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Preface This article aggregates the specific processing of send and recv when selecting 2 cases (1 send/recv case, 1 default case). For more content sharing, please follow the Public Number: Go Development Notes chansend select { case c <- v: ... foo default: ... bar } The bottom corresponding func is selectnbsend. selectnbsend // ...

Chapter 9 concurrency based on shared variables In the previous chapter, we used direct and natural methods such as goroutine and channel to implement concurrency. Sometimes they have some problems In this chapter, we will introduce the concurrency mechanism in more detail, especially the sharing of variables between goroutines. We will also ...

brief introductionWe know that the foundation of netty is channel and the selector on channel. Of course, as a nio framework, channel and selector are not only the foundation of netty, but also the foundation of all nio implementations.Similarly, we know that netty has many different protocols. These protocols communicate on the channel. Will t ...