Want to use an image from a private Docker registry as the base for GitLab Runner’s Docker executor? ECR example: <AWS_ACCOUNT_ID>.dkr.ecr.<AWS_REGION>.amazonaws.com/<NAMESPACE>:<TAG> Full job: test:api:dev: stage: test image: <AWS_ACCOUNT_ID>.dkr.ecr.<AWS_REGION>.amazonaws.com/<NAMESPACE>:<TAG> ser...

Docker is a containerization tool used to speed up the development and deployment processes. If you’re working with microservices, Docker makes it much easier to link together small, independent services. It also helps to eliminate environment-specific bugs since you can replicate your production en...

This is a step-by-step guide covering how to automatically deploy a Jekyll site to Netlify using Docker and GitLab CI/CD. Contents Assumptions Docker Setup GitLab Build Netlify API Deployment GitLab Deploy Assumptions This post assumes that have already set up a GitLab repository and a Netlify site....

This tutorial looks at how to Dockerize a Vue app, built with the Vue CLI, using Docker along with Docker Compose and Docker Machine for both development and production. We’ll specifically focus on- Setting up a development environment with code hot-reloading Configuring a production-ready image usi...

Docker is a containerization tool used to streamline application development and deployment workflows across various environments. This tutorial shows how to Dockerize an Angular app, built with the Angular CLI, using Docker along with Docker Compose and Docker Machine for both development and produ...

gRPC is an open source remote procedure call (RPC) framework developed by Google. It’s built on top of HTTP/2, and it uses Protocol Buffers as the underlying data serialization format. This tutorial looks at how to implement an API with Node, gRPC, and Postgres. Contents Learning Objectives gRPC Pro...

This tutorial looks at how to spin up a single node Elasticsearch cluster along with Kibana and Fluentd on Kubernetes. Dependencies: Docker v18.09.1 Kubernetes v1.13.2 Elasticsearch v6.5.4 Kibana v6.5.4 Fluentd v1.3.2 Contents Minikube Elastic Kibana Fluentd Sanity Check Minikube Minikube is a tool ...

In this tutorial, we’ll spin up a Kubernetes cluster on Ubuntu 18.04. This guide uses Ubuntu 18.04 droplets on DigitalOcean. Feel free to swap out DigitalOcean for a different cloud hosting provider or your own on-premise environment. Dependencies: Docker v18.06.0-ce Kubernetes v1.11.2 Contents Prov...

In this tutorial, we’ll add authentication to Angular using NGRX Store and Effects. This post assumes that you a have basic working knowledge of Angular (2+), TypeScript, RxJS and the Redux design pattern. If you’re new to NGRX, check out the awesome Comprehensive Introduction to @ngrx/store guide. ...

Last time we looked at how to set up Passport local authentication with Node and Koa. We took a test-first approach and wrote the majority of tests first. That said, there were a two routes that we could not test (/auth/status and /auth/logout) since they required us to to bypass the isAuthenticated...

Passport is a library that provides a simple authentication middleware for Node.js. This tutorial looks at how to set up a local authentication strategy with Node, Koa, and koa-passport, where users can sign up and log in using a username and password. We’ll also use Postgres for storing user inform...

In this post, we’ll take a number of containerized microservices running on a single EC2 instance and scale them out to Amazon’s container orchestration service, EC2 Container Service (ECS). We’ll be using the following tools… Tool Use Cases Version Docker Containerization and distribution 17.09.0-c...

This tutorial details how to stub HTTP requests with Sinon.js during test runs. If you’re developing for the web, you are most likely connecting to some other external service to extend the functionality of your application. You could be connecting to a third-party API - like Twilio, GitHub, Twitter...

In this tutorial, we’ll look at how to spin up reproducible (and easily-destructible), on-demand test environments with Docker, Amazon EC2 Container Service (ECS), and Circle CI (for continuous integration and delivery). We’ll be using the following tools… Tool Use Cases Version Docker Containerizat...

In this tutorial, you’ll learn how to develop a RESTful API with Koa 2 and Postgres. You’ll also be taking advantage of async/await functions, from ES2017, and test driven development (TDD). This tutorial requires Node v7.6.0 or greater. Parts This article is part of a 4-part Koa and Sinon series… B...

In this post you will learn how to quickly spin up a reproducible development environment with Docker to manage a number of Node.js microservices. This post assumes prior knowledge of the following topics. Refer to the resources for more info: Topic Resource Docker Get started with Docker Docker Com...

Today we’ll be going through how to build a basic CRUD server-side application using Python and Flask, geared toward JavaScript developers versed in Node and Express. Similar to Express, Flask is a simple, yet powerful micro-framework for Python, perfect for RESTful APIs. This tutorial uses Flask v0...

Often, when developing applications with a microservice architecture, you cannot fully test out all services until you deploy to a staging server. This takes much too long to get feedback. Docker helps to speed up this process by making it easier to link together small, independent services locally....

Today we are going to dive into the world of functional web testing with TestCafe. Unlike the majority of other end-to-end (e2e) testing tools, TestCafe is not dependent on Selenium or WebDriver. Instead, it injects scripts into the browser to communicate directly with the DOM and handle events. It ...

In the Token-Based Authentication With Node tutorial, we looked at how to add token-based authentication to a Node app using JSON Web Tokens (JWTs). This time, we’ll build out the client-side by showing how to add auth to Angular using JWTs. Contents Objectives Review Project Setup Auth Component Se...