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More ways to measure your website's performance with User Timings- Google Developers Blog

Apr 30, 2012
More ways to measure your website's performance with User Timings- Google Developers Blog
SummaryAI, from the source post

Introduces the User Timings API, a new browser API that allows developers to measure the performance of specific events and operations within their web pages. This provides more granular performance data beyond existing metrics, enabling better identification and resolution of performance issues.

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