A Microsoft .NET Framework event which occurs when the SelectedIndex property has changed.

A `HierarchicalDataTemplate` is a subclass of `DataTemplate` that allows you to bind directly to a hierarchy of objects

A context switch is the process of storing and restoring the state (context) of a process.

Kindle eBook Reader

Anything related to emoticons or "smileys", i.e. short sequences of ASCII characters (2 or 3 usually) that can be seen as little, stylized faces showing some kind of emotion. Emoticons date back to the origin of the Internet and have been and are used to convey "emotional information" in written messages.

An extended version of the Flex DataGrid control that provides features like column groups and renderers for non-text data.

Anything related to Electrically-Erasable Programmable Read Only Memory (EEPROM), a kind of non-volatile electronic memory technology. EEPROMs can be programmed and erased using only electrical signals and maintain their content also in absence of power supply. The now ubiquitous Flash memory is a specialized form of EEPROM. QUESTIONS ON STACK OVERFLOW MUST BE PROGRAMMING-RELATED, for other types of questions, post on another Stack Exchange site.

The arc4random() function returns pseudo-random numbers in the range of 0 to (2*32)-1

yaml-cpp is an open source C++ library, for parsing and emitting YAML.