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The best problem-solving writing in software engineering — databases, performance, security, frontend and distributed systems, in one feed.

11,845 articles
Security — Secondary DNS - Deep Dive

Secondary DNS - Deep Dive

The goal of Cloudflare operated Secondary DNS is to allow our customers with custom DNS solutions, be it on-premise or some other DNS provider, to be able to take advantage of Cloudflare's DNS performance and more recently, through Secondary Override, our proxying and security capabilities too.

AFAlex FattoucheAlex Fattouche·September 15, 2020Security
Frontend — What is the Value of Browser Diversity?

What is the Value of Browser Diversity?

In 2018, Rachel Nabors made the point that browser diversity is similar to biological ecosystem diversity. There are literal advantages to more diversity.

CCChris Coyier·September 15, 2020Frontend
Design & UX — Form design

Form design

A very digestable guide from Geri Reid on building forms. Not the code, but the design and UX principles that should guide the code.

CCChris Coyier·September 15, 2020Design & UX
Languages — The Unsuspecting Beauty & Complexity of Web Forms

The Unsuspecting Beauty & Complexity of Web Forms

A form on a website may seem like a pretty trifling thing. A couple of text fields, a submit button, and you’re good to go, right? <i><span style="font-weight: 400">#lifeisgood</span></i> Wrong! Forms are beautiful and complex creatures. You must dive beneath the surface and explore all the beautiful features that can help create a truly powerful…

MMMina Markham·September 15, 2020Languages
Design & UX — Designing For Attention — Smashing Magazine

Designing For Attention — Smashing Magazine

We must effectively design to gain and hold users’ attention in order to have them use our digital products. In this article, Victor Yocco covers specific tactics with supporting research that are bound to help you design for attention. He also discusses the need to understand why we want to gain users’ attention as well as what our users’ needs are.

VVictoryoccoVictoryocco·September 15, 2020Design & UX
Frontend — Interaction Media Features and Their Potential (for Incorrect Assumptions)

Interaction Media Features and Their Potential (for Incorrect Assumptions)

The Media Queries Level 4 Interaction Media Features — pointer, hover, any-pointer and any-hover — are meant to allow sites to implement different styles and functionality (either CSS-specific interactivity like :hover, or JavaScript behaviors, when queried using window.matchMedia), depending on the particular characteristics of a user’s input device.

PHPatrick H. LaukePatrick H. Lauke·September 14, 2020Frontend
Performance — Moving HPC to the Cloud: A Guide for 2020 - High Scalability -

Moving HPC to the Cloud: A Guide for 2020 - High Scalability -

This is a guest post by Limor Maayan-Wainstein, a senior technical writer with 10 years of experience writing about cybersecurity, big data, cloud computing, web development, and more. High performance computing (HPC) enables you to solve complex problems which cannot be solved by regular computing. Traditionally, HPC solutions provided mainly supercomputers. Today, HPC is typically a mix of resou

HSHigh Scalability·September 14, 2020Performance
SRE & Ops — The next decade: How Facebook is stepping up the fight against climate change

The next decade: How Facebook is stepping up the fight against climate change

In 2018, we set an ambitious goal of achieving a 75 percent absolute reduction in operational greenhouse gas (GHG) emissions and to support our global operations with 100 percent renewable energy by the end of 2020. On both counts, we are well on track: These commitments have spurred the construction of over 5,400 megawatts (MW) […]

MEMeta Engineering·September 14, 2020SRE & Ops
Networking — Throughput autoscaling: Dynamic sizing for Facebook.com

Throughput autoscaling: Dynamic sizing for Facebook.com

Facebook’s web tier is one of the main services that handle HTTP requests from people using our services each time they interact with Facebook. It is a massive global service distributed across multiple data centers throughout the world. Since we have people from all over the world using our services, the load on the web […]

MEMeta Engineering·September 14, 2020Networking
Frontend — Animating React Components With GreenSock — Smashing Magazine

Animating React Components With GreenSock — Smashing Magazine

GreenSock Animation Platform (GSAP) is a set JavaScript functions that let you tween a value/attribute/CSS property over time and insert these tweens into a timeline for more complex animations. In this article, Blessing explains how GSAP plays well with the React library by integrating its functions into a React component in building an example landing page with a variety of animations.

BKBlessing KrofeghaBlessing Krofegha·September 14, 2020Frontend
Career & Teams — Smashing Magazine Is Fourteen!

Smashing Magazine Is Fourteen!

This week we celebrate the 14th birthday of Smashing Magazine. We didn’t quite have the year that we planned though! I took a look back at some memories from this year and previous years — with the help of the team and some Smashing friends.

RARachel AndrewRachel Andrew·September 11, 2020Career & Teams
SRE & Ops — An Introduction To Running Lighthouse Programmatically — Smashing Magazine

An Introduction To Running Lighthouse Programmatically — Smashing Magazine

Being able to run Google’s Lighthouse analysis suite programmatically provides a lot of advantages, especially for larger or more complex web applications. Using Lighthouse programmatically allows engineers to set up quality monitoring for sites that need more customization than straightforward applications of Lighthouse (such as Lighthouse CI) allow. This article contains a brief introduction to

KBKaty BowmanKaty Bowman·September 11, 2020SRE & Ops
Frontend — Migrating cdnjs to serverless with Workers KV

Migrating cdnjs to serverless with Workers KV

Cloudflare powers cdnjs, an open-source project that delivers popular JavaScript libraries to over 11% of websites. Today, we are excited to announce its migration to a serverless infrastructure using Cloudflare Workers and its distributed key-value store Workers KV!

TTylerTyler·September 10, 2020Frontend
Engineering — Defining "View Source"

Defining "View Source"

Last time there was a little flurry of activity around the concept of "View Source," I did get the sense that not everyone was on the same page about what

CCChris Coyier·September 10, 2020Engineering
Engineering — Get Up And Running With Craft CMS — Smashing Magazine

Get Up And Running With Craft CMS — Smashing Magazine

Choosing what CMS to use in your next development project is a critical decision for any business, large or small. In this guide, Jonathan Kelley is going to run through the potential of Craft CMS, setting up a local environment and creating a basic cat blog with an API endpoint to accompany it. It’s a perfect jumping off point for anyone looking to expand from their current CMS system, or make th

JKJonathan KelleyJonathan Kelley·September 10, 2020Engineering