Tag: Measurement

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You can’t fix what you can’t see. Metrics, methodologies, and sharper ways to measure what your users are genuinely experiencing.

2026

1. October 07
   Web-Perf Wednesday 012 – Return to the Unresolved Trace
2. August 20
   Unattributed Navigation Overhead (UNO) Is Underrated
3. August 18
   Introducing LUX Sidecar: Your SpeedCurve Companion
4. August 12
   Web-Perf Wednesday 004 – A Quiet Week Is Time to Investigate
5. July 29
   Web-Perf Wednesday 002 – The Metrics Don’t Tell the Whole Story
6. July 26
   Measuring Component Performance with the Container Timing API
7. July 21
   Low- and Mid-Tier Mobile for the Real World (2026)
8. June 01
   Front-End’s Missing Metric: The TBT Window

2025

1. August 18
   Low- and Mid-Tier Mobile for the Real World (2025)
2. July 27
   The Fastest Site in the Tour de France
3. July 25
   Making Sense of the Performance Extensibility API

2024

1. November 26
   Designing (and Evolving) a New Web Performance Score
2. August 19
   Cache Grab: How Much Are You Leaving on the Table?

2023

1. July 01
   In Defence of DOM­Content­Loaded
2. June 07
   Site-Speed Topography Remapped

2022

1. August 24
   Measure What You Impact, Not What You Influence

2021

1. February 26
   Measuring Web Performance in Mobile Safari

2020

1. November 03
   Site-Speed Topography
2. January 08
   Web Performance Budgets, Pragmatically

2019

1. August 08
   Time to First Byte: What It Is and How to Improve It
2. January 31
   Bandwidth or Latency: When to Optimise for Which

2018

1. October 27
   The Three Types of Performance Testing
2. May 21
   Identifying, Auditing, and Discussing Third Parties
3. March 01
   Measuring the Hard-to-Measure
4. January 17
   Finding Dead CSS

2017

1. January 04
   Choosing the Correct Average

2016

1. June 01
   Improving Your CSS with Parker

2014

1. October 29
   The Specificity Graph