Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Performance Choreography at WebPerfDays NY, 2014

Avatar for Tim Kadlec Tim Kadlec
September 18, 2014
Programming
3
720

Performance Choreography at WebPerfDays NY, 2014

Presented at WebPerfDays NY, in New York City, NY on September 18th, 2014.

Avatar for Tim Kadlec

Tim Kadlec

September 18, 2014
Tweet

More Decks by Tim Kadlec

See All by Tim Kadlec
The State of Node.js Security, at Node.js Interactive 2017
Avatar for Tim Kadlec tkadlec
1
480
JavaScript Exposed at Midwest JS
Avatar for Tim Kadlec tkadlec
3
310
Focusing On What Matters, at Fluent, 2017
Avatar for Tim Kadlec tkadlec
0
160
Once More, With Feeling at Code 2016 in Sydney
Avatar for Tim Kadlec tkadlec
1
700
Once More, With Feeling
Avatar for Tim Kadlec tkadlec
9
1.7k
Mobile Image Processing at London Web Perf Meetup, 2016
Avatar for Tim Kadlec tkadlec
1
230
Better By Proxy at Velocity NY 2015
Avatar for Tim Kadlec tkadlec
3
700
Getting Started with Performance Budgets at HighEdWeb Technical Academy, 2015
Avatar for Tim Kadlec tkadlec
9
1.2k
Reaching Everyone, Fast at From the Front, 2015
Avatar for Tim Kadlec tkadlec
8
7.4k

Other Decks in Programming

See All in Programming
Fragmented Architectures
Avatar for Denys Poltorak denyspoltorak
0
150
AIと一緒にレガシーに向き合ってみた
Avatar for nyafunta9858 nyafunta9858
0
180
CSC307 Lecture 03
Avatar for Javier Gonzalez-Sanchez javiergs
PRO
1
490
OSSとなったswift-buildで Xcodeのビルドを差し替えられるため 自分でXcodeを直せる時代になっている ダイアモンド問題編
Avatar for yimajo yimajo
3
610
生成AIを使ったコードレビューで定性的に品質カバー
Avatar for Chiaki Okamoto chiilog
1
260
AI Agent の開発と運用を支える Durable Execution #AgentsInProd
Avatar for izumin5210 izumin5210
7
2.3k
AI前提で考えるiOSアプリのモダナイズ設計
Avatar for 野瀬田　裕樹 yuukiw00w
0
220
16年目のピクシブ百科事典を支える最新の技術基盤 / The Modern Tech Stack Powering Pixiv Encyclopedia in its 16th Year
Avatar for ahu ahuglajbclajep
5
1k
AIによる高速開発をどう制御するか？ ガードレール設置で開発速度と品質を両立させたチームの事例
Avatar for tonkotsuboy_com tonkotsuboy_com
7
2.1k
そのAIレビュー、レビューしてますか？ / Are you reviewing those AI reviews?
Avatar for r-kagaya rkaga
6
4.5k
高速開発のためのコード整理術
Avatar for sutetotanuki sutetotanuki
1
390
AIによるイベントストーミング図からのコード生成 / AI-powered code generation from Event Storming diagrams
Avatar for nrs nrslib
2
1.9k

Featured

See All Featured
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
Avatar for Kevin Liebholz kevinliebholz
37
6.3k
Utilizing Notion as your number one productivity tool
Avatar for Mfonobong Umondia mfonobong
3
220
A brief & incomplete history of 
UX Design for the World Wide Web: 1989–2019
Avatar for Jason CranfordTeague jct
1
300
The agentic SEO stack - context over prompts
Avatar for schlessera schlessera
0
630
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
Avatar for Dan Newman danielanewman
231
22k
How to Ace a Technical Interview
Avatar for Jacob Kaplan-Moss jacobian
281
24k
New Earth Scene 8
Avatar for Sydney Stone popppiees
1
1.5k
B2B Lead Gen: Tactics, Traps & Triumph
Avatar for Sophie Logan marketingsoph
0
53
DBのスキルで生き残る技術 - AI時代におけるテーブル設計の勘所
Avatar for soudai sone soudai
PRO
62
49k
ラッコキーワード サービス紹介資料
Avatar for ラッコ株式会社 rakko
1
2.2M
How to optimise 3,500 product descriptions for ecommerce in one day using ChatGPT
Avatar for Katarina Dahlin katarinadahlin
PRO
0
3.4k
What's in a price? How to price your products and services
Avatar for Michael Herold michaelherold
247
13k

Transcript

  1. Performance Choreography September 18, 2014 at WebPerfDays NY ! Tim

    Kadlec
 @tkadlec [email protected]
  2. None
  3. None
  4. None
  5. None
  6. None

  7. in-between moments impact perception

  8. None
  9. None

  10. “It’s solely intended to enhance the user’s perception of your

    app as quick to launch and immediately ready for use.
  11. None

  12. http://www.lukew.com/ff/entry.asp?1797

  13. http://www.lukew.com/ff/entry.asp?1797

  14. progress bars focus on the waiting

  15. skeleton screens focus on the progress

  16. None
  17. None
  18. None
  19. None

  20. slow is valuable

  21. None
  22. None

  23. tell people you’re working for them

  24. None

  25. <200ms http://bit.ly/1rfjmzU

  26. “A rule of thumb: However long you think you need,

    half it. Then half it again! Rachel Nabors Award Winning Cartoonist

  27. “Confession: sometimes when we release an update, I tighten up

    an old transition by ~50ms. ! Result: "Wow, this new version feels faster." Cenny Bowles
 Design Manager at Twitter

  28. http://bit.ly/1pgJ8OD

  29. http://bit.ly/1pgJ8OD

  30. http://bit.ly/1pgJ8OD

  31. this isn’t difficult

  32. people like beautiful things

  33. we are performance engineers

  34. we are performance choreographers

  35. thank you September 18, 2014 at WebPerfDays NY ! Tim

    Kadlec
 @tkadlec [email protected]