Low-Level System Spelunking

The Wolfram System is a large and complex software system. Although strongly not supported for production purposes, it is sometimes instructive to "spelunk" in the system, looking at low-level organization and obscure features.

Names complete lists of symbol names matching a pattern (e.g. "*`*")

Contexts give complete lists of contexts for symbol names

SystemOptions low-level system options

Show Expression () show the symbolic structure of notebook contents

Option Inspector inspect lists of front end options

Options get a complete list of options for $FrontEnd

Trace trace every step in the evaluation of an expression

Stack show the state of the complete evaluation stack