Building on Ethereum: Part 8 – Deployment

In this series, I’m discussing the phases of a project encompassing a non-trivial set of Ethereum smart contracts and the React/Redux application that communicates with them.  The project, called In-App Pro Shop, aims to help Ethereum developers easily support in-app purchases as ERC-721 Non-fungible Tokens (NFTs). Part 1 – Decisions Part 2 – Functionality Part 3 – Setup Read More …

Using Firebase Cloud Functions to Manage a Compound Key Index

In Firebase, Google’s ‘NoSQL’ database, you can declare indexing by any of a node’s children in order to optimize retrieval by that field. For instance, under a node called ‘artists’ where the keys are the artist’s ‘uid’ and the values are artist objects, the default indexing is by uid. While you could retrieve the Read More …

Testing with Jasmine and Async/Await

Today, I wanted to write some integration tests against a Firebase database using Jasmine. Connecting to Firebase from Node is just as easy as it is from a browser. I’ve done it before on a previous version of the Firebase SDK, so I didn’t expect a lot of problems there. It was really Read More …

Page Fight

Immerse or Die is a tough-love book review project begun by Canadian author and editor Jefferson Smith. Page Fight, this reader-reaction companion app, is a collaboration between Jefferson and myself. He was the consulting editor for my first novel, and came up with the idea for the project. Together, we’ve spent a lot of time thinking about Read More …

Securing Slack Webhooks with Firebase and Node.js

Just trying to get a message through It’s no secret that Slack, the extensible group messaging service, has become the darling of development teams around the world for its ability to integrate documents, posts, and services from around the web. And if you’re working with Google’s hot new property Firebase as we are, you know it’s Read More …