CrUX is the Chrome UX Report from Google. This crash course will take you through everything you need to get the most out of the data.
https://developers.google.com/web/tools/chrome-user-experience-report/
Rick Viscomi rviscomi
rviscomi
/ scrape-meetups.js
Created
April 3, 2018 19:55
Scrapes a Meetup.com topic's "All Meetups" page to extract name, location, and membership info.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| meetups = Array.from(document.querySelectorAll('.gridList-item')).map(i => { | |
| name = i.querySelector('a span').innerText; | |
| where = i.querySelector('span a').innerText; | |
| members = parseInt(i.querySelector('.text--secondary').innerText.match(/([\d\,]+)/)[0].replace(',', '')); | |
| return {name, members, where}; | |
| }) |
rviscomi
/ WordPress VIP Workshop: The State of Performance in the WordPress Ecosystem
Last active
May 16, 2018 17:45
Link to my slides
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| https://www.slideshare.net/jrvis/the-state-of-performance-in-the-wordpress-ecosystem |
rviscomi
/ multi <--> single
Created
June 3, 2018 18:47
Convenience functions for turning a multi-line string into concatenated single-line strings and back
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| concat = q => q.split('\n').map(l => `"${l}"`).join('+\n'); | |
| multi = q => q.split('\n').map(l => l.replace(/(^"|"\+$)/g, '')).join('\n'); |
rviscomi
/ emptyrecipe.html
Last active
June 18, 2018 19:09
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <script type="application/ld+json"> | |
| [ | |
| { | |
| "@context": "http://schema.org/", | |
| "@type": "Event" | |
| }, | |
| { | |
| "@context": "http://schema.org/", | |
| "@type": "Recipe" | |
| } |
rviscomi
/ CrashCourseInCrUX.md
Last active
October 8, 2024 18:14
"Crash Course in CrUX" for the PerfMatters conference, April 2019
rviscomi
/ summary_requests.sql
Last active
July 22, 2019 15:15
Takes a HAR-based requests table and converts it into a CSV-style summary_requests table
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| CREATE TEMPORARY FUNCTION getSummary(payload STRING, crawlid INT64) | |
| RETURNS STRUCT<requestid INT64, pageid INT64, startedDateTime INT64, time INT64, method STRING, url STRING, urlShort STRING, redirectUrl STRING, firstReq BOOLEAN, firstHtml BOOLEAN, reqHttpVersion STRING, reqHeadersSize INT64, | |
| reqBodySize INT64, reqCookieLen INT64, reqOtherHeaders STRING, status INT64, respHttpVersion STRING, respHeadersSize INT64, respBodySize INT64, respSize INT64, respCookieLen INT64, expAge INT64, mimeType STRING, respOtherHeaders STRING, | |
| req_accept STRING, req_accept_charset STRING, req_accept_encoding STRING, req_accept_language STRING, req_connection STRING, req_host STRING, req_if_modified_since STRING, req_if_none_match STRING, req_referer STRING, req_user_agent STRING, | |
| resp_accept_ranges STRING, resp_age STRING, resp_cache_control STRING, resp_connection STRING, resp_content_encoding STRING, resp_content_language STRING, resp_content_length STRING, resp_content_location STRING, resp_content_type STRING, resp_date ST |
rviscomi
/ PSI API no desktop page data
Last active
May 13, 2019 17:52
https://developers.google.com/apis-explorer/#p/pagespeedonline/v5/pagespeedonline.pagespeedapi.runpagespeed?url=https%253A%252F%252Fwww.expedia.com%252FHotel-Search%253Fadults%253D2%2526destination%253DLondon%2526endDate%253D2019-06-03%2526startDate%253D2019-05-27%2526pwa%253Dtrue&fields=loadingExperience%252CoriginLoadingExperience&_h=1&
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| { | |
| "loadingExperience": { | |
| "id": "https://www.expedia.com", | |
| "metrics": { | |
| "FIRST_CONTENTFUL_PAINT_MS": { | |
| "percentile": 4043, | |
| "distributions": [ | |
| { | |
| "min": 0, | |
| "max": 1000, |
rviscomi
/ crux-cls.sql
Created
June 17, 2019 17:10
Query for cumulative layout shifts in the Chrome UX Report
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| SELECT | |
| form_factor.name AS form_factor, | |
| cls.start, | |
| ROUND(SUM(cls.density), 4) AS density | |
| FROM | |
| `chrome-ux-report.all.201905`, | |
| UNNEST(experimental.cumulative_layout_shift.histogram.bin) AS cls | |
| WHERE | |
| origin = 'https://www.nytimes.com' | |
| GROUP BY |
rviscomi
/ parsed-css.json
Created
July 4, 2019 19:08
URL: http://ajax.googleapis.com/ajax/libs/jqueryui/1.9.2/themes/blitzer/jquery-ui.css?ver=1.9.2
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| { | |
| "type": "stylesheet", | |
| "stylesheet": { | |
| "rules": [ | |
| { | |
| "type": "comment", | |
| "comment": "! jQuery UI - v1.9.2 - 2012-11-23\n* http://jqueryui.com\n* Includes: jquery.ui.core.css, jquery.ui.accordion.css, jquery.ui.autocomplete.css, jquery.ui.button.css, jquery.ui.datepicker.css, jquery.ui.dialog.css, jquery.ui.menu.css, jquery.ui.progressbar.css, jquery.ui.resizable.css, jquery.ui.selectable.css, jquery.ui.slider.css, jquery.ui.spinner.css, jquery.ui.tabs.css, jquery.ui.tooltip.css, jquery.ui.theme.css\n* Copyright 2012 jQuery Foundation and other contributors; Licensed MIT ", | |
| "position": { | |
| "start": { | |
| "line": 1, |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| {"volume":"161778","kbytes":"0","pdf":"0.037003430716520895","cdf":"0.037003430716520895"} | |
| {"volume":"41534","kbytes":"10","pdf":"0.0095000586691637856","cdf":"0.046503489385684681"} | |
| {"volume":"22318","kbytes":"20","pdf":"0.0051047890734915334","cdf":"0.051608278459176211"} | |
| {"volume":"33100","kbytes":"30","pdf":"0.0075709525196061365","cdf":"0.059179230978782346"} | |
| {"volume":"45611","kbytes":"40","pdf":"0.010432589588270558","cdf":"0.0696118205670529"} | |
| {"volume":"50755","kbytes":"50","pdf":"0.011609175079535029","cdf":"0.081220995646587926"} | |
| {"volume":"50951","kbytes":"60","pdf":"0.011654006097475899","cdf":"0.092875001744063823"} | |
| {"volume":"54638","kbytes":"70","pdf":"0.012497332440067677","cdf":"0.1053723341841315"} | |
| {"volume":"59040","kbytes":"80","pdf":"0.013504200506270282","cdf":"0.11887653469040178"} | |
| {"volume":"60605","kbytes":"90","pdf":"0.013862162460747127","cdf":"0.13273869715114892"} |