think this...

1 month ago | 0

Submitted

displayWebPage - display a webpage in Matlab figure or panel
Display a web-page URL in a Matlab figure or UI container (panel, tab etc.), updating the displayed browser contents as needed.

2 months ago | 7 downloads |

Answered
GPU speed up for pcg() is disappointing
The gpuArray version of pcg has not been updated since 2018, so it is somewhat lagging compared to the CPU version. Precondition...

3 months ago | 0

Submitted

ObjDiff - Generic object comparator
Compares objects of any type inc. Java, Matlab, HG handles, structs, cells & arrays

3 months ago | 1 download |

Submitted

checkClass - inspect a Java/Matlab/Python/COM/C++/.NET class
Inspect a Java/MCOS/Python/C++/.NET object or classname and display its methods, properties, events, superclasses, subclasses, c...

3 months ago | 4 downloads |

Answered
Can you programmatically delete text in the editor window?
You can simply update the activeFile.Text property based on your code logic. For example: activeFile.Text = [activeFile.Text(1:...

4 months ago | 2

| accepted

Answered
Requirement to speed up MATLAB Simulink file
Use the Profiler to discover where your performance hotspots are. It is quite possible that you will discover that it's not in y...

6 months ago | 0

Submitted

export_fig
Publication-quality export of Matlab figures and axes to various vector & bitmap formats

7 months ago | 1377 downloads |

Submitted

AVML - Matlab connector to Alpha-Vantage
Matlab connector to Alpha-Vantage

8 months ago | 3 downloads |

Submitted

cprintf - display formatted colored text in Command Window
Displays sprintf-formatted strings in the Command Window using the specified color/underline style

8 months ago | 123 downloads |

Answered
Matlab class property specification
Starting in 16a, you can use the new syntax as long as you don't specify the dimensions. In other words, the following 2 propery...

9 months ago | 2

| accepted

Submitted

str2number - Fast replacement for str2num and str2double
Fast replacement for str2num and str2double; converts simple scalar input string(s) to number(s)

10 months ago | 3 downloads |

Answered
Any simple ideas to improve performance of reading long (10 GB scale) .csv file?
If you need to read the entire file for some reason, then try to use parallelization with multiple workers. Each worker would re...

10 months ago | 0

Submitted

propertiesGUI - display data in editable context-aware table
propertiesGUI processes and displays a list of data property values in a context-aware GUI table

10 months ago | 7 downloads |

Answered
Operand stack and Execution stack Error using append_pdfs
append_pdfs only accepts PDF input files, not PNG files or any other non-PDF files

11 months ago | 0

Answered
How to add multiple styles to my uiTree?
This looks like an internal Matlab bug. Specifically, after deleting nodes, the uitree's internal StyleConfigurationStorage prop...

11 months ago | 0

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Answered
how to find brushed data
In the new graphics system (R2014b onward), the brushed data info can be extracted from the hidden/undocumented BrushHandles pro...

1 year ago | 1

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Answered
Exporting images (png) through export_fig - painfully slow
Try to either reduce the resolution (the -r450 part), or to save as a vector-graphics image (PDF/EPS) rather than a PNG bitmap.

1 year ago | 0

Answered
How to save very large image to original resolution
Try to use export_fig's sister image-export utility, ScreenCapture: https://www.mathworks.com/matlabcentral/fileexchange/24323-s...

1 year ago | 0