1.1 Uniform Resource Locators (URLs)
 1.2 Input Streams from URLs
 1.3 Connections and Input Streams Separated
 1.4 Server Response Headers
 1.5 Customizing Client Request Properties
 1.6 Customizing Client Setup Parameters
 1.7 Uniform Resource Identifier (URI)
 1.8 URI Encoding
 1.9 Resources