REST over WebSockets instead of HTTP

These days, it’s practically impossible to talk about REST without also talking about HTTP —…

JavaScript Promises and Error Handling

If you’ve kept your JavaScript skills up to date, you’ve probably come across ES6 Promises…

The Myth of Long Polling

Several years ago, developers had a good reason to feel uncomfortable about using plain WebSockets in production —…

SocketCluster Design Patterns for Chat

Note that this article was written based on an earlier version of SocketCluster. Although…

The myth of evil ‘for loops’ and ‘try-catch blocks’ in JavaScript

Using async generators as custom data streams

One of the most recent additions to ECMAScript/JavaScript are async generators…

SocketCluster pub/sub scalability considerations

Specific on the surface, generic underneath

As developers, we sometimes become so focused on technologies and design patterns…

Two implementations of cross-chain token swap

There are two ways to implement decentralized token swap functionality across different blockchains:

1. Each blockchain has its own distinct set of validator nodes which only have visibility over a single blockchain and can only…

Some drawbacks of multi-token blockchains

A multi-token blockchain is any blockchain which is capable of hosting representations of multiple distinct tokens/cryptocurrencies.

Multi-token blockchains are typically powered by smart contracts; these keep track of distinct…