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Search Engine Optimization Checklist (PDF)

Smashing Magazine

Prioritizing Metrics Online metrics are almost limitless. HTTP/2 Test Tool by Geekflare. Testing And Monitoring. Run your site through speed testing tools like PageSpeed Insights and GTmetrix. Bulk Mobile Friendly Test by Experte. TTFB (Time to First Byte) Test by Geekflare. Have HTTPS.

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How BizDevOps can “shift left” using SLOs to automate quality gates

Dynatrace

” Data from the build process feeds impactful analytics from Davis AI to detect the precise root cause if software fails to meet specific benchmarks. Intuit’s Sumit Nagal explained how his team uses quality gates and key metrics to process build data using Dynatrace to ensure SLOs are met.

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Data driven techniques: How to measure when testing is enough

Testsigma

Parabuild calls it “Five O’clock Check-In” Pattern and its studies suggest that a developer’s critical and analytical skills often dip after 5 pm or towards the end of the day. When the test coverage is high: Test coverage is a metric that determines how much testing is done on the software, which is under testing.

Testing 59
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An Opinionated Guide to Performance Budgets

Speed Curve

Web pages are unbelievably complex, and there are hundreds of different metrics available to track. A performance budget is a threshold that you apply to the metrics you care about the most. This is when you run into three important questions: Which metrics should you focus on? Which metrics should you focus on?

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Understanding the True Cost of Client-Side A/B Testing

Tim Kadlec

WebPageTest’s blocking feature lets us block all calls to optimizely.com so we can test the impact. When I did that, the result was a significant improvement in the paint metrics. In practice, were you doing this to your own site, you would hopefully have some data about how performance impacts your own business metrics.

Testing 137
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Performance Game Changer: Browser Back/Forward Cache

Smashing Magazine

WebPageTest is one of the few web performance testing tools that actually tests a reload of the page using a primed HTTP Cache — most of the other tools just flag if your HTTP resources are not explicitly set to be cached. Back/Forward Cache Testing Tool. Or perhaps A/B test this?

Cache 91
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Switch to New Application Performance Testing

Apica

Built for DevOps –Rich API support for test automation and command control of the full test process should allow the integration between Operations and Development to be as seamless as possible.