This gist is part of a blog post. Check it out at:
http://jasonrudolph.com/blog/2011/08/09/programming-achievements-how-to-level-up-as-a-developer
Kristine screamingmunch
psayre23
/ gist:c30a821239f4818b0709
Last active
November 15, 2025 16:37
Runtime Complexity of Java Collections
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| Below are the Big O performance of common functions of different Java Collections. | |
| List | Add | Remove | Get | Contains | Next | Data Structure | |
| ---------------------|------|--------|------|----------|------|--------------- | |
| ArrayList | O(1) | O(n) | O(1) | O(n) | O(1) | Array | |
| LinkedList | O(1) | O(1) | O(n) | O(n) | O(1) | Linked List | |
| CopyOnWriteArrayList | O(n) | O(n) | O(1) | O(n) | O(1) | Array |
diogomonica
/ urbanspoon_reservations.rb
Created
July 25, 2013 04:32
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| require 'rubygems' | |
| require 'mechanize' | |
| FIRST_NAME = 'FIRST_NAME' | |
| LAST_NAME = 'LAST_NAME' | |
| PHONE = 'PHONE' | |
| EMAIL = '[email protected]' | |
| PARTY_SIZE = 2 | |
| SCHEDULE_RANGE = { :start_time => '19:00', :end_time => '20:30' } |
jasonrudolph
/ about.md
Last active
November 13, 2025 16:55
Programming Achievements: How to Level Up as a Developer