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In May 2012, I will hold public training courses in Geneva, Switzerland and Tel-Aviv, Israel. Anyone interested please email me (altmany at gmail dot com) for more details. 
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Recent Posts
- Preallocation performance
- Customizing menu items part 3
- Customizing menu items part 2
- Customizing menu items part 1
- Setting axes tick labels format
- Specialized Matlab plots
- Spy Easter egg take 2
- Extending a Java class with UDD
- Expanding urlread capabilities
- Matlab’s internal memory representation
- Java stack traces in Matlab
- Profiling Matlab memory usage
- New training courses
- Using Java Collections in Matlab
- Matlab mex in-place editing
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Recent Comments
- Héctor (14 hours 57 minutes ago): I run on windows 7, Matlab R2010a. My Matlab has been doing things for 2 days and was release from heavy duty 5 minutes ago. This...
- Yair Altman (20 hours 51 minutes ago): @Anubhav – try using Matlab’s built-in opentoline function
- Michelle (1 day 7 hours ago): Thank you!!
- Daniel (1 day 16 hours ago): I can recreate Yair’s differences between data1 = zeros(1000,3000); and data2(1000,3000) = 0; on 32-bit Windows XP 32 with...
- Marc (2 days 7 hours ago): Of course it’s good to profile first, then use this technique if warranted. Otherwise, write clear, simple code that’s...
- Ludwig (2 days 11 hours ago): Ok. Thanks a lot. I will see how far I get on my own before resorting to contacting you.
- Yair Altman (2 days 12 hours ago): @Ludwig – I don’t believe that there is any specific place that explains this in detail for uitabgroup. If you...
- Ludwig (2 days 12 hours ago): Wow, didnt expect to hear back from you this fast or even at all. Thanks. What you describe sounds simple enough but I must admit I...
- Yair Altman (2 days 12 hours ago): @Chris & Richard: perhaps this is platform or situation dependent. On my Windows XP running both R2010b and R2012a,...
- Yair Altman (2 days 12 hours ago): @Ludwig – SelectionChangeFcn is a property of the uitabgroup. You can create your own callback function and set...
Category Archives: Stock Matlab function
Matlab-Java memory leaks, performance
Internal fields of Java objects may leak memory – this article explains how to avoid this without sacrificing performance.
Categories: Java, Low risk of breaking in future versions, Memory, Semi-documented feature, Stock Matlab function
Tags: Callbacks, Java, Memory, Performance
20 Comments
Tags: Callbacks, Java, Memory, Performance
20 Comments
Command Window text manipulation
Special control characters can be used to format text output in Matlab’s Command Window.
Categories: Desktop, Low risk of breaking in future versions, Stock Matlab function
Tags: Pure Matlab
3 Comments
Tags: Pure Matlab
3 Comments
Determining axes zoom state
The information of whether or not an axes is zoomed or panned can easily be inferred from an internal undocumented object.
Multi-line tooltips
Multi-line tooltips are very easy to set up, once you know your way around a few undocumented hiccups.
Categories: GUI, Low risk of breaking in future versions, Stock Matlab function, Undocumented feature
Tags: GUI, HTML, Pure Matlab, Tooltip
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Tags: GUI, HTML, Pure Matlab, Tooltip
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datestr performance
Caching is a simple and very effective means to improve code performance, as demonstrated for the datestr function.
Categories: Low risk of breaking in future versions, Stock Matlab function
Tags: Performance, Pure Matlab
5 Comments
Tags: Performance, Pure Matlab
5 Comments
Reading non-Latin text files
A workaround that enables reading non-Latin text files in Matlab is shown
Categories: Low risk of breaking in future versions, Stock Matlab function
Tags: Pure Matlab, Simulink
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Tags: Pure Matlab, Simulink
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