Lock in $30 Savings on PRO—Offer Ends Soon! ⏳
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
America's Next Top Engineer
Search
Aaron Patterson
June 07, 2013
16
2.2k
America's Next Top Engineer
Presentation popularity at RedDot RubyConf
Aaron Patterson
June 07, 2013
Tweet
Share
More Decks by Aaron Patterson
See All by Aaron Patterson
RubyKaigi 2025: Class New, A New Approach
tenderlove
0
110
RubyKaigi Dev Meeting 2025
tenderlove
1
3.9k
Speeding up Instance Variables in Ruby 3.3
tenderlove
2
480
[Feature #20425] Speeding up delegate methods
tenderlove
3
300
RailsConf 2023
tenderlove
30
1.3k
Don't @ Me! Faster Instance Variables with Object Shapes
tenderlove
1
490
RailsConf 2022 Keynote
tenderlove
2
610
Some Assembly Required
tenderlove
1
600
HexDevs 2021
tenderlove
1
500
Featured
See All Featured
Measuring & Analyzing Core Web Vitals
bluesmoon
9
700
Distributed Sagas: A Protocol for Coordinating Microservices
caitiem20
333
22k
Testing 201, or: Great Expectations
jmmastey
46
7.8k
The World Runs on Bad Software
bkeepers
PRO
72
12k
The Language of Interfaces
destraynor
162
25k
The Straight Up "How To Draw Better" Workshop
denniskardys
239
140k
Site-Speed That Sticks
csswizardry
13
990
Product Roadmaps are Hard
iamctodd
PRO
55
12k
Imperfection Machines: The Place of Print at Facebook
scottboms
269
13k
A better future with KSS
kneath
240
18k
The Hidden Cost of Media on the Web [PixelPalooza 2025]
tammyeverts
1
94
Optimizing for Happiness
mojombo
379
70k
Transcript
Your Guide to Presentation Popularity!
Your Guide to Presentation Notoriety!
None
•Provocative Title •Risqué Photos •Ruby Code?
Provocative Title:
Use Ruby 1.9 like an Engineer
Use Ruby 1.9 like a SEXY Engineer
Risqué Photos
America's Next Top Model
America's Next Top Engineer
Confident
Elegant
Sultry
Sexy
Thoughtful
Fierce
Playful
Powerful
Provocative
Ruby Code?
protected def method_missing(method, *args, &block) if Array.method_defined?(method) to_a.send(method, *args, &block)
elsif @klass.scopes[method] merge(@klass.send(method, *args, &block)) elsif @klass.respond_to?(method) scoping { @klass.send(method, *args, &block) } elsif arel.respond_to?(method) arel.send(method, *args, &block) elsif match = DynamicFinderMatch.match(method) attributes = match.attribute_names super unless @klass.send(:all_attributes_exists?, attributes) if match.finder? find_by_attributes(match, attributes, *args) elsif match.instantiator? find_or_instantiator_by_attributes(match, attributes, *args, &block) end else super end end private def references_eager_loaded_tables? # always convert table names to downcase as in Oracle quoted table names are in uppercase joined_tables = (tables_in_string(arel.joins(arel)) + [table.name, table.table_alias]).compact.map{ |t| t.downcase }.uniq (tables_in_string(to_sql) - joined_tables).any? end
TL;DR