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The Big Nerd Ranch Blog

Live Updates With Queues, WebSockets, and Push Notifications. Part 1: RabbitMQ Queues and Workers

December 3, 2019 | Back-End | Back-End Web | React Native

Live updates can get your users information they need sooner, and prevent them from operating off of outdated information. To explore the topic, we’ll create an app that allows us to receive notifications from services like GitHub, Netlify, and Heroku. For our first post, we’ll create the Node backend that will store and route our messages.

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Detecting carAudio

October 24, 2019 | Bluetooth | iOS

How can you detect when the user connects their phone to their car’s stereo? This simple question that came up during a feature brainstorm session proved to have a surprisingly complicated answer. Let’s dive in.

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Jazzing It Up With Gatsby

October 14, 2019 | Front-End

The Roaring Twenties: a time to remember, building a static site with Gatsby.js that has absoluting nothing to do with F. Scott Fitzgerald, Jay Gatsby or the Twenties. Our static site can fix that… with the help of Netlify’s lambda functions and some static site plugins, we’ll have a little tribute page up and running in no time.

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Using FirebaseMLKit with CameraX

October 8, 2019 | Android

So you’ve watched the CameraX introduction at Google I/O 2019 and you saw all the cool image manipulation and face detection implemented in the demo apps. Then you worked through the CameraX CodeLab, but the analysis that they demonstrate in that app just calculates the luminosity. What if we want something a little flashier?

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