Dolphins have excellent eyesight and hearing. Underwater they use echolocation. Echolocation is kind of like sonar where dolphins make a sound and then listen to the echo. Their hearing is so sensitive to these echoes that they can almost see objects in the water by hearing. This allows dolphins to locate food in cloudy or dark water.
Hello World - Writing, Compiling and Running a C++ Program. When you write a program, you use a development environment. Your development environment can be a basic text editor or a feature rich C++ integrated development environment (IDE).
What Programming language used for the web? Several languages are used. The initial version of the World Wide Web defined HTML. Since then several back-end languages have been defined that run on servers; PHP and ASPXâ¦ are the most common with varieties of Visual Basic and Visual C# being used alongside ASPX.