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
Two programmers in one
Search
Jano González
June 07, 2014
Programming
1
130
Two programmers in one
My RubyNation 2014 talk
Jano González
June 07, 2014
Tweet
Share
More Decks by Jano González
See All by Jano González
Containerizing your monolith
janogonzalez
0
230
Migrando a Microservicios
janogonzalez
1
260
Extracting services from a monolith
janogonzalez
3
240
¿Después de 10 años, realmente entiendo esta industria?
janogonzalez
3
400
Microservices in Practice
janogonzalez
7
610
The Bipolar Programmer
janogonzalez
4
560
Ruby for your two internal programmers
janogonzalez
4
210
Ruby for Java minds
janogonzalez
4
990
How Ruby Programmed Me
janogonzalez
11
470
Other Decks in Programming
See All in Programming
Harnessing Large Language Models for Training-free Video Anomaly Detection
tereka114
1
1.3k
なぜ宣言的 UI は壊れにくいのか / Why declarative UI is less fragile
uenitty
29
13k
Introduction to GitOps
hwchiu
0
110
今こそ始める、CDKコンストラクトライブラリ開発 ― 入門から実践まで
tmokmss
1
930
Product Management LT会_クアンド新家
shinshin
0
260
データカタログ運用物語 〜令和6年夏の理想と現実〜
kuro_kurorrr
0
110
スクラムマスターって孤独じゃないですか?
yoshitaroyoyo
1
140
Rustのweb開発を助ける 便利なツール紹介
yuki0418
1
190
わかりやすい正解を捨てて、コトに向き合う - スクラムフェス金沢2024 スポンサーセッション
yusukekokubo
0
170
20240706_CDKConf
takuyay0ne
0
1.2k
最近追加した型の紹介とその振り返り
aki19035vc
0
180
Rust.Nagoya #1
codemountains
0
170
Featured
See All Featured
VelocityConf: Rendering Performance Case Studies
addyosmani
321
23k
Thoughts on Productivity
jonyablonski
64
4.1k
Designing Dashboards & Data Visualisations in Web Apps
destraynor
226
52k
Imperfection Machines: The Place of Print at Facebook
scottboms
262
13k
Automating Front-end Workflow
addyosmani
1362
200k
Designing Experiences People Love
moore
136
23k
Faster Mobile Websites
deanohume
303
30k
Fashionably flexible responsive web design (full day workshop)
malarkey
399
65k
Side Projects
sachag
451
42k
Optimizing for Happiness
mojombo
373
69k
Mobile First: as difficult as doing things right
swwweet
219
8.8k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
26
2.1k
Transcript
TWO PROGRAMMERS IN ONE
@janogonzalez
None
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(&:*)
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
CASE STATEMENT
EXAMPLE case account_type when :premium then # do stuff when
:standard then # do stuff when :personal then # do stuff end
FACTORY + COMMANDS
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)
THE BEST APPROACH?
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 IF YOU ARE A…
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
守破離
SHU 守破離
HA 守破離
RI 守破離
None
ANTIPATTERN: ETERNAL SHU
ANTIPATTERN: START IN HA
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