StringFormat["string"] attempts to determine what ImportString format could be used to import the string " string".
SuspendPacket[] is a MathLink packet used for synchronization with the Mathematica kernel.
SystemOptions["name"] gives the current setting for the internal system option with the specified name.SystemOptions[] gives the current settings for all settable internal ...
ToLowerCase[string] yields a string in which all letters have been converted to lowercase.
Unitize
(Built-in Mathematica Symbol) Unitize[x] gives 0 when x is zero, and 1 when x has any other numerical value.
UnsetShared[s_1, s_2, ...] stops the sharing of the variables or functions s_i among parallel kernels.UnsetShared[patt] stops the sharing of all variables and functions whose ...
VertexWeight is an option and property for Graph and related functions that specifies a vertex weight.
$BatchOutput is True if output in the current session is being sent in batch mode, suitable for reading by other programs.
Using Previous Results Defining Variables Values for Symbols
Introduction to Dynamic Advanced Dynamic Functionality