NETLink[] returns the MathLink LinkObject that is used to communicate with the .NET/Link .NET runtime.
NETObjectQ[expr] gives True if expr is a valid reference to a .NET object, and False otherwise.
SameObjectQ[object_1, object_2] returns True if and only if the NETObject expressions object_1 and object_2 refer to the same .NET object.
SetComplexType[type] tells .NET/Link to map the specified type to Mathematica Complex numbers.
$InstalledServices is a list of the installed web service operations.
$PrintShortErrorMessages specifies whether error messages from the web service operations will be shortened for the user to avoid long, intimidating error messages.
InterpolateRoot[lhs == rhs, {x, x_0, x_1}] searches for a numerical solution to the equation lhs == rhs using x_0 and x_1 as the first two values of x.
SQLBinary[data] represents raw binary data that can be stored in a database.
SQLColumnNames[conn] returns a list of {table, name} pairs for each column in an SQL connection.
SQLUpdate[conn, table, cols, data] updates data in a table in an SQL connection.