Building theguardian.com

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Building theguardian.com @patrickhamann - Smashing Conf - December 2014

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next.theguardian.com

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115million !

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" # $ 7000

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Setting a budget https://ﬂic.kr/p/eHsirY

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1. Build modular and decoupled systems, not sites. 2. Design features for access ﬁrst, agnostic of device. 3. Embrace the unpredictable nature of the web. 4. Every feature must be measurable.

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Build modular systems

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You think you’re redesigning the website, but actually you’re redesigning the news room. — Nick Haley, Director of UX, The Guardian

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Section A B C D E A B C Article

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Section A B C D E A B C Article D

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Organisations which design systems… are constrained to produce designs which are copies of the communication structures of these organisations. — M. Conway

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Sections News Sport Comment is free Tech Business

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Sections News Sport Comment is free Tech Business Blended Headlines Highlights Popular In depth People

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1 Item

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1 2 3 Slice

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1 2 3 4 5 6 7 Container

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item-three-q item-q item-q item-q item-q item-q btn

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24px / 28px 14px / 18px 20px / 24px-q 18px / 24px 14px / 18px 18px / 24px 18px / 24px 18px / 24px 14px / 18px 12px / 16px 12px / 16px

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24px / 28px 14px / 18px 20px / 24px-q 18px / 24px 14px / 18px 18px / 24px 18px / 24px 18px / 24px 14px / 18px 12px / 16px 12px / 16px header 4 headline 1 header 2 header 3 headline 1 header 3 header 3 header 3 headline 1 data 3 data 3

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http://github.com/guardian/guss-typography

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http://github.com/sass-mq

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item-quater

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item-quater fs-header(2) fs-data(3) gs-span(3) gs-height(6) colour($c-feature-main)

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1. Build modular and decoupled systems, not sites. 2. Design features for access ﬁrst, agnostic of device. 3. Embrace the unpredictable nature of the web. 4. Every feature must be measurable.

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Design for access ﬁrst

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We don't have any non-JavaScript users No, all your users are non-JS while they're downloading your JS.  Jake Archibald — Google

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Credit: BBC Responsive News – Tom Maslen | http://responsivenews.co.uk/post/18948466399/cutting-the-mustard

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User Content API Popular Comments Article DB DB

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https://ﬂic.kr/p/77ZtUH

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User Content API Popular Comments Article DB DB

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Final progressively enhanced page Initial page payload

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` Interface Informative Decorative Vector (SVG)  Icon font Bitmap (JPG, PNG) Bitmap (JPG, PNG) CSS image replacement

  CSS background Remove? Credit: Paul Robert Lloyd – This is for Everyone https://speakerdeck.com/paulrobertlloyd/this-is-for-everyone-ldnia-number-4?slide=38

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(75%) (90%) (90%)

(75%)

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1. Build modular and decoupled systems, not sites. 2. Design features for access ﬁrst, agnostic of device. 3. Embrace the unpredictable nature of the web. 4. Every feature must be measurable.

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Embrace unpredictability

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Progressive enhancement is about resilience as much as it is about inclusiveness.   @bradwright — Government Digital Service

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Source: Google - Pagespeed Insights

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Request page Network Render GET html Build DOM response Build CSSOM Render page GET css GET js response response idle idle Async Render blocking Run JS Source: Google - Web Fundamentals

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Request page Network Render GET html Build DOM response Build CSSOM Render page GET css GET js response response idle idle Async Render blocking Run JS

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Popular content ✘ Sharing ✘ Comments ✘ Related content ✘ Commercial components ✘ Article ✔

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WTF%$?!

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0.9 1.0 1.1 1.2 0.9 1.0 1.1 1.2

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Is modern browser? Requet with Request with CSS in localStorage? localStorage space? Request with AJAX cache in localStorage inject into

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Load time First byte Start render Visually complete 3.366s 0.204s 1.113s 3.700s Before After Load time First byte Start render Visually complete 3.017s 0.262s 0.759s 2.00s

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https://github.com/addyosmani/critical http://ngxpagespeed.com/ Penthouse https://github.com/pocketjoso/penthouse

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Story of my life

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What does the future hold?

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http/2

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 & HTML " & CSS  " HTTP/1.1 ' HTML & CSS  " HTTP/2 Server push

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service worker ServiceWorker

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ServiceWorker  " &

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ServiceWorker  " & &

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1. Build modular and decoupled systems, not sites. 2. Design features for access ﬁrst, agnostic of device. 3. Embrace the unpredictable nature of the web. 4. Every feature must be measurable.

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Measure everything

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If it moves, graph it!  — Laurie Denness, Etsy

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assets radiator

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window.performance.timing

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window.performance.mark('foo-bar')

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speedcurve

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What does the future hold?

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Resource Timing

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Beacon API

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1. Build modular and decoupled systems, not sites. 2. Design features for access ﬁrst, agnostic of device. 3. Embrace the unpredictable nature of the web. 4. Every feature must be measurable.

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Lessons

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Design is not a service. Designers have to sit in the team. 

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The network is intrinsically unreliable, defend against it. 

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Deliver core content ﬁrst,  then progressively enhance the extras. 

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Set a performance budget.  Measure, optimise & repeat! 

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Thank you. Questions? @patrickhamann - Smashing Conf - December 2014 github.com/guardian/frontend ( bit.ly/smashing-guardian )