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Rendering Lists Using React Virtualized


Working with data in React is relatively easy because React is designed to handle data as state. The hassle begins when the amount of data you need to consume becomes massive. For example, say you have to handle a dataset which is between 500-1,000 records. This can result in massive loads and lead...

Prototypes and production


There’s an interesting distinction that Jeremy Keith defines between prototype code and production code in this post and I’ve been thinking about it all week: ...every so often, we use the materials of front-end development—HTML, CSS, and JavaScript—to produce something that isn’t intended...

Get Viewport Lines and Columns in CodeMirror


CodeMirror is an amazing utility for presenting code in a browser environment.  Syntax highlighting, widgets, and a number of advanced functions make it a unique, useful tool.  When using CodeMirror inside the Firefox DevTools debugger, I found that adding hundreds of column breakpoint widgets...

Collective #467


babel-plugin-rawact * CSS Frameworks Or CSS Grid * Emoji builder * CSS and Network Performance * Editorial Layouts, Floats, and CSS Grid Collective #467 was written by Pedro Botelho and published on Codrops

Collective #435


ndb * The Future of WebAssembly * Fractional * Farewell, Google Maps * 3D Toggle * Scaling Microservices * Front-End Performance Checklist Collective #435 was written by Pedro Botelho and published on Codrops

Delivering WordPress in 7KB


Over the past six months, I've become increasingly interested in the topic of web sustainability. The carbon footprint of the Internet was not something I used to give much thought to, which is surprising considering my interest in environmental issues and the fact that my profession...

Using Custom Fonts With SVG in an Image Tag


When we produce a PNG image, we use an <img> tag or a CSS background, and that's about it. It is dead simple and guaranteed to work. PNG is way simpler to use in HTML than SVG Unfortunately, the same cannot be said for SVG, despite its many advantages. Although you're spoiled for choices...

The Four Big Ways Jetpack Helps with Image Performance


We've been working with Jetpack around here as a sponsor. It's a great match because as someone with a bunch of self-hosted WordPress sites, Jetpack is one of those no-brainer plugins for me. Jetpack can do a ton of good things for any site in a variety of very different ways. Here's one way...

Here’s the thing about “unused CSS” tools


There are a lot of tools that aim to help you remove "unused CSS" from your project. Never a week goes by that I don't see a tool for this being shared or promoted. It must strike some kind of perfect chord for some developers. I care about performance, and I know that reducing file sizes is good...

The web can be anything we want it to be


I really enjoyed this chat between Bruce Lawson and Mustafa Kurtuldu where they talked about browser support and the health of the web. Bruce expands upon a lot of the thoughts in a post he wrote last year called World Wide Web, Not Wealthy Western Web where he writes: ...across the world...

​High Performance Hosting with No Billing Surprises


(This is a sponsored post.) With DigitalOcean, you can spin up Droplet cloud servers with industry-leading price-performance and predictable costs. Our flexible configurations are sized for any application, and we save you up to 55% when compared to other cloud providers. Get started today. Receive...

​Incapsula DDoS Resiliency Score


(This is a sponsored post.) These free training courses from Incapsula give you the technical knowledge and skills to accelerate your website and optimize content delivery. Website Performance Mastery Starts Here in a fun, quiz-based online format, these free training courses give you the technical...

Performance testing meetup v Brně


Přijďte si poslechnout, jak různé společnosti v Brně přistupují v rámci SW vývoje k performance testům, a sdílet s ostatními svoje vlastní poznatky a názory na tuto oblast. O svých zkušenostech a aktuálním…

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