We can use Golang “bufio” package along with the “os” package to read the contents of a file line by line. The process to read a text file line by line include the following steps: Use os.open() function to open the file. Use bufio.NewScanner() function to create the file scanner. Use bufio.ScanLines() function with the […]
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We can define a variable outside the function, these are called Golang Global Variables. These variables can be accessed by any function in the package. Golang Global Variables Example Let’s have a look at a simple example of global variable in Golang. When you execute the above code, the output will be: Global Variables are
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Since its creation, Golang has been gaining popularity amongst programmers. Many developers and teams are moving to Golang from other languages like Python, Ruby, and Node. There are numerous reasons for moving to https://go.dev/: Resource optimization Concurrency Efficiency High Speed Scalability The most common reasons developers love the language are the high speed it provides
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Source codes are indispensable. Therefore, version control systems are an equally significant asset. Version control systems are essential for software teams because of the secure management features they provide. Of all the version control systems out there, Git is, without a doubt, the most popular option. In fact, it has practically turned into the default
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Today, we will be discussing content delivery networks (CDNs). A CDN is a distributed network of edge servers that facilitates the delivery of web content to users across the globe. Traditionally, most companies rely on a single origin server and scale it horizontally to support their user base. Such structures can cause additional packet losses,
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Most of the things around us are done through coding: software for designers, robots in factories, engineering calculations and design, and so on. In the modern world, this area has become an integral part of work, education, and recreation. In 2021, it is very important to know at least a few programming languages – this
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There are three easy ways to convert byte array to string in Golang. 1. Byte Array to String using Slice This is the easiest way to convert the byte array to string. We can pass the byte array to the string constructor with slicing. Let’s look at a simple example. Output: String = GOLANG 2.
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Sometimes we have to convert int64 to string in Golang. We can use different functions to achieve this. Using strconv.Itoa() to convert Golang int64 to string Golang strconv.Itoa() function can be used to convert int64 to string. Let’s have a look at a simple example. Output: 97 Why not use string() to convert int64 to
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Stings are always defined using characters or bytes. In Golang, strings are always made of bytes. Go uses UTF-8 encoding, so any valid character can be represented in Unicode code points. What is Golang rune? A character is defined using “code points” in Unicode. Go language introduced a new term for this code point called
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In this tutorial, we’ll be looking at how we can use the Gorilla Websocket package in Golang. This library provides us with easy to write websocket client/servers in Go. It has a working production quality Go implementation of the websocket protocol, which enables us to deal with stateful http connections using websockets. The main repository
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