Profiler

Viewing saved profiling results

We can easily use saved profiling results to analyze, view and compare profiling results of multiple runs.

May 18, 2016 No Comments Read More »

Buggy Profiler option

a bug exists in the profiler that prevents usage of its documented CPU timing functionality.

October 31, 2012 6 Comments Read More »

Undocumented Profiler options part 4

Several undocumented features of the Matlab Profiler can make it much more useful - part 4 of series.

October 3, 2012 One Comment Read More »

Undocumented Profiler options part 3

An undocumented feature of the Matlab Profiler can report call history timeline - part 3 of series.

September 26, 2012 4 Comments Read More »

Undocumented Profiler options part 2

Several undocumented features of the Matlab Profiler can make it much more useful - part 2 of series.

September 19, 2012 One Comment Read More »

Profiling Matlab memory usage

mtic and mtoc were a couple of undocumented features that enabled users of past Matlab releases to easily profile memory usage.

February 29, 2012 8 Comments Read More »

Datenum performance

The performance of the built-in Matlab function datenum can be significantly improved by using an undocumented internal help function

May 4, 2011 14 Comments Read More »

Plot performance

Undocumented inner plot mechanisms can significantly improve plotting performance

June 16, 2010 36 Comments Read More »

Undocumented profiler options

The Matlab profiler has some undocumented options that facilitate debugging memory bottlenecks and JIT (Just-In-Time Java compilation) problems.

April 2, 2009 23 Comments Read More »

SKM (21 days 7 hours ago): It is 10 years since the original article, but I would like to bring to attention that such issues have not yet been resolved. For example, programmatically opening and closing files in...
Yair Altman (51 days 17 hours ago): @Ken – I cannot reproduce your report, it works as expected for me even on R2022b
Yair Altman (51 days 20 hours ago): try to use the waitfor function
Danila Berezin (56 days 8 hours ago): Hi I have a similar issue. Did you find a workaround for this?
Ken Johnson (64 days 21 hours ago): Why does the second catch block in this code example not work? (It works if you restart MATLAB and then omit the first try-catch block.) try a = [0,0;0,0]\[1;1]; catch...
Santiago (69 days 11 hours ago): It works perfectly. Thanks so much.
Yair Altman (69 days 17 hours ago): Santiago – you can get the mouse X,Y positions from the Java eventData object (getX(), getY()), convert this into a point (p=java.awt.Point(x,y)), then use the JTable...
Santiago (70 days 9 hours ago): Hi Yair. I’m using the MouseReleasedCallback but I need to get the indices of the selected cell. I can get them without problems with left clicks but, if I try to do it with...
Yair Altman (88 days 13 hours ago): Adam – perhaps there is a builtin syntax-pane control for uifigures, but I am not aware of one. Perhaps you can try to implement a uihtml panel with a GeSHi...
Yair Altman (88 days 13 hours ago): Marcel – 12 years and ~25 releases since I wrote this article, it is no surprise at all that some things no longer work the same way. In fact, the surprising thing is that...
Yair Altman (88 days 13 hours ago): See the documentation of the uitree function. The text in my article refers to the legacy (Java-based) uitree version, which is not documented, whereas it is documented and...
SOULEYMANE Zakaria (93 days 18 hours ago): Hello. Thank you for sharing. I would like to know if someone could help me with the syntax it takes to use uitree on “Appdesigner”. When I use the syntax you...
Nicholas (94 days 6 hours ago): Hello Yair, Have you, or anyone else, had an opportunity to try this demo in R2022a/b? I cannot get the HTMLBrowserPanel object to update with html text (nor with an html file, if...
Marcel (106 days 19 hours ago): Hi, I am trying to set the legend to Static, but this command seems not to work in R2022a anymore: set(gca,’LegendColorbarL isteners’,[]); Any ideas? THANKS / marcel
Gres (106 days 23 hours ago): In 2018b, you can get the icons by calling [hh,icons,plots,txt] = legend({‘Line 1’});