eveevans

Game of Life

An implementation of Conway's Game of Life in 140 characters of Ruby.

Author

Created by Simon Ernst (@sier).

eveevans

/**
* supplant() does variable substitution on the string. It scans through the string looking for 
* expressions enclosed in { } braces. If an expression is found, use it as a key on the object, 
* and if the key has a string value or number value, it is substituted for the bracket expression 
* and it repeats.
*
* Written by Douglas Crockford
* http://www.crockford.com/
*/
String.prototype.supplant = function (o) {

eveevans

Sharing files using netcat

The receiver

nc -l 5566 > data-dump.sql

Listen on port 5566 and redirect output to data-dump.sql

The sender

eveevans

⨀_⨀
⨂_⨂
(/◔ ◡ ◔)/
°ﺑ°
(¬_¬)
(´・ω・｀)
(ʘ_ʘ)
(ʘ‿ʘ)
(๏̯͡๏ )
(◕_◕)

eveevans

require 'openssl'

class String
  def encrypt(key)
    cipher = OpenSSL::Cipher::Cipher.new('DES-EDE3-CBC').encrypt
    cipher.key = Digest::SHA1.hexdigest key
    s = cipher.update(self) + cipher.final

    s.unpack('H*')[0].upcase
  end

eveevans

#config/initializers/carrierwave.rb
module CarrierWave
  module MiniMagick
		# Rotates the image based on the EXIF Orientation
    def exif_rotation
      manipulate! do |img|
        img.auto_orient
        img = yield(img) if block_given?
        img
      end

eveevans

# This is a skeleton for testing models including examples of validations, callbacks,
# scopes, instance & class methods, associations, and more.
# Pick and choose what you want, as all models don't NEED to be tested at this depth.
#
# I'm always eager to hear new tips & suggestions as I'm still new to testing,
# so if you have any, please share!
#
# @kyletcarlson
#
# This skeleton also assumes you're using the following gems: 

eveevans

ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

• Ctrl-Key: ^[
• Octal: \033
• Unicode: \u001b
• Hexadecimal: \x1B
• Decimal: 27