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When combining the Web Audio API with conferencing audio streams for spatial processing, we hit a tricky Chromium bug around echo cancellation. Here's what we learned about the interaction between audio processing pipelines and browser-level echo cancellation.

With Spring, data validation is a breeze in many common use cases (like validating a method's input parameters) - and is highly recommended.

A no-nonsense guide to JVM 14 memory management on Kubernetes, covering container support defaults, MaxRAMPercentage, and practical configuration tips.

Vue has built-in support for key events on input elements, but global shortcuts require a different approach. This post walks through how to implement global keyboard shortcuts in Vue using either low-level JavaScript event listeners or the vue-shortkey plugin.

Our initial Sentry setup with Spring Boot had some issues. Here's the revised approach using sentry.properties and logback-spring.xml that eliminates the boot-up warnings and properly captures errors.

Setting up Sentry in a Spring Boot project is mostly straightforward, but there are a few gotchas. Here's what we ended up with and the caveats to watch out for, including duplicate errors and boot-time warnings.

Tired of manually switching AWS profiles? This short bash function adds an aps command with tab completion for all your existing AWS config profiles. Just drop it in your ~/.bash_profile and go.

Android Jetpack and the androidx.* libraries solved one of the most confusing aspects of Android development while bringing the observable pattern front and center with LiveData and ViewModel. Here's a look at how LiveData compares to RxJava and how it simplifies reactive Android development.

A quick TypeScript snippet for getting typesafe Jest mocks so TypeScript won't complain when you access mock-specific methods on mocked imports.

A practical guide to testing Apollo's reactive variables in Vue.js and GraphQL, covering dynamic query testing strategies beyond the standard Vue Apollo guide.

Passionate people focused on the craft of delivering business outcomes while getting you to the cloud.

Regardless of where you are in the industry, there is a good chance that Serverless functions are a topic you've seen brought up on Reddit.

Explore various Vue Router testing strategies beyond the basics, with techniques for testing navigation guards, dynamic routes, and more.

Andrew Clark's recompose library offers powerful composition tools for React. This post shares practical recipes for getting started with recompose alongside React Native and Apollo GraphQL, with a high impact on code quality.

Pivotal Web Services (PWS) is a great place to set up push button deployments. It's cheaper than Heroku and has some great features.

Our team at Focused Labs is continuously learning — and continuously sharing those learnings. Get the latest on our technical blog.