October 2015
Beginner to intermediate
400 pages
14h 44m
English
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8. Goroutines and Channels
Concurrent programming, the expression of a program as a composition of several autonomous activities, has never been more important than it is today. Web servers handle requests for thousands of clients at once. Tablet and phone apps render animations in the user interface while simultaneously performing computation and network requests in the background. Even traditional batch problems—read some data, compute, write some output—use concurrency to hide the latency of I/O operations and to exploit a modern computer’s many processors, which every year grow in number but not in speed.
Go enables two styles of concurrent programming. This chapter presents goroutines and channels, which support communicating sequential ...
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