Welcome to tutorial no. 25 in Golang tutorial series. In this tutorial, we will learn about mutexes. We will also learn how to solve race conditions using mutexes and channels. Critical section Before jumping to mutex, it is important to understand the concept of critical section in concurrent programming. When a …

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Welcome to tutorial no. 24 in Golang tutorial series. What is select? The select statement is used to choose from multiple send/receive channel operations. The select statement blocks until one of the send/receive operations is ready. If multiple operations are ready, one of them is chosen at random. The syntax is …

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Welcome to tutorial no. 23 in Golang tutorial series. What are buffered channels? All the channels we discussed in the previous tutorial were basically unbuffered. As we discussed in the channels tutorial in detail, sends and receives to an unbuffered channel are blocking. It is possible to create a channel with a …

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Welcome to tutorial no. 22 in Golang tutorial series. In the previous tutorial, we discussed about how concurrency is achieved in Go using Goroutines. In this tutorial we will discuss about channels and how Goroutines communicate using channels. What are channels Channels can be thought of as pipes using which …

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Welcome to tutorial no. 21 in Golang tutorial series. In the previous tutorial, we discussed concurrency and how it is different from parallelism. In this tutorial, we will discuss how concurrency is achieved in Go using Goroutines. What are Goroutines? Goroutines are functions or methods that run concurrently with …

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Welcome to tutorial no. 20 in Golang tutorial series. Go is a concurrent language and not a parallel one. Before discussing how concurrency is taken care in Go, we must first understand what is concurrency and how it is different from parallelism. What is concurrency? Concurrency is the capability to deal with lots of …

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Welcome to tutorial no. 19 in Golang tutorial series. This is the second part in our 2 part interface tutorial. In case you missed the first part, you can read it here interfaces-part-1. Implementing interfaces using pointer receivers vs value receivers All the interfaces we discussed in part 1 were implemented using …

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Welcome to tutorial no. 18 in Golang tutorial series. This is the first part in our 2 part interface tutorial. What is an interface? In Go, an interface is a set of method signatures. When a type provides definition for all the methods in the interface, it is said to implement the interface. Interface specifies what …

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Welcome to tutorial no. 17 in Golang tutorial series. Introduction A method is just a function with a special receiver type between the func keyword and the method name. The receiver can either be a struct type or non-struct type. The syntax of a method declaration is provided below. func (t Type) methodName(parameter …

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Welcome to tutorial no. 16 in our Golang tutorial series. What is a struct? A struct is a user-defined type that represents a collection of fields. It can be used in places where it makes sense to group the data into a single unit rather than having each of them as separate values. For instance, an employee has a …

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