SetComplexType[type] tells .NET/Link to map the specified type to Mathematica Complex numbers.
SymbolicOpenCLBlockDimension[dim] is a symbolic representation of an OpenCL kernel block dimension call.
SymbolicOpenCLBlockIndex[dim] is a symbolic representation of an OpenCL kernel block index call.
SymbolicOpenCLKernelIndex[dim] is a symbolic representation of an OpenCL kernel index call.
SymbolicOpenCLThreadIndex[dim] is a symbolic representation of an OpenCL kernel thread index call.
$InstalledServices is a list of the installed web service operations.
The CCompilerDriver package lets you work with C compilers that are installed on your computer. It lets you build executables, libraries, and object files from C source code. ...
$CUDALinkPath is the path to the CUDALink application.
Widget["Tree"] represents a tree.
LibraryFunctionError[name, code] represents an error returned from a LibraryFunction.