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Technical articles

Technical articles

Speeding-up builtin Matlab functions – part 3

Built-in Matlab functions can often be profiled and optimized for improved run-time performance. This article shows a typical example.

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April 6, 2020 4 Comments

Improving graphics interactivity

Matlab R2018b added default axes mouse interactivity at the expense of performance. Luckily, we can speed-up the default axes.

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April 22, 2019 1 Comment

Interesting Matlab puzzle – analysis

Solution and analysis of a simple Matlab puzzle that leads to interesting insight on Matlab’s parser.

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April 9, 2019 1 Comment

Interesting Matlab puzzle

A simple Matlab puzzle that leads to interesting insight on Matlab’s parser.

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March 31, 2019 20 Comments

Undocumented plot marker types

Undocumented plot marker styles can easily be accesses using a hidden plot-line property.

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March 13, 2019 1 Comment

Matlab toolstrip – part 9 (popup figures)

Custom popup figures can be attached to Matlab GUI toolstrip controls.

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February 10, 2019 6 Comments

Matlab toolstrip – part 8 (galleries)

Matlab toolstrips can contain customizable gallery panels of items.

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February 3, 2019 5 Comments

Matlab toolstrip – part 7 (selection controls)

Matlab toolstrips can contain a wide variety of selection controls: popups, combo-boxes, and galleries.

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January 27, 2019 7 Comments

Matlab toolstrip – part 6 (complex controls)

Multiple types of customizable controls can be added to Matlab toolstrips

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January 21, 2019 4 Comments

Matlab toolstrip – part 5 (icons)

Icons can be specified in various ways for toolstrip controls and the app window itself.

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January 6, 2019 2 Comments

Matlab toolstrip – part 4 (control customization)

Matlab toolstrip components (controls) can be customized in various ways, including user-defined callbacks.

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December 30, 2018 No Comments

Reverting axes controls in figure toolbar

In R2018b the axes controls were removed from the figure toolbar, but this can be reverted.

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December 23, 2018 6 Comments

Matlab toolstrip – part 3 (basic customization)

Matlab toolstrips can be created and customized in a variety of ways.

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December 16, 2018 21 Comments

Matlab toolstrip – part 2 (ToolGroup App)

Matlab users can create custom Apps with toolstrips and docked figures.

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December 5, 2018 17 Comments

Matlab toolstrip – part 1

Matlab contains extensive toolstrip (ribbon) functionality that can be integrated in user programs (GUI).

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September 3, 2018 5 Comments

Matlab callbacks for uifigure JavaScript events

Matlab callback code can be attached to JavaScript events in web-based uifigures.

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August 15, 2018 3 Comments

Customizing web-GUI uipanel

We can customize Matlab’s new web-based GUI panels in many interesting ways. Here’s how…

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August 1, 2018 2 Comments

Scrollable GUI panels

Scrollbars can easily be added to Matlab panels, to enable scroll-panes of GUI controls and axes.

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July 25, 2018 3 Comments

Multi-threaded Mex

Tips for creating and debugging multi-threaded Mex functions are discussed.

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July 18, 2018 4 Comments

Plot legend customization

Matlab plot legends and their internal components can be customized using a variety of undocumented properties that are easily accessible.

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July 12, 2018 8 Comments

Sliders in Matlab GUI – part 2

Matlab contains a variety of ways to define/display slider controls in GUI windows.

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July 5, 2018 9 Comments

String/char compatibility

Backward compatibility of strings in function inputs is a challenge, that can be assisted with an undocumented builtin function.

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June 28, 2018 18 Comments

Blocked wait with timeout for asynchronous events

It is easy to convert asynchronous (streaming) events into a blocked wait in Matlab.

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May 13, 2018 No Comments

Speeding-up builtin Matlab functions – part 2

Built-in Matlab functions can often be profiled and optimized for improved run-time performance. This article shows a typical example.

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May 6, 2018 8 Comments

Speeding-up builtin Matlab functions – part 1

Built-in Matlab functions can often be profiled and optimized for improved run-time performance. This article shows a typical example.

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April 29, 2018 7 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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ActiveX (6) AppDesigner (9) Callbacks (31) Compiler (10) Desktop (38) Donn Shull (10) Editor (8) Figure (19) FindJObj (27) GUI (141) GUIDE (8) Handle graphics (78) HG2 (34) Hidden property (51) HTML (26) Icons (9) Internal component (39) Java (178) JavaFrame (20) JIDE (19) JMI (8) Listener (17) Malcolm Lidierth (8) MCOS (11) Memory (13) Menubar (9) Mex (14) Optical illusion (11) Performance (78) Profiler (9) Pure Matlab (187) schema (7) schema.class (8) schema.prop (18) Semi-documented feature (6) Semi-documented function (33) Toolbar (14) Toolstrip (13) uicontrol (37) uifigure (8) UIInspect (12) uitools (20) Undocumented feature (187) Undocumented function (37) Undocumented property (20)
Recent Comments
  • Nicholas (4 days 2 hours ago): Hi Yair, Thanks for the reply. I am on Windows 10. I also forgot to mention that this all works wonderfully out of the editor. It only fails once compiled. So, yes, I have tried a...
  • Nicholas (4 days 2 hours ago): Hi Yair, Thanks for the reply. I am on Windows 10. I also forgot to mention that this all works wonderfully out of the editor. It only fails once compiled. So, yes, I have tried a...
  • Yair Altman (4 days 9 hours ago): Nicholas – yes, I used it in a compiled Windows app using R2022b (no update). You didn’t specify the Matlab code location that threw the error so I can’t help...
  • Nicholas (5 days 6 hours ago): Hi Yair, Have you attempted your displayWebPage utility (or the LightweightHelpPanel in general) within a compiled application? It appears to fail in apps derived from both R2022b...
  • João Neves (8 days 10 hours ago): I am on matlab 2021a, this still works: url = struct(struct(struct(struct(hF ig).Controller).PlatformHost). CEF).URL; but the html document is empty. Is there still a way to do...
  • Yair Altman (11 days 9 hours ago): Perhaps the class() function could assist you. Or maybe just wrap different access methods in a try-catch so that if one method fails you could access the data using another...
  • Jeroen Boschma (11 days 12 hours ago): Never mind, the new UI components have an HTML panel available. Works for me…
  • Alexandre (11 days 13 hours ago): Hi, Is there a way to test if data dictionnatry entry are signal, simulink parameters, variables … I need to access their value, but the access method depends on the data...
  • Nicholas (12 days 3 hours ago): In case anyone is looking for more info on the toolbar: I ran into some problems creating a toolbar with the lightweight panel. Previously, the Browser Panel had an addToolbar...
  • Jeroen Boschma (15 days 10 hours ago): I do not seem to get the scrollbars (horizontal…) working in Matlab 2020b. Snippets of init-code (all based on Yair’s snippets on this site) handles.text_explorer...
  • Yair Altman (43 days 12 hours ago): m_map is a mapping tool, not even created by MathWorks and not part of the basic Matlab system. I have no idea why you think that the customizations to the builtin bar function...
  • chengji chen (43 days 18 hours ago): Hi, I have tried the method, but it didn’t work. I plot figure by m_map toolbox, the xticklabel will add to the yticklabel at the left-down corner, so I want to move down...
  • Yair Altman (51 days 11 hours ago): @Alexander – this is correct. Matlab stopped including sqlite4java in R2021b (it was still included in 21a). You can download the open-source sqlite4java project from...
  • Alexander Eder (57 days 7 hours ago): Unfortunately Matlab stopped shipping sqlite4java starting with R2021(b?)
  • K (63 days 18 hours ago): Is there a way to programmatically manage which figure gets placed where? Let’s say I have 5 figures docked, and I split it into 2 x 1, I want to place 3 specific figures on the...
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