padde

# Chained comparisons in Ruby
# inspired by http://coffeescript.org/#comparisons
# as well as http://refactormycode.com/codes/1284

[:<, :>, :<=, :>=].each do |operator|
  [Float, Fixnum, Rational, Comparable].each do |klass|
    klass.class_eval do
      alias_method "_#{operator}", operator
      define_method operator do |rhs|
        send("_#{operator}", rhs) && rhs

MohamedAlaa

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

gnarmis

from math import log, floor, pow


class MinMaxHeap(object):
    """an implementation of min-max heap using an array,
        which starts at 1 (ignores 0th element)
    """

    def __init__(self, array=[]):
        super(MinMaxHeap, self).__init__()