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Working Compassionately with Legacy Code
@amar47shah
Avalokiteśvara by Wonderlane Flickr CC BY-NC 2.0
Meditation Banyan by Christine Boose Flickr CC BY-NC-ND 2.0
hippie dog by istolethetv Flickr CC BY 2.0
hippie dog by istolethetv Flickr CC BY 2.0 / text added
LEARNING
Brant Bjork by Ben Keeler Young Men’s Nation
rail climb Beth Jusino Flickr CC BY-NC 2.0
Forgotten by Matthew Hester Flickr CC BY-NC-ND 2.0
NASA
The whirling disc of NGC 4526 by Stuart Rankin Flickr CC BY 2.0
developers as second-class citizens
users as a despised and outcast underclass
“Kill it and start over.”
Blueprints by Sam Howzit Flickr CC BY 2.0
Smashville car by WBUR Boston Flickr CC BY-NC-ND 2.0
Out Of Order by David Mach by duncan c Flickr CC BY-NC 2.0
If you see something, say nothing by pedrik Flickr CC BY 2.0
• no automated tests
• end-of-life Rails and Ruby versions
• 1500-line models, 300-line methods
• vulnerable to SQL injection
• authorization loopholes
“pretty solid”
New Flame sinking off Gibraltar by amateur_photo_bore Flickr CC BY-NC-ND 2.0
Self portrait - Flamethrowers, facepaint and fantoms by MattysFlicks Flickr CC BY 2.0
Reject. by Lucas Moratelli Flickr CC BY-NC 2.0
* d51a256 - asdf * 56b5cfa - asdf * c12135f - adsf * 253e4ee - asdf * af9120b - asdf * 6b4a7b3 - asdf * a0b93d5 - asdf * ecb1fa5 - asdf * 4b19cda - asdf * 58cc3f7 - adsf * 7ffd540 - asdf * 6942f4f - adf * 8823caf - adsf * 9843c03 - adf * 3695f76 - adf * 4cb1131 - adf * 182430f - asdf * f2e9bd4 - adsf * ef5c68d - adsf * d386229 - adsf * 357b445 - adf
git commit -am asdf
index show new edit create update destroy
$ ls app/services
groan_stifler.rb mirage_spotter.rb sand_from_eyes_wiper.rb
Desert by Moyan Brenn Flickr CC BY 2.0
code is my boyfriend
Coding by the fire by tux0racer Flickr CC BY 2.0
IMG_4876 by Aaron Goodman Flickr CC BY-ND 2.0
Dark by Transformer18 Flickr CC BY 2.0
Control
Trust
Chemical Tanker, Aug 11 by Louis Vest Flickr CC BY-NC 2.0
Have You Ever Seen A Sadder Looking Dog? by Stewart Black Flickr CC BY 2.0
Albert Einstein - Caricature by DonkeyHotey Flickr CC BY 2.0
mural of the man inside Fatlace - japantown, san francisco by eric molina CC BY 2.0
Pomodoro Kitchen Timer for Action Logging by Andy Roberts Flickr CC BY 2.0
TDD Hat by George Dinwiddie blog.gdinwiddie.com CC BY-SA 3.0Productivity: Getting Personal Kanban to Done by Dennis Hamilton Flickr CC BY 2.0
Cognitive Restructuring
1. Identify automatic thoughts
2. Isolate cognitive distortions
3. Apply reason
4. Develop rebuttal
rm -rf / by Zakwitnij!pl Ejdzej & Iric Flickr CC BY-SA 2.0Self portrait - Flamethrowers, facepaint and fantoms by MattysFlicks Flickr CC BY 2.0
Darlin Do You Gamble by Thomas Hawk Flickr CC BY-NC 2.0Reject. by Lucas Moratelli Flickr CC BY-NC 2.0
–Jan Dudulskihttp://codetunes.com/2014/fixing-legacy-code/
“code is person-agnostic”
Healthy homemade school lunches by Jennifer Chait Flickr CC BY-SA 2.0
Boring by Cheryl Colan Flickr CC BY-NC 2.0
Boring by Strevo Flickr CC BY-SA 2.0
Onaturligt by Marcus Linder Flickr CC BY-NC 2.0
Planking Arnhem by Marco Derksen Flickr CC BY-NC 2.0
You need to know all of this —>
(sorry you can’t read it)
Rails Competencies Poster by Code Fellows, LLC CC BY-NC-SA 3.0
120621-O-ZZ999-005 by U.S. Pacific Fleet Flickr CC BY-NC 2.0
Stopwatch by William Warby Flickr CC BY 2.0
Wet Pipin by Mattieu Guionnet Flickr CC BY-NC-ND 2.0
Onaturligt by Marcus Linder Flickr CC BY-NC 2.0
Potter in Bangalore, India by Muhammad Mahdi Karim Wikimedia Commons Free Art License
mandala - making & destroying Vernon Hyde Flickr CC BY-NC-ND 2.0
Chevron's Toxic Legacy in Ecuador's Amazon by Rainforest Action Network Flickr CC BY-NC 2.0
Larry Powers (Ugly Americans) by Jim H. Flickr CC BY-SA 2.0
what can i change?
how much will i tolerate?
Zhuzha - Spy Cat by Mark Vegas Flickr CC BY-SA 2.0
Meditation Banyan by Christine Boose Flickr CC BY-NC-ND 2.0
MINSWAN
MINSWAN
letters by Beth Cortez-Neavel Flickr CC BY 2.0