Matlab toolstrip – part 1
Matlab contains extensive toolstrip (ribbon) functionality that can be integrated in user programs (GUI).
Semi-documented feature
Parsing XML strings
Matlab's xmlread function cannot process XML data directly, but this can easily be overcome.
Sending email/text messages from Matlab
Sending emails and SMS (text) messages from Matlab is easy, once you know a few quirks.
Types of undocumented Matlab aspects
This article lists the different types of undocumented/unsupported/hidden aspects in Matlab
Undocumented XML functionality
Matlab's built-in XML-processing functions have several undocumented features that can be used by Java-savvy users
Legend '-DynamicLegend' semi-documented feature
The built-in Matlab legend function has a very useful semi-documented feature for automatic dynamic update, which is explained here.