getundoc – get undocumented object properties
getundoc is a very simple utility that displays the hidden (undocumented) properties of a specified handle object.
Medium risk of breaking in future versions
Controlling plot data-tips
Data-tips are an extremely useful plotting tool that can easily be controlled programmatically.
Uitable customization report
Matlab's uitable can be customized in many different ways. A detailed report explains how.
More undocumented timing features
There are several undocumented ways in Matlab to get CPU and clock data
Color selection components
Matlab has several internal color-selection components that can easily be integrated in Matlab GUI
Minimize/maximize figure window
Matlab figure windows can easily be maximized, minimized and restored using a bit of undocumented magic powder
Datenum performance
The performance of the built-in Matlab function datenum can be significantly improved by using an undocumented internal help function
Blurred Matlab figure window
Matlab figure windows can be blurred using a semi-transparent overlaid window - this article explains how
Transparent Matlab figure window
Matlab figure windows can be made fully or partially transparent/translucent or blurred - this article explains how
Enable/disable entire figure window
Disabling/enabling an entire figure window is impossible with pure Matlab, but is very simple using the underlying Java. This article explains how.