The constants module contains classes which define constants relating to HTTP data.
The ContentTypes class contains constants pertaining to different types of content.
A BMP image content.
CSS content.
A GIF image content.
An ICO image content.
JavaScript content.
JSON content.
An PNG image content.
Standard text HTML content.
The StatusCodes class contains constants pertaining to HTTP status codes.
The file not found status code.
The found status code.
The internal server error status code.
The moved permanently status code.
The OK status code.
The OperatingSystems class contains constants pertaining to the strings used to identify various operating systems.
The BeOS OS.
The Linux OS.
The Mac OS.
The OS/2 OS.
The OpenBSD OS.
The QNX OS.
The SearchBot OS.
The Sun OS OS.
The Windows 2000 OS.
The Windows 3.11 OS.
The Windows 7 OS.
The Windows 95 OS.
The Windows 98 OS.
The Windows ME OS.
The Windows NT 4.0 OS.
The Windows Server 2003 OS.
The Windows Vista OS.
The Windows XP OS.