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What is continuous delivery and what are best practices for implementing it?

Dynatrace

In my previous article about continuous integration and continuous delivery (CI/CD) , I defined CI/CD and explained how these practices work together to help DevOps teams deliver quality software faster. Best practices for adopting continuous delivery. Dynatrace news. Develop Service Level Objectives (SLOs).

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Your Guide to Automated Testing [Article and Tutorials]

DZone

It's time to automate you testing process! What Is Automated Testing? Getting Started With Automated Testing by Jason Simon — A breakdown of all the information about Automated Testing into more digestible pieces to make it easier for you to replicate.

Testing 337
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Google Lighthouse Audits – How to use Chrome’s built-in speed testing tool

MachMetrics

You can use it through the Chrome Dev tools, through the command line, or as a Node module if you really want to get your hands dirty. It offers audits for best practices, accessibility, progressive web apps, SEO and of course, performance. Let’s take a look at how to get the most out of this powerful tool.

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Refactoring CSS: Strategy, Regression Testing And Maintenance (Part 2)

Smashing Magazine

In this article, we’ll take a deep dive into the refactoring process itself, and cover incremental refactoring strategy, visual regression testing, and maintaining the refactored codebase. These issues and challenges are specific to the codebase and can make the refactoring process or testing difficult. Large preview ).

Strategy 132
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Solving CLS Issues In A Next.js-Powered E-Commerce Website (Case Study)

Smashing Magazine

Barry Pollard has written an excellent in-depth article about CLS. We use Lighthouse and WebPagetest as our synthetic testing tools for performance to measure CLS. At first, we decided to run some tests using synthetic testing tools. Note : Paul Irish has written an excellent article on this topic.

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Performance Game Changer: Browser Back/Forward Cache

Smashing Magazine

With that caveat out of the way, let’s get to the guts of the article: What is the Back/Forward Cache and why does it matter so much? Think about the number of times you visit a home page, click on an article, then go back to the home page to view another article? so reusing them from that home page visit is a good saving.

Cache 91
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Search Engine Optimization Checklist (PDF)

Smashing Magazine

Implementing SEO best practice doesn’t just give you the best chance possible of ranking well in search engines; it makes your websites better by scrutinizing quality, design, accessibility, and speed, among other things. Following best practice usually means a better website, more organic traffic, and happier visitors.