React with Socket.IO Messaging App

Peter Le Articles, Development Technologies & Tools, Node.js, React 2 Comments

Attention: This article was published over 5 years ago, and the information provided may be aged or outdated. While some topics are evergreen, technology moves fast, so please keep that in mind as you read the post.Building a messaging app sounds complicated, but it really isn’t. With the right tools, creating one might be simpler than you think. In this …

GraphQL Presentation

[Video] Introduction to GraphQL

Keyhole Software API Development, Development Technologies & Tools, Educational Event, GraphQL, Videos Leave a Comment

This 33-minute video features Keyhole Principle Consultant Mat Warger at our internal employee lunch and learn in November 2020. He discusses GraphQL’s main features and how it’s beneficial for use in modern APIs.

GraphQL is a query language for APIs and a runtime for fulfilling those queries with your existing data. Basically, it provides a better way to think about your data!

Create a modal with styled components

Cook Your Own Modal with Styled Components

Lou Mauget Articles, Development Technologies & Tools, JavaScript, React, Tutorial Leave a Comment

I created several JavaScript modal dialogs – I always extend a framework modal instead of scratch-coding my own. I thought I knew the things a framework needs to implement in order to present a modal but did I? There was only one way to find out: cook my own JS browser modal, and that is exactly what we’ll do in this post.

In this blog, I’ll cover a short approach to hand-coding your own modal with Styled Components. You can find the entire project on GitHub.

Testing React Native with Jest and Testing Library

Using Jest and Testing Library with React Native Part II: Our First Test

Justin Leach Articles, Development Technologies & Tools, JavaScript, React, React Native, Testing, Testing React Native Series, Tutorial Leave a Comment

This is Part 2 of our series, Using Jest and Testing Library with React Native. This post will cover the steps you’ll need to take to write your first test. We will also break down the code line-by-line, so you have a clear understanding of the process.

Using Jest and Testing Library with React Native Part I: Setting Up

Justin Leach Articles, Development Technologies & Tools, JavaScript, React, React Native, Testing, Testing React Native Series, Tutorial 1 Comment

In this post, Part 1 of Using Jest and Testing Library with React Native, I’ll give a brief introduction to Jest, Testing Library, and React Native. Then, we’ll walk through how to set each of them up. This will prepare us for Part 2, creating our first test.