Copyright © 2017 Fantasyland Institute of Learning. All rights reserved.
A function is a mapping from one set, called a domain, to another set, called the codomain. A function associates every element in the domain with exactly one element in the codomain. In Scala, both domain and codomain are types.
val square : Int => Int = x => x * x
| import java.net.InetSocketAddress | |
| import scala.xml.{Elem, XML} | |
| import org.jboss.netty.buffer.ChannelBuffers | |
| import org.jboss.netty.util.CharsetUtil.UTF_8 | |
| import com.twitter.finagle.Service; | |
| import com.twitter.finagle.builder.ClientBuilder; | |
| import com.twitter.finagle.http.{Http, RequestBuilder}; | |
| import org.jboss.netty.handler.codec.http._ | |
| import org.jboss.netty.buffer.ChannelBuffers.wrappedBuffer | |
| import java.net.URL |