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Technical articles

Technical articles

Setting class property types – take 2

R2016a saw the addition of class property types. However, a better alternative has existed for many years.

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April 27, 2016 11 Comments

Smart listbox & editbox scrollbars

Matlab listbox and multi-line editbox scrollbars can easily be made smarter, for improved appearance.

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April 20, 2016 6 Comments

Faster findjobj

the ubiquitous findjobj utility has been significantly improved for speed for the most common use case.

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April 11, 2016 11 Comments

Adding a search box to figure toolbar

An interactive search-box can easily be added to a Matlab figure toolbar for enhanced user experience.

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March 30, 2016 3 Comments

Public Matlab presentations

I present a professional pairs-trading and analysis program in Matlab conferences in Tel Aviv and Munich.

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March 23, 2016 4 Comments

Secure SSL connection between Matlab and PostgreSQL

It is tricky, but quite possible, to use SSL to connect Matlab to a PostgreSQL database.

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March 18, 2016 No Comments

Customizing contour plots part 2

The contour lines of 3D Matlab plot can be customized in many different ways. This is the 2nd article on this issue.

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March 9, 2016 5 Comments

Munich Germany visit, 9-11 May 2016

I will be visiting clients in Munich, Germany between May 9-11, 2016 for advanced Matlab training and consulting.

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February 27, 2016 No Comments

Better MEX error messages

The default clunky and release-incompatible MEX error messages can be improved using a simple hack.

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February 24, 2016 2 Comments

Simple GUI Tabs for Advanced Matlab Trading App

A new File Exchange utility enables to easily design GUI tabs using Matlab’s GUIDE

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February 17, 2016 15 Comments

Quirks with compiled Matlab DLLs

Several quirks with Matlab-compiled DLLs are discussed and workarounds suggested.

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February 10, 2016 No Comments

Convolution performance

Matlab’s internal implementation of convolution can often be sped up significantly using the Convolution Theorem.

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February 3, 2016 7 Comments

I am hiring a Matlab programmer (Tel Aviv)

I am hiring a Matlab programmer in the Tel Aviv area

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January 24, 2016 1 Comment

Graphic sizing in Matlab R2015b

Matlab release R2015b’s new “DPI-aware” nature broke some important functionality. Here’s what can be done…

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January 20, 2016 8 Comments

Programmatic shortcuts manipulation – part 2

Non-standard shortcut controls and customizations can easily be added to the Matlab desktop.

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December 30, 2015 6 Comments

Programmatic shortcuts manipulation – part 1

Matlab Desktop shortcuts can be programmatically accessed and customized.

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December 23, 2015 7 Comments

Solving a Matlab MCOS bug

Matlab has a bug with handling multi-element class-access constructs. This post explains the problem and solution.

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December 2, 2015 10 Comments

Customizing contour plots

Contour labels, lines and fill patches can easily be customized in Matlab HG2.

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November 18, 2015 12 Comments

Figure keypress modifiers

The figure’s CurrentModifier property provides a simple and consistent way to retrieve keypress modifiers: alt-, control- and shift-clicks.

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November 4, 2015 6 Comments

Enabling user callbacks during zoom/pan

Matlab zoom, pan and rotate3d modes hijack the user’s figure callbacks, but this can be overridden.

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October 28, 2015 14 Comments

Hyperlink text labels

Hyperlink labels can easily be added to Matlab GUIs.

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October 21, 2015 5 Comments

Font selection components

Several built-in components enable programmatic font selection in Matlab GUI – this article explains how.

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October 7, 2015 3 Comments

Adding dynamic properties to graphic handles

It is easy and very useful to attach dynamic properties to Matlab graphics objects in run-time.

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September 16, 2015 4 Comments

Callback functions performance

Using anonymous functions in Matlab callbacks can be very painful for performance. Today’s article explains how this can be avoided.

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September 9, 2015 12 Comments

Solving an mput (FTP) hang problem

Matlab may hang when using passive FTP commands such as mput and dir. A simple workaround is available to fix this.

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August 19, 2015 3 Comments
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Recent Posts

Speeding-up builtin Matlab functions – part 3

Improving graphics interactivity

Interesting Matlab puzzle – analysis

Interesting Matlab puzzle

Undocumented plot marker types

Matlab toolstrip – part 9 (popup figures)

Matlab toolstrip – part 8 (galleries)

Matlab toolstrip – part 7 (selection controls)

Matlab toolstrip – part 6 (complex controls)

Matlab toolstrip – part 5 (icons)

Matlab toolstrip – part 4 (control customization)

Reverting axes controls in figure toolbar

Matlab toolstrip – part 3 (basic customization)

Matlab toolstrip – part 2 (ToolGroup App)

Matlab toolstrip – part 1

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Recent Comments
  • Nicholas (1 hour 6 minutes ago): Yair, this works wonderfully! I can’t thank you enough!
  • Collin (2 days 4 hours ago): Seth Good point, I am using 2022b, mathworks seems to have started using CEF browsers from 2019a, best I can tell. take a look at the package com.mathworks.toolbox.matla...
  • Seth (2 days 20 hours ago): Collin, What version of MATLAB are you using?
  • Collin (8 days 3 hours ago): Seth, I have had some success executing javascript that requires no return value by executing it directly (sort of) on the org.cef.browser.CefBrowser that a...
  • Coo Coo (9 days 22 hours ago): FFT-based convolution is circular whereas MATLAB’s conv functions have several options (‘valid’, ‘same’, ‘full’) but unfortunately not...
  • Seth (10 days 0 hours ago): No luck with removing the space.
  • Seth (10 days 2 hours ago): The javascript code works fine running the application from the 2019b desktop version and the 2016b deployed version.
  • Seth (10 days 2 hours ago): I have been using this browser functionality in 2016b because it works fully in deployed applications in that version. However, because of Java 7 being flagged as a security risk, I...
  • Yair Altman (10 days 2 hours ago): I’ve never tested javascript callbacks, but perhaps you should try removing the extra space after the “matlab:” protocol specifier. Does it make any difference?
  • Seth (10 days 3 hours ago): I have been using this functionality in 2016b since it works in deployed applications and have not had a reason to need to upgrade but with java 7 being flagged as a security risk I am...
  • KEVIN (30 days 3 hours ago): I apologize, I intended my response to fall under ‘T’ but did not seem to work. I was referring to the bit of code posted by ‘T’ regarding the toolgroup and...
  • Yair Altman (30 days 4 hours ago): It is not clear from your comment which code exactly you are referring to and what you see differently in 19b vs. 20b, so I cannot assist with your specific query. In general I...
  • Kevin (31 days 5 hours ago): Any ideas on why this bit of code looks fine in say R2020b but produces an incorrect image in R2019b? I’m not seeing any error printouts that suggest it’s unhappy with the...
  • Yair Altman (50 days 4 hours ago): titleStr = char(hFig.Name); if strcmpi(hFig.NumberTitle,'on') prefix = ['Figure ' num2str(hFig.Number)]; if ~isempty(titleStr) titleStr = [prefix ': ' titleStr]; else titleStr...
  • T (56 days 4 hours ago): Mathworks has indeed been migrating its Java-based apps (like the PIDtuner, as you mentioned) to html-based ones (uifigures) so that they can be used in Matlab online. If you drill a bit...
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