Go is a very efficient language that highly supports concurrency and has two artifacts, Goroutine and Channel. Goroutines and the channel-based concurrency approach make it very easy to use all available CPU cores and handle concurrent IO.
The operating environment of this tutorial: windows10 system, GO 1.11.2, thinkpad t480 computer.
The reason why the go language is suitable for concurrency
Go is a very efficient language that highly supports concurrency. The Go language can be said to be a perfect fusion of development efficiency and operating efficiency, with inherent support for concurrent programming. Go language supports all current programming paradigms, including procedural programming, object-oriented programming, interface-oriented programming, and functional programming. Programmers can get what they need, combine them freely, and play whatever they want.
Parallel and asynchronous programming are almost painless. The two artifacts of Go language, Goroutine and Channel, are simply huge blessings for concurrent and asynchronous programming. The concurrency and asynchronous methods of languages such as C, C, Java, Python and JavaScript are too complex to control and prone to errors, and Go solves this problem very elegantly and smoothly. For programmers who have suffered from concurrency and asynchronous programming for many years, this is a completely eye-catching feeling. Go is a programming language developed for big data, microservices, and concurrency.
Go as a language strives to make things simple. It doesn't introduce many new concepts, but focuses on creating a simple language that is incredibly fast and easy to use. Its only innovations are goroutines and channels. Goroutines are Go's lightweight thread-oriented approach, and channels are the preferred way of communicating between goroutines.
The cost of creating Goroutines is very low, requiring only a few thousand bytes of additional memory, which makes it possible to run hundreds or even thousands of goroutines simultaneously. Communication between goroutines can be achieved with the help of channels. Goroutines and the channel-based concurrency approach make it very easy to use all available CPU cores and handle concurrent IO. Compared to Python/Java, running a function on a goroutine requires minimal code.
Recommended learning: Golang tutorial
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