A rather geeky/technical weblog, est. 2001, by Bramus
With Chrome 59 came the ability to run a Headless Chrome. Controlling it via code isn’t that easy nor elegant. Enter Chromeless (not be confused with Mozilla’s Chromeless): With Chromeless you can control Chrome (open website, click elements, fill out forms…) using an elegant API. This is useful for integration tests or any other scenario …
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simctlWasn’t aware of this, but turns out one can control (and interact with) the iOS Simulator straight from the command line. There’s no need to install anything new though. The tool we’re going to be using is already on our Mac, hiding inside the xcrun command, which gets installed with Xcode. It’s called simctl. Here’s …
Continue reading “Interacting with the iOS Simulator from the Command Line using simctl“
The first beta React 16 has been released just yesterday. Next to it running on Fiber (speeeed!), and allowing one to return Arrays in the render() method (bye bye unnecessary wrapper divs!), it also introduces the concept of Error Boundaries: Error boundaries are React components that catch JavaScript errors anywhere in their child component tree, …
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Nice piece by Vox – in a true Nerdwriter1 style by the way – on the sound design of Dunkirk – and by extension all of Christoper Nolan’s films – which makes the movie so intense. Just like with visual illusions, the brain can also be tricked with sound illusions. Sidenote: Ever since I saw …
Amazing: gpu.js is a JavaScript library for GPGPU (General purpose computing on GPUs) in the browser. gpu.js will automatically compile specially written JavaScript functions into shader language and run them on the GPU using the WebGL API. In case WebGL is not available, the functions will still run in regular JavaScript. Only a subset of …
Variable Fonts are still in active development […] in this article I’ll focus on what they mean for web developers, and how you can try them out today ahead of time. Next to changes to font-weight (which will allow increments of 1), you also have fine control over a variable font its variations – see …
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Great writeup by Benjamin De Cock on the work he and his colleagues did to creating unique landing pages that tell a story for our major products For this release, we designed Connect’s landing page to reflect its intricate, cutting-edge capabilities while keeping things light and simple on the surface. In this blog post, we’ll …
Continue reading “Behind the front-end experience of Stripe’s ”Connect””
Hive, a UK based technology design studio, have shared their set of best practices for developing JavaScript-based projects. While developing a new project is like rolling on a green field for you, maintaining it is a potential dark twisted nightmare for someone else. Here’s a list of guidelines we’ve found, written and gathered that (we …
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D3 in Depth has dedicated a chapter to rendering geographic information. D3’s approach differs to so called raster methods such as Leaflet and Google Maps. Typically D3 requests vector geographic information in the form of GeoJSON and renders this to SVG or Canvas in the browser. D3 in Depth: Rendering Geographic Information →
Great usage of CSS Custom Properties in combination with calc() by Steve Gardner to cater for users who have prefers-reduced-motion set to reduce: CSS variables (custom properties) makes supporting reduced motion settings super easy. There is little excuse to not too. — Steve Gardner (@steveg3003) July 21, 2017 By setting –duration to 0 it basically …