And since all this is executed asynchronously, without blocking, the main program thread can continue doing other work in the meantime.// Define a set of case classes for representing binary trees.Your profile information, photo and personal data can be entered at your leisure and you can start using the qeep network without it.The qeep interface is nicely laid-out (if you excuse the rather garish purple and green color scheme), and all of the things you can do are displayed neatly on the Homepage.Your photoblog will then be available for everyone else in the qeep community to see.A word of warning about this service though: not all of the photobloggers on the site are using it for innocently putting up pictures of their pets or great landscapes they've just seen.We were impressed by the speed in which you can get up and running with qeep.You just need to choose a username and a password to get started.
Access to resources like this is going to provide open doors for people that otherwise would be unable to enter labor forces of higher-paying jobs."There are more than 1,200 developer job openings every three months in Cincinnati and about 400 of those are for junior developers, which is what they train, said The Iron Yard CEO Peter Barth."Cincinnati is exploding on the tech employment front," Barth said.
In this interactive REPL session (Read-Eval-Print-Loop), we define a class and two functions.
You can observe that the compiler infers the result types of the functions automatically, as well as all the intermediate values. For-comprehensions can be used to register new callbacks (to post new things to do) when the future is completed, i.e., when the computation is finished.
Most of the time, you need not tell it the types of your variables.
Instead, its powerful type inference will figure them out for you.