Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
The Bipolar Programmer
Search
Jano González
October 26, 2013
Programming
4
610
The Bipolar Programmer
My StarTechConf 2013 talk
Jano González
October 26, 2013
Tweet
Share
More Decks by Jano González
See All by Jano González
Containerizing your monolith
janogonzalez
0
390
Migrando a Microservicios
janogonzalez
1
310
Extracting services from a monolith
janogonzalez
3
250
¿Después de 10 años, realmente entiendo esta industria?
janogonzalez
3
480
Microservices in Practice
janogonzalez
7
670
Two programmers in one
janogonzalez
1
180
Ruby for your two internal programmers
janogonzalez
4
260
Ruby for Java minds
janogonzalez
4
1.1k
How Ruby Programmed Me
janogonzalez
11
500
Other Decks in Programming
See All in Programming
Laravel Boost 超入門
fire_arlo
2
170
LLMOpsのパフォーマンスを支える技術と現場で実践した改善
po3rin
8
1k
サイトを作ったらNFCタグキーホルダーを爆速で作れ!
yuukis
0
750
Portapad紹介プレゼンテーション
gotoumakakeru
1
130
もうちょっといいRubyプロファイラを作りたい (2025)
osyoyu
0
230
Testing Trophyは叫ばない
toms74209200
0
130
為你自己學 Python - 冷知識篇
eddie
1
310
OSS開発者という働き方
andpad
5
1.6k
🔨 小さなビルドシステムを作る
momeemt
3
630
Protocol Buffersの型を超えて拡張性を得る / Beyond Protocol Buffers Types Achieving Extensibility
linyows
0
100
オープンセミナー2025@広島「君はどこで動かすか?」アンケート結果
satoshi256kbyte
0
230
AI時代のドメイン駆動設計-DDD実践におけるAI活用のあり方 / ddd-in-ai-era
minodriven
25
9.6k
Featured
See All Featured
Rails Girls Zürich Keynote
gr2m
95
14k
Chrome DevTools: State of the Union 2024 - Debugging React & Beyond
addyosmani
7
830
Product Roadmaps are Hard
iamctodd
PRO
54
11k
Typedesign – Prime Four
hannesfritz
42
2.8k
Become a Pro
speakerdeck
PRO
29
5.5k
Imperfection Machines: The Place of Print at Facebook
scottboms
268
13k
Learning to Love Humans: Emotional Interface Design
aarron
273
40k
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
31
2.2k
We Have a Design System, Now What?
morganepeng
53
7.8k
Keith and Marios Guide to Fast Websites
keithpitt
411
22k
How STYLIGHT went responsive
nonsquared
100
5.8k
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
mongodb
48
9.7k
Transcript
THE BIPOLAR PROGRAMMER
$ whoami
@janogonzalez
@hop_in
A TALE OF TWO DEVELOPERS
HACKER V/S THINKER
HACKER
GET THINGS DONE
FAST
HACKS
MAINTENANCE NIGHTMARE
NEEDS MORE DUCT TAPE
THINKER
THINKS ABOUT ABSTRACTIONS
THINKS ABOUT MAINTAINABILITY
TOO MANY ABSTRACTIONS
ANALYSIS PARALYSIS
NEEDS MORE LAYERS
MY HISTORY
A TRILOGY OF MOVIES
THE HACKER YEARS
THE HACKER YEARS
THE LEARNING YEARS
THE UML YEARS
THE UML YEARS
THE HACKER WAS GONE
UML, RUP, GoF, XML, ETC.
STOCKHOLM SYNDROME
EVOLUTION?
THE ONE TRUE WAY™
THE PATH?
FEAR
I WAS SO WRONG!
EVERYDAY LIFE IS THE PATH
ENTER RUBY
SMALLTALK IN PERL’S DISGUISE
HAPPY THINKER
THINKER class AccountProtectionProxy def initialize(real_account, owner) @subject = real_account @owner
= owner end ! def method_missing(name, *args) check_access @subject.send(name, *args) end ...
OMG! GoF NEVER WAS SO EASY
HAPPY HACKER
HACKER $1 if str ~= /(foo)+/
ONE LINERS FTW!
HACKER ❤ THINKER
LET’S WORK TOGETHER
HARMONY
HARMONY (1..42).select(&:even?). map { |n| n * 2 }. reduce(&:*)
EXPRESS YOURSELF
EXPRESS YOURSELF File.open('my.txt').each do |line| puts line if line =~
/jano/ end
THE PATH
THE PATH IS NO PATH
THE PATH
WORKING TOGETHER
HACKER
EXPLORE NEW TERRITORY
THINKER
FIND ACCEPTANCE CRITERIA
DEFINE COMPONENTS
BALANCE
DELIVER VALUE V/S DIMINISH TECHNICAL DEBT
CREATIVITY V/S STANDARDIZATION
EXAMPLE
CASE STATEMENT V/S FACTORY + COMMANDS
EXAMPLE case account_type when :premium then # do stuff when
:standard then # do stuff when :personal then # do stuff end
EXAMPLE class PremiumAccount def initialize # do stuff end !
def execute(context) # do stuff end end
EXAMPLE class AccountFactory def self.create(type) name = "#{type.capitalize} Account" klass
= Kernel.const_get(name) klass.new end end
EXAMPLE AccountFactory .create(account_type) .execute(context)
IMPLICIT V/S EXPLICIT
CLARITY V/S DRY
CLARITY V/S SRP
NOW V/S FUTURE
MY HUMBLE ADVICE
LEARN ABOUT BEST PRACTICES
DON’T FOLLOW BLINDLY YOUR FUNCTIONAL GURU
DON’T FOLLOW BLINDLY YOUR OO GURU
TESTS + REFACTORING
HOW TO IMPROVE
HACKER
LEARN ABOUT OOP & PATTERNS
TRY IMMUTABILITY & SEQUENCES
DO SEPARATE RESPONSIBILITIES
THINKER
LEARN ABOUT ONE LINERS
TRY CODE GOLF
DO EVIL STUFF
EVERYONE
READ A LOT OF CODE
WRITE A LOT OF CODE
ONE LAST ADVICE
कഁ
SHU कഁ
HA कഁ
RI कഁ
None
CONCLUSIONS
RUBY GIVES YOU FREEDOM
LETS YOU STRIVE FOR BALANCE
AVOID CARGO CULT
GOOD ADVICE V/S LAWS
THERE IS NO TRUE PATH
IF YOU MEET THE BUDDHA IN THE ROAD, KILL HIM!
FOLLOW YOUR ❤
THANK YOU! ❤
IMAGES ! • http://commons.wikimedia.org/wiki/File:Yin_yang.svg • http://upload.wikimedia.org/wikipedia/commons/archive/f/ f4/20050917122925%21Janus-Vatican.JPG