Found 33676 Articles for Programming

How to iterate over an Array using for loop in Golang?

Siva Sai
Updated on 08-May-2023 11:02:45

469 Views

Arrays are a fundamental data structure in Go that allow you to store a fixed-size sequence of elements of the same type. One of the most common operations you will perform on an array is to iterate over its elements to process them in some way. In this article, we will discuss how to iterate over an array using a for loop in Go. Iterating Over an Array Using a for loop in Go In Go, you can iterate over the elements of an array using a for loop. Here is the syntax for iterating over an array using a ... Read More

How to instantiate Struct using new keyword in Golang?

Siva Sai
Updated on 08-May-2023 11:39:55

790 Views

In Go, a struct is a composite data type that groups together zero or more values of different types. Structs can be created in several ways, including using the new keyword. In this article, we will discuss how to instantiate a struct using the new keyword in Go. What is the new keyword in Go? The new keyword in Go is a built-in function that allocates memory for a new value of a specified type and returns a pointer to it. The allocated memory is set to zero, which means that the new value will have its zero value for ... Read More

How to instantiate Struct Pointer Address Operator in Golang?

Siva Sai
Updated on 08-May-2023 10:55:14

844 Views

In Golang, struct pointers are used to create a pointer to a struct, which allows for more efficient memory management and manipulation of struct fields. In this article, we will discuss how to instantiate a struct pointer using the address operator in Golang. Step 1: Define the Struct The first step in instantiating a struct pointer is to define the struct itself. For example, let's define a simple struct representing a person with a name and age − type Person struct { name string age int } Step 2: Create a Struct ... Read More

How to Get Uint64 Type Random Number in Golang?

Siva Sai
Updated on 08-May-2023 10:54:20

527 Views

In Golang, generating random numbers is a common task for many developers. While there are various methods for generating random numbers, it is important to use the correct type of number for your particular use case. In this article, we will focus on generating Uint64 type random numbers in Golang. Step 1: Importing the Math/rand Package To generate random Uint64 numbers, we need to import the "math/rand" package into our Golang program. This package contains a set of functions for generating pseudo-random numbers. Step 2: Setting the Seed The next step is to set the seed for the random number ... Read More

How to Get Uint32 Type Random Number in Golang?

Siva Sai
Updated on 08-May-2023 10:53:05

435 Views

In Golang, generating random numbers is a common task for many developers. While there are various methods for generating random numbers, it is important to use the correct type of number for your particular use case. In this article, we will focus on generating Uint32 type random numbers in Golang. Step 1: Importing the Math/rand Package To generate random Uint32 numbers, we need to import the "math/rand" package into our Golang program. This package contains a set of functions for generating pseudo-random numbers. Step 2: Setting the Seed The next step is to set the seed for the random number ... Read More

How to Get the String in Specified Base in Golang?

Siva Sai
Updated on 08-May-2023 10:51:52

457 Views

When working with numbers in programming, it's often necessary to convert between different number bases, such as decimal, binary, and hexadecimal. In Go, you can easily convert a number to a string representation in a specified base using the strconv package. In this article, we'll explore how to get the string in a specified base in Golang. Step 1: Convert the Number to a String The first step to getting the string in a specified base in Go is to convert the number to a string using the strconv package. The strconv.Itoa() function can be used to convert an integer ... Read More

How to Get Random Permutation of Integers in Golang?

Siva Sai
Updated on 08-May-2023 10:50:28

294 Views

A random permutation of integers is a sequence of integers that has been shuffled randomly. Generating a random permutation is a common task in programming, and Go provides a built-in package for generating random permutations of integers. In this article, we will explore how to generate a random permutation of integers in Go. Step 1: Create an Integer Slice The first step to generating a random permutation of integers in Go is to create a slice of integers. You can create a slice of integers using the make function and specifying the length of the slice. slice := make([]int, length) ... Read More

How to Get Intn Type Random Number in Golang?

Siva Sai
Updated on 08-May-2023 10:39:29

145 Views

Random number generation is a common task in programming, and Go provides a built-in package for generating random numbers of various types. In this article, we will explore how to generate a random number of type Intn in Go. Intn is a type of signed integer that represents a random number in the range [0, n). Here's how you can generate a random number of type Intn in Go. Step 1: Import the Math/rand Package The first step to generating a random number in Go is to import the math/rand package, which provides functions for generating random numbers of different ... Read More

How to Get Int63n Type Random Number in Golang?

Siva Sai
Updated on 08-May-2023 10:35:31

206 Views

Generating random numbers is a common task in programming, and Go provides a built-in package for generating random numbers of various types. In this article, we will explore how to generate a random number of type Int63n in Go. Int63n is a type of 64-bit signed integer that represents a random number in the range [0, n). Here's how you can generate a random number of type Int63n in Go. Step 1: Import the Math/rand Package The first step to generating a random number in Go is to import the math/rand package, which provides functions for generating random numbers of ... Read More

How to get int63 type random number in Go language?

Siva Sai
Updated on 08-May-2023 10:34:33

219 Views

Go language is a popular programming language that is widely used for developing various applications. One of its most useful features is the ability to generate random numbers of different types. In this article, we will focus on generating random numbers of type int63 in Go. Int63 is a type of 64-bit signed integer. It is a commonly used data type in programming and is often required for a wide range of applications. Here's how you can generate random numbers of type int63 in Go. Step 1: Import the Math/rand Package To generate a random number in Go, you need ... Read More

Advertisements