This is part one in a series on the intersection of module bundlers and testing frameworks. Our focus will be webpack and jest but the techniques explored here can be reused with other tools as well. Modern websites and applications are routinely built by combining hundreds of small JavaScript modules. In order to increase the […]

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It’s been more than an year since I started attending TC39 meetings, and this most recent meeting felt much like the first, as I faced a new personal challenge: I went there as the acting chair. TC39 is a group of almost 50 highly skilled professionals, each with very strong positions on the existing form […]

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The test showed up on my desk just like any other. There I was, working with Google’s Web Platform Predictability team to find so-called “flaky” tests in the venerable Web Platform Tests project. I’d run a hundred or so at a time, over and over again, looking for any that reported inconsistent results. It was […]

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Maybe you’re not a “people person.” It’s not that you dislike other humans, but you recognize certain realities of your work. Your day job is maintaining a web application, after all, not carousing with your users. You know that accessibility is an important topic, but you haven’t been able to find the time to learn […]

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Managing technical debt is such an important part of software development we include this goal in every contract we send out: Reduce or eliminate technical debt. All complex projects accumulate some form of technical debt. In extreme cases, it can cause project velocity to slow to a crawl. In this post we’ll review a few […]

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Do you know a bit of R and have some data you need to visualize quickly? In this blog post we take a look at Rstudio’s Shiny package and the first steps toward creating a working interactive to explore your data with it. What is Shiny? Shiny is a framework to develop web-based frontends for […]

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The Bocoup Data Visualization team will be at the Eyeo Festival in beautiful Minneapolis this week. We’re looking forward to learning, getting inspired, and meeting friends and colleagues from all over the world. If you’re attending too, be sure to say hello! Meanwhile, we wanted to share some of our latest work: In April, we […]

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If you’ve had any contact with JavaScript code, you’re probably very familiar with how to define and call functions, but are you aware of of how many different ways you can define a function? This is a common challenge of writing and maintaining tests in Test262—especially when a new feature comes into contact with any […]

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Recently, I had the opportunity to contribute to a massive, meaningful effort: the open-source Web Platform Tests (WPT) project. My task was to improve WPT test coverage for areas of the HTML specification dealing with navigation —things like the details of loading new web pages, browsing around the web, and opening new windows. I didn’t […]

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On February 15, 2017 we had a screencast to talk about how to improve webpack build times by utilizing the new webpack HardSource plugin created by our colleague Z Goddard. This post contains the video of that event along with a transcript and visual aids. If you’re interested in learning more about webpack, check out […]

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