In this article we want to have a look at two common git command - git rebase and git merge. We will see how these two commands work and how we can use them.
The main problem here is that both commands can be used in many different situations on project in plenty of different states.
There are plenty of tools for metrics storage and analysis. Today I'd like to present to [InfluxDB](https://www.influxdata.com/) - a solution that was used for a company I used to work for. But since January, InfluxDB is in version 2.0-beta, I will also share my experience with Influx 1.0 in the newest version. So let's start with the basics.
Spring Data JPA is a project from large Spring family. It helps to reduce the amount of code by easy implementation of JPA (Java Persistence API) based repositories. Its main feature is automatic creation of repository implementations at runtime.
RabbitMQ is a message-queueing software also known as a message broker or queue manager. In simple words, it is software where queues are defined, to which applications connect in order to transfer a message or messages. Message-queueing software offers persistence, delivery acknowledgements, publisher confirms and high availability. RabbitMQ client handling many languages. Most popular as Java and .Net or less as Ruby.
If you want to fully switch from classes to functional components with hooks, you need to not only get the knowledge about handling state within component, but also how to perform side effects. The answer is pretty simple, you need to learn useEffect hook!
It's hard to say and calculate how many phones and computers are currently connected to the internet, considering the IoT devices that number is probably significantly bigger. The amount of physical users also grows every day, and some of them are currently having a bunch of devices with internet access.
One of the Spring Boot project is Spring Boot Actuator. This starter brings you production-ready features to help you monitor, gathering metrics, understanding traffic or the state of database and manage your application.
It exposes operational information about the running application by HTTP endpoints or JMX beans. And the best part is - only thing you need to do is to include it in your dependencies!
REST architecture is currently very widely used. There are many frameworks which allows developer to easily build REST api. Flask is a micro-framework which provides tools that allows to build a web service. Flask-RESTful is an extension to Flask microframework, which simplify creation of REST API.