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Aashish Kiran aashish

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aashish / array-flatter.rb
Last active September 10, 2017 19:38
Flatten an array of arbitrarily nested arrays of integers into a flat array of integers in ruby
#!/usr/bin/env ruby
class Array
def flatter
if empty? # base case
self
else
tail = pop
if tail.kind_of? Array
flatter + tail.flatter
@aashish
aashish / gist:0557c3027975a7bec5d4
Created June 22, 2015 16:08
Orders table with columns serviceid, Date, name, regionid
Region table with columns id, name
service table with columns id, fees
@aashish
aashish / url_shortener.rb
Created May 16, 2015 13:48
google url shortener
curl https://www.googleapis.com/urlshortener/v1/url?key=AIzaSyBm7qeH-ey9sycnGi1sy8Barqm5f1E_ESU -H 'Content-Type: application/json' -d '{"longUrl": "http://www.google.com/"}'
{
"kind": "urlshortener#url",
@aashish
aashish / game_of_life.rb
Last active August 29, 2015 14:21
The Game of Life, also known simply as Life, is a cellular automaton devised by the British mathematician John Horton Conway. The "game" is a zero-player game, meaning that its evolution is determined by its initial state, requiring no further input. One interacts with the Game of Life by creating an initial configuration and observing how it ev…
class GameOfLife
def initialize(name, size, generations, initial_life=nil)
@size = size
@board = new_board
populate_board(initial_life)
print_board(name, 0)
reason = generations.times do |gen|
prev_board = @board
@board = evolve
@aashish
aashish / combination.rb
Last active August 29, 2015 14:01
Number of possible equations of K numbers whose sum is N
#Input: K, N (where 0 < N < ∞, 0 < K < ∞, and K <= N)
# Number of possible equations of K numbers whose sum is N
#
#Example Input: N=10 K=3
#
#Example Output:
#Total unique equations = 8
#1 + 1 + 8 = 10
#1 + 2 + 7 = 10
#1 + 3 + 6 = 10
@aashish
aashish / gist:4942434
Last active December 13, 2015 16:48
class Dictionary
attr_accessor :entries
attr_accessor :keywords
def initialize
@x = Hash.new
end
def entries
@x