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Seven Ways to Fortify Your Application

This blog post is adapted from a talk given by Amy Unger at RailsConf 2018 titled "Knobs, buttons & switches: Operating your application at scale."

We've all seen applications that keel over when a single, upstream service goes down. Despite our best intentions, sometimes an unexpected outage has us scrambling to make repairs. In this blog post, we'll take a look at some tools you can integrate into your application before disaster strikes. …

PWA Tutorial: Turn Your Website Into a Progressive Web App

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Progressive web apps (or PWAs) enable websites to function more like native mobile apps in exchange for some flexibility. You get cross-platform native mobile app functionality (or close to it) without all the overhead of app store approvals and tons of platform-specific native code.

Users can install a progressive web app to their home screen and launch it just like a native app. However, …

Reactive Programming with Salesforce Data

The recent introduction of Platform Events and Change Data Capture (CDC) in Salesforce has launched us into a new age of integration capabilities. Today, it's possible to develop custom apps that respond to activity in Salesforce. Whether you're creating a memorable customer interaction or implementing an internal workflow for employees, consider an event-sourced design to improve responsiveness and durability of the app.

In this article, we'll look at an event-sourced app architecture that consumes the …

Debugging in Ruby—Busting a Year-old Bug in Sprockets

Debugging is an important skill to develop as you work your way up to more complex projects. Seasoned engineers have a sixth sense for squashing bugs and have built up an impressive collection of tools that help them diagnose and fix bugs.

I’m a member of Heroku’s Ruby team and creator of CodeTriage and today we’ll look at the tools that I used on a journey to fix a gnarly bug in Sprockets. Sprockets …

Ten Ways to Secure your Applications

This blog post is adapted from a talk given by Joe Kutner at Devoxx 2018 titled “10 Mistakes Hackers Want You to Make.”

Building self-defending applications and services is no longer aspirational–it’s required. Applying security patches, handling passwords correctly, sanitizing inputs, and properly encoding output is now table stakes. Our attackers keep getting better, and so must we.

In this blog post, we’ll take a look at several commonly overlooked ways to secure …

Building a Service-oriented Architecture with Rails and Kafka

This blog post is adapted from a talk given by Stella Cotton at RailsConf 2018 titled “So You’ve Got Yourself a Kafka.”

In recent years, designing software as a collection of services, rather than a single, monolithic codebase, has become a popular way to build applications. In this post, we’ll learn the basics of Kafka and how its event-driven process can be used to power your Rails services. We’ll also talk about practical …

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