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Django

How to customize the User model in Django?

In this post I explain three methods to extend or customize Django’s User model, without having to rewrite it from …

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Django Databases

Differences between Django select_related and prefetch_related

Django’s select_related and prefetch_related methods are used to reduce the number of queries made to the …

React Opinion

Why using React.FC could be a bad practice?

When we use Typescript with React and we want to pass a children as prop to one of our components , we need to indicate …

Go

Go: profiling or basic profiling of CPU usage

In addition to unit test testing and coverage measurement in go , this programming language is capable of profiling the …

Go Testing

Go: basic testing and coverage

Go already has a testing module in its standard library that is ready for our use, we just need to import it and use it. …

Go

Go: race conditions on goroutines and mutexes

In past posts I talked a bit about goroutines, deadlocks and channels . But there is another quite interesting issue …

Go

Go: channels, understanding the goroutines deadlocks

When working with channels there is a quite common error that occurs when you are not familiar with the concepts, the …

Go

Go: use of channels to communicate goroutines

So far I have explained how to run a goroutine, execute code concurrently with the goroutines and wait for them to …

Go

Go: introduction to goroutines and concurrency

As I mentioned in the introduction to the go programming language: go is a specialized concurrency language . It is a …

Go

Go: package import and module management

In go you can consider a package as all the files contained in a directory and a module as a collection of packages. To …