MultilaunchWarning is a global option that specifies whether a warning is given when you try to modify user preferences while running two copies of Mathematica simultaneously.
FileBaseName["file"] gives the base name for a file without its extension.
FileExtension["file"] gives the file extension for a file name.
FileNameSplit["filename"] splits a file name into a list of parts.
Definition[symbol] prints as the definitions given for a symbol.
Grid
(Built-in Mathematica Symbol) Grid[{{expr_11, expr_12, ...}, {expr_21, expr_22, ...}, ...}] is an object that formats with the expr_ij arranged in a two-dimensional grid.
NB
(Mathematica Import/Export Format) Registered MIME types: application/mathematica, application/vnd.wolfram.mathematica Mathematica notebooks. Used for storing and exchanging Mathematica input and output and ...
Dynamic behavior is added to a GUIKit user interface by executing Mathematica code. This lets one part of the definition interact with another, for example, specifying the ...
Dividers is an option for Grid and related constructs that specifies where and how to draw divider lines.
CreateDocument[] creates an empty document notebook and opens it in the front end.CreateDocument[expr] creates and opens a document notebook containing the expression ...