What http request header is used to identify the acceptable content types that can be returned?

The isometric projection camera technique provides an illusion of perspective by using things like parallax scrolling to create the illusion of 3d in a 2d game

What is estimated time of arrival (eta)? a device that measures the acceleration (the rate of change of velocity) of an item and is used to track truck speeds or taxi cab speeds a gps technology adventure game that posts the longitude and latitude location for an item on the internet for users to find a north/south measurement of position the time of day of an expected arrival at a certain destination and is typically used for navigation applications

Idon’t understand the double8 coding problem. it is java