Spy Easter egg take 2
The default spy Easter-egg image in the spy function has recently changed.
Pure Matlab
Matlab's internal memory representation
Matlab's internal memory structure is explored and discussed.
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.
MLintFailureFiles or: Why can't I save my m-file?!
Sometimes Matlab gets into a state where it cannot use a valid m-file. This article explains what can be done.
Recovering previous editor state
Recovering the previous state of the Matlab editor and its loaded documents is possible using a built-in backup config file.
Command Window text manipulation
Special control characters can be used to format text output in Matlab's Command Window.
Types of undocumented Matlab aspects
This article lists the different types of undocumented/unsupported/hidden aspects in Matlab
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.
datestr performance
Caching is a simple and very effective means to improve code performance, as demonstrated for the datestr function.