Golang

In this post, we will discuss some ways we can create test functions in Go. Test functions are essential but it not always obvious how we can run tests in a better and efficient way. Writing the same code over and over again can take a huge amount of time. This post aims to provide […]

In this post, we are going to take a look at how to tar and untar files and how to zip and unzip using gzip in Golang. What is tarring and gzipping? The tar is an archive which joins all the file together into a tar file. It is an archiving algorithm. The gzip function,

Profiling is an important task that cannot be avoided for larger applications. Profiling helps us understand CPU and memory intensive code and helps us write better code for optimization. In this post, we are going to take a look at the pprof package which helps us do the profiling in Go. What is profiling? Profiling

Logging is an important task that needs to be done properly when creating large software. It is almost essential in enterprise-level software creation. In this post, we will discuss the logrus package. It’s an external logger package for Golang. Installing logrus To install logrus we need to run this command from the terminal: This command

The crypto/rand package in Go implements the cryptographically secure random numbers. There are three functions in this package in total that we are going to cover here in this post. Required imports To use this package we will import it and also import the math/big package for big numbers that will be used in the

GOPATH and GOROOT are two most essential PATHs in Golang. The go tool uses it to do the task in a better way. Now, we are going to take a look at what each one represents. GOPATH in Go Programming The GOPATH is the home path where the Go code resides. This path is defined

Timezones differ by country. Times differ by time zones. So, it’s really important to keep track of all the time zones there are and the conversions between them. In this post, we are going to take a look at different time zone conversions in Golang. Get time in different timezones Now, we will see how

The io package in Go provides input-output primitives as well as interfaces to them. It is one of the most essential packages in all of Golang. In this post, we are going to take a look at what this package offers. Fundamental types The io package provides two very fundamental types the Reader and Writer.

Go has a very flexible module system. From version 1.11 Go supports the use of modules. In this post, we are going to create a simple module in Go. What is a Go Module? A module is a collection of packages in a versioned manner. A go module contains go.mod file in the root directory.

Regular Expressions are one of the most important inventions in Computer Science. In this post, we will discuss some of the most common ways Go handles regular expressions using regexp package. Required imports To work with regexes we need to import the regexp package. Golang Regular Expression Examples Here are some examples of regular expressions