Go is a modern programming language that has gained popularity due to its simplicity, readability, and efficient memory management. One of the key features of Go is its ability to handle memory automatically through garbage collection. However, Go also supports pointers, which can be a powerful tool in certain cases…

Go (often referred to as Golang) is a popular programming language known for its simplicity, concurrency support, and efficient memory management. One of the fundamental concepts in Go is pointers, which allow programmers to work with memory directly. …

Microservices are a popular architectural pattern that allows software applications to be broken down into small, independent services. Each service can be developed, deployed, and scaled independently, making it easier to manage and maintain large, complex applications. …

Here is a simplified architecture of the serverless request poller. The idea is to send the message to AWS SQS, which will then be picked up by AWS Lambda. …

When you have an io.Reader , the most common way to read is with ioutil.ReadAll but it is not the best and most efficient way. So here are three functions to compare the different methods to unmarshal JSON from an io.Reader … With ioutil.ReadAll func IOUtilReadAll(reader io.Reader) (map[string]interface{}, error) {…

I am sure you have wondered if switch is more efficient than if-else, or vice versa. So here is a little experiment to compare them. If-else func If(i int) bool { if i == 1 { return true } else { return false } } 2. Switch with no condition …

I think we can all agree that we did not enjoy writing unit tests when we first started coding. We want to write for new features and maybe some occasional bug fixes. Then comes the day when we need to refactor or make some improvements… and BOOM! Unit testing in…

Have you ever wonder if you are concatenating strings efficiently? I did, and so here are the results. But first, let’s discuss on three ways to concatenate strings. 1. Concatenation using + The easiest and cleanest way to concatenate strings is to use + . foobar := "foo" + "bar" 2. Concatenation using strings.Builder Another way is with…

Are you getting permission errors when you update WordPress with SELinux enabled? And facing similar errors you when you install plugins like W3 Total Cache? You are not alone! I had experienced this problem some time ago and it took me several hours to realize that it is due to…