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

Code Metrics

Avatar for Tim Ruffles Tim Ruffles
July 22, 2013
Technology
0
280

Code Metrics

Lightning talk given at London Web Standards July 2013
Avatar for Tim Ruffles

Tim Ruffles

July 22, 2013
Tweet

More Decks by Tim Ruffles

See All by Tim Ruffles
CoffeeScript - Rescuing JS from the accidents of its birth
Avatar for Tim Ruffles timruffles
1
86

Other Decks in Technology

See All in Technology
CursorによるPMO業務の代替 / Automating PMO Tasks with Cursor
Avatar for Motoyoshi Kosei motoyoshi_kakaku
2
800
mrubyと micro-ROSが繋ぐロボットの世界
Avatar for Katsuhiko Kageyama kishima
2
380
プロダクトエンジニアリング組織への歩み、その現在地 / Our journey to becoming a product engineering organization
Avatar for hiro-torii hiro_torii
0
140
AWS テクニカルサポートとエンドカスタマーの中間地点から見えるより良いサポートの活用方法
Avatar for kazzpapa3 kazzpapa3
2
610
AI専用のリンターを作る #yumemi_patch
Avatar for 弁護士ドットコム bengo4com
4
2.1k
asken AI勉強会(Android)
Avatar for 佐藤忠 tadashi_sato
0
140
KubeCon + CloudNativeCon Japan 2025 に行ってきた！ & containerd の新機能紹介
Avatar for Honahuku honahuku
0
120
生まれ変わった AWS Security Hub (Preview) を紹介 #reInforce_osaka / reInforce New Security Hub
Avatar for MasahiroKawahara masahirokawahara
0
370
20250625 Snowflake Summit 2025活用事例 レポート / Nowcast Snowflake Summit 2025 Case Study Report
Avatar for K.Osawa kkuv
1
370
Delegating the chores of authenticating users to Keycloak
Avatar for Alexander Schwartz ahus1
0
130
Lambda Web Adapterについて自分なりに理解してみた
Avatar for Makky12 smt7174
5
140
Tokyo_reInforce_2025_recap_iam_access_analyzer
Avatar for h-ashisan hiashisan
0
140

Featured

See All Featured
Easily Structure & Communicate Ideas using Wireframe
Avatar for Afnizar Nur Ghifari afnizarnur
194
16k
How to Ace a Technical Interview
Avatar for Jacob Kaplan-Moss jacobian
277
23k
Raft: Consensus for Rubyists
Avatar for Patrick Van Stee vanstee
140
7k
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
Avatar for soudai sone soudai
PRO
181
53k
Fight the Zombie Pattern Library - RWD Summit 2016
Avatar for Marcelo Somers marcelosomers
233
17k
The Power of CSS Pseudo Elements
Avatar for Geoffrey Crofte geoffreycrofte
77
5.8k
Optimising Largest Contentful Paint
Avatar for Harry Roberts csswizardry
37
3.3k
Improving Core Web Vitals using Speculation Rules API
Avatar for Sergey Chernyshev sergeychernyshev
17
950
The MySQL Ecosystem @ GitHub 2015
Avatar for Sam Lambert samlambert
251
13k
Unsuck your backbone
Avatar for Amy Palamountain ammeep
671
58k
Art, The Web, and Tiny UX
Avatar for Lynn Fisher lynnandtonic
299
21k
How to Think Like a Performance Engineer
Avatar for Harry Roberts csswizardry
24
1.7k

Transcript

  1. Allergy statement: certified meme-free Code metrics @timruffles sidekickjs.com

  2. Code is a liability

  3. Functionality is an asset

  4. Metrics?

  5. Method length

  6. Coverage

  7. Cyclomatic

  8. Decisions + 1

  9. if x: ... else: ... if y: ... else: ...

    Cylcomatic 3 Lines 2 Paths 4 Test for 100% coverage

  10. Measured == managed?

  11. Weight the airplane

  12. Gaming

  13. How?

  14. Responsibly

  15. ∞-junior, idiot-savant

  16. Conversation starter

  17. Wall o’metrics

  18. Stay proud of your team’s code

  19. You’re the expert