#397 — June 26, 2019

Read on the Web

Frontend Focus

Optimizing Google Fonts Performance — Google Fonts are simple enough to implement, but can have a big impact on page load times. Here’s how to load them in the most optimal way.

Danny Cooper

?  Demystifying Web Speed Tooling — Paul Irish & Elizabeth Sweeny of Google gave a talk at Google I/O that dug deep into the world of user experience, Web performance, and the tools available to improve matters on your own site.

Google I/O ’19

Continuously Testing React Applications with Jest and Enzyme — React has taken the frontend world by storm. Explore how to write tests for an existing React application and configure continuous integration to automate the testing and ensure that any new code we add doesn’t break the existing functionality.

CircleCI sponsor

Writing HTML in HTML — CMSes, static site generators.. are they all just getting in the way of what we really want.. HTML? This story really struck a nerve on social media last week, but I love the idea of pages maintaining their own style over time and not being spat out by a template-based CMS every time.

John Ankarström

Unraveling the JPEG — A fascinating and detailed look at what it takes to decode a JPEG, by far the most ubiquitous way of encoding, sending and storing images on the web.

Omar Shehata

First Public Working Draft of the CSS Animation Worklet API Published — The Animation Worklet API provides a method to create scripted animations that control a set of animation effects.

W3C

? Jobs

Senior Software Engineer (Santa Barbara or Remote) — Join a team where everyone is striving to constantly improve their knowledge of software development tools, practices, and processes.

Invoca

JavaScript / React Performance Optimization Engineer – Exodus (Remote) — Exodus are looking for an obsessive engineer to work on improving the performance of the Exodus desktop application.

Exodus

Find a Frontend Job Through Vettery — Vettery specializes in tech roles and is completely free for job seekers.

Vettery

? Tutorials & Opinion

8 DOM Features You Didn’t Know Existed — A closer look at some pure DOM and Web API features that work in modern browsers with no dependencies.

Louis Lazaris

Web Accessibility In Context — Be Birchall explains why it’s so important to prioritize accessibility among teams and why there needs to be more awareness raised among developers.

Smashing Magazine

How to Enable Experimental Web Platform Features in Chrome and Firefox — If you want to experiment with the latest bleeding-edge web technologies, here’s how.

Michelle Barker

Get a User’s Eye View of Your Front-End Services with Datadog Synthetics — Build browser tests simply by opening up your application and interacting with it; Datadog will record your actions and automatically execute the test.

Datadog sponsor

An Approach to Responsive Layouts Based On CSS Custom Properties and EM Units — How to set smart variables that control the responsiveness of your web project.

Sebastiano Guerriero

Using Hamburger Menus? Try Sausage Links — The ‘sausage-link’ concept may prove to be a simpler alternative in certain use cases.

Bradley Taunt

Building a Conference Schedule with CSS Grid

Mark Root-Wiley

Converting divs Into Accessible Pseudo-Buttons

Ben Frain

? Quick Tutorial of the Week

supported by

Responsive Layout With React Hooks and Context
by Eric Bishard

I recently spoke at a React conference in Chicago. I got a lot of questions about how I was controlling my Sidenav and Topnav based on breakpoints and manually clicking on the menu icon and how to make them work together as you see below:

I have written about the topic over on the Telerik blog (Creating a Responsive Layout in React), and have taken the idea further in the demo that I am using in my talks — which can be found on GitHub at httpJunkie/react-loop-demo.

?? Read more…

This week’s tutorial is sponsored by KendoReact. Building UI for business apps is hard work, even with React. You can make it easy with this professional UI & data visualization component library designed and built for React from the ground up. Try it out.

? Code, Tools & Resources

FreezeFrame.js: A Library for Pausing Animated GIFs — A way to let users ‘pause’ animated GIFs and reanimate upon mouse hover or a similar event.

Christopher Antonellis et al.

Earn Passive Revenue for Your JavaScript Projects with 2 Lines of Code

CodeFund sponsor

a11y-css-reset: A Small Set of Global Rules to Make Things Accessible — …and reset default styling.

Mike Engel

Tumult Hype 4.0 Released — This popular paid tool for creating HTML animations has reached version 4.0, adding vector shapes and morphing tools.

Tumult Inc

The Windows ‘Pipes’ Screensaver Recreated with Zdog + GSAP

Jhey Tompkins

DarkModeJS: A Utility Package for Managing Dark Mode — Uses the matchMedia API and the prefers-color-scheme media query to fire functions whenever a user is in dark mode (or changes the mode).

Assortment

? ICYMI (Older stuff that’s worth checking out..)

   ? Upcoming Events

CSSCamp, July 17 — Barcelona, Spain — One-day, one-track conference for web designers and developers.

An Event Apart, July 29-31 — Washington, D.C. — A popular three-day conference that focuses on all things relating to digital design and user experience.

Front Conference, August 29-30 — Zurich, Switzerland — A two-day double-track conference for everyone involved from concept to implementation.

Web Unleashed 2019, September 13-14 — Toronto, Canada — Covers a variety of front-end topics leaving you ‘informed, challenged and inspired’.

CSSConf, September 25 — Budapest, Hungary — A community conference dedicated to the designers and developers who love CSS.

? P.S. Did you know we’re on Twitter as well? Follow @FrontendDaily.





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