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Technical articles

Technical articles

Using JIDE combo-boxes

Matlab includes many custom JIDE combo-box controls that can be used in Matlab GUIs out of the box.

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October 16, 2013 2 Comments

Editable combo-box

Matlab’s popup menu (combo-box) control is quite limited in its abilities. This article explains how we can work around these limitations.

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October 9, 2013 20 Comments

Editbox data input validation

Undocumented features of Matlab editbox uicontrols enable immediate user-input data validation

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October 2, 2013 7 Comments

Customizing editboxes

Matlab’s editbox can be customized in many useful manners

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September 25, 2013 9 Comments

Rich-contents log panel

Matlab listboxes and editboxes can be used to display rich-contents HTML-formatted strings, which is ideal for log panels.

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September 18, 2013 15 Comments

Variables Editor scrolling

The Matlab Variables Editor can be accessed to provide immediate scrolling to a specified cell location.

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September 11, 2013 6 Comments

Function definition meta-info

There are multiple ways to retrieve meta-info about functions in Matlab.

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September 4, 2013 6 Comments

Allocation performance take 2

The clear function has some non-trivial effects on Matlab performance.

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August 14, 2013 6 Comments

treeTable

A description of a sortable, groupable tree-table control that can be used in Matlab is provided.

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August 6, 2013 87 Comments

Sparse data math info

Matlab contains multiple libraries for handling sparse data. These can report very detailed internal info.

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July 31, 2013 2 Comments

Undocumented Matlab MEX API

Matlab’s MEX API contains numerous undocumented functions, that can be extremely useful.

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July 24, 2013 6 Comments

Math libraries version info & upgrade

Matlab exposes undocumented info about its internal math libraries; these libraries can be upgraded manually.

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July 17, 2013 7 Comments

JGit-Matlab integration

JGit source-control integration package can easily be integrated in Matlab.

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July 10, 2013 6 Comments

Waterloo graphics animation and web deployment

Waterloo graphics can be updated very quickly in Matlab, enabling plot animation; web deployment of the graphics is also possible.

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July 3, 2013 12 Comments

Waterloo graphics beta

The Waterloo graphics library extends Matlab graphics with numerous customizable plots that can be embedded in Matlab figures.

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June 26, 2013 11 Comments

Using Java 7 in Matlab R2013a and earlier

Java 7 can be installed on Matlab releases that currently have Java 6. This article describes the process.

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June 19, 2013 15 Comments

A couple of internal Matlab bugs and workarounds

A couple of undocumented Matlab bugs have simple workarounds.

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June 12, 2013 4 Comments

Matlab-Latex interface

Matlab’s support for Latex has some hidden quirks

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June 5, 2013 14 Comments

Real-time trading system demo

A real-time Matlab-based end-to-end trading system demo is presented

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May 29, 2013 1 Comment

Displaying animated GIFs

It is possible to easily display animated images in Matlab figure windows.

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May 22, 2013 16 Comments

HG2 update

HG2 appears to be nearing release. It is now a stable mature system.

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May 15, 2013 134 Comments

Improving save performance

There are many different ways of improving Matlab’s standard save function performance.

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May 8, 2013 19 Comments

New York City visit, 21-24 May 2013

I will be visiting New York 21-24 May 2013 to speak at the Matlab Computational Finance Conference.

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May 1, 2013 2 Comments

Improving fwrite performance

Standard file writing performance can be improved in Matlab in surprising ways.

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April 24, 2013 11 Comments

Setting class property types

Matlab’s class properties have a simple and effective mechanism for setting their type.

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April 18, 2013 40 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 (9 hours 40 minutes ago): Yair, this works wonderfully! I can’t thank you enough!
  • Collin (2 days 13 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 (3 days 5 hours ago): Collin, What version of MATLAB are you using?
  • Collin (8 days 11 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 (10 days 6 hours ago): FFT-based convolution is circular whereas MATLAB’s conv functions have several options (‘valid’, ‘same’, ‘full’) but unfortunately not...
  • Seth (10 days 9 hours ago): No luck with removing the space.
  • Seth (10 days 11 hours ago): The javascript code works fine running the application from the 2019b desktop version and the 2016b deployed version.
  • Seth (10 days 11 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 11 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 11 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 12 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 12 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 14 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 12 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 12 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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