In a previous article, we tested an express api that created a user. We only tested the http interface though, we never actually got to testing the database because we didn’t know about dependency injection yet. Now that we know how to inject the database, we can learn about mocking. […]
Tutorials
11 posts
There are a few benefits to using dependency injection, but the best, most useful benefit and biggest reason to use dependency injection is to make your code more testable. In this article we’re going to take a look at what dependency injection is by using an example of an express […]
In this article, we’re going to look at how to use TDD to test an express API using the supertest and jest frameworks. Jest is a javascript test runner for running automated tests, and supertest provides a high-level abstraction for testing HTTP. The app that we will be testing will […]
In this article I’m going to show you how to upload an image from a react app to an express server using a library called multer. This will allow us to store the image in the server’s file system so they can be uploaded and downloaded by any client. React […]
In this video, I’m going to show you how to get started making iOS apps by building a basic Rock, Paper, Scissors game. We will be writing a little bit of Swift, so to get the most out of this video, you should be familiar with some sort of programming […]
The WordPress REST API provides us with a way to communicate with our WordPress sites using JSON. To some people, this might not mean much, but to every web and application developer, this is kind of huge. We can use WordPress to easily set up a CMS while taking complete […]
We can use the mysqli functions to access a MySQL database from PHP. mysqli has a Procedural and an Object-Oriented API. This is a quick tutorial on how to perform some basic queries using procedural mysqli. MySQL Improved Extension The general steps that we will follow when performing an SQL […]
JavaScript is one of the most simple yet powerful languages that we can use make apps for pretty much anything. This includes apps for the raspberry pi. In this tutorial, we will learn how to install NodeJs on any raspberry pi. For those of you that would prefer a video, […]