OAuth 2 is an authorization framework that enables applications to obtain limited access to user accounts on an HTTP service, such as Facebook, GitHub, and DigitalOcean. It works by delegating user authentication to t...

An API, or Application Program Interface, makes it easy for developers to integrate one app with another. They expose some of a program's inner workings in a limited way. You can use APIs to get information from other...

The DigitalOcean metadata service includes a field called "user-data", which can be used to specify a script that will be run as your server is brought online. The CloudInit program, which runs these scripts, can pro...

DigitalOcean's web based control panel provides a convenient, point-and-click interface for managing Droplets. There are many times, however, when a command-line tool may be a preferable alternative. doctl, the offic...

If you are planning on using CoreOS in your infrastructure, the first thing you will want to set up is a CoreOS cluster. In order for CoreOS machines to form a cluster, their etcd2 instances must be connected. In this...

A cloud-config file is a special script that is used to define configuration details for your server as it is being brought online for the first time. These are often used for completing common tasks that a user woul...

Terraform is a tool for building and managing infrastructure in an organized way. It can be used to manage DigitalOcean droplets and DNS entries, in addition to a large variety of services offered by other providers. ...

Devise and OmniAuth let you add modern login features to your Ruby on Rails application. Learn how to let users log in to your app with DigitalOcean, Facebook, Twitter, Amazon, and more.

Angular (https://angular.io) is a front-end web framework that allows developers to build single-page applications modeled around a model-view-controller (MVC) design. In this tutorial, you'll create a weather app usi...

In this tutorial, we will demonstrate how to use DigitalOcean API to horizontally scale your server setup. To do this, we will use DOProxy, a relatively simple Ruby script that, once configured, provides a command lin...

React and other open-source web frameworks have added to the popularity of JavaScript by making the language more accessible to new developers and increasing the productivity of seasoned developers. In this tutorial, ...

Envoy is an open source service proxy designed for cloud-native applications. In Kubernetes, Ambassador can be used to install and manage Envoy configuration. Ambassador supports zero downtime configuration changes an...

There are plenty of options for how to backup your data on a VPS. DigitalOcean's snapshot feature is a way of backing up your data as an image. In this article, we will explain how to implement automated snapshots u...

GraphQL is a specification and therefore language agnostic. When it comes GraphQL development with Node.js, there are various options available ranging from graphql-js, express-graphql, to apollo-server. In this tutor...

In this tutorial, we'll take an in-depth look at queries in GraphQL so that you better understand how to retrieve data from a GraphQL server. We will cover fields, arguments, aliases, operation syntax, and more. Once ...

Pulumi is a tool for creating, deploying, and managing infrastructure using code written in general purpose programming languages. In this tutorial, you will provision a DigitalOcean Kubernetes cluster, a load balance...

Django is a web framework written in Python. Django has been used in websites such as Mozilla, Pinterest and Instagram. You can use Django to display information from APIs (such as Instagram posts or GitHub repositori...

In this tutorial, we will demonstrate how to use DigitalOcean API to horizontally scale your server setup. To do this, we will use DOProxy, a relatively simple Ruby script that, once configured, provides a command lin...

Ansible 2.0 has recently been released, and with it comes support for version 2 of the DigitalOcean API. This means that you can use Ansible to not only provision your web applications, but also to provision and manag...