View pingpongninja_expected_results.rb
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#!/usr/bin/env ruby | |
# pingpongninja_expected_results -- simulate a series of games on pingpongninja | |
# | |
# algorithm extracted from | |
# https://github.com/jdennes/pingpongapp/blob/master/pingpong/rankings.py | |
def new_ranks(rank1, rank2, points1, points2) | |
decay_factor = 10 | |
game_ranking_points = (rank1 + rank2) / 2 | |
ranking_change1 = game_ranking_points + (points1 - points2) * 100 / [points1, points2].max | |
ranking_change2 = game_ranking_points + (points2 - points1) * 100 / [points1, points2].max |
View bash_profile
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function git () { | |
case "$PWD"; in | |
/path/to/work/repos/*) | |
command git -c user.email=you@work.com "$@" | |
;; | |
*) | |
command git "$@" | |
;; | |
esac | |
} |
View encrypt_decrypt.js
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function encrypt(text){ | |
var cipher = crypto.createCipher('aes-256-cbc','d6F3Efeq') | |
var crypted = cipher.update(text,'utf8','hex') | |
crypted += cipher.final('hex'); | |
return crypted; | |
} | |
function decrypt(text){ | |
var decipher = crypto.createDecipher('aes-256-cbc','d6F3Efeq') | |
var dec = decipher.update(text,'hex','utf8') |