mlankenau

sudo apt-get install libqt4-dev xvfb
sudo gem install capybara-webkit

mlankenau

# git alias
git config alias.st status

# tool I need
apt-get install gitg

mlankenau

http://www.vagrantbox.es/

mlankenau

module Bar
  extend ActiveSupport::Concern
  include Foo

  included do
    self.method_injected_by_foo
  end
end

mlankenau

from __future__ import division # allows floating point division from integers
import FreeCAD, Part, math
from FreeCAD import Base

class ProfileShape:
    def __init__(self, obj):
        ''' Add the properties: Radius, Eccentricity, Height, Segments (see Property View) '''
        obj.addProperty("App::PropertyLength","Length","Airfoil","Forward pos").Length=100.0
        obj.addProperty("App::PropertyFloat","XPos","Airfoil","Sideways pos").XPos=0.0
        obj.addProperty("App::PropertyFloat","YPos","Airfoil","Forward pos").YPos=0.0

mlankenau

#
# script is searching for all the url and path helpers that does not exist
#
search_result = `egrep -o -r "([a-z][a-z]+_){2,10}(path|url)" app`
routes = `rake routes`
def without_path(name)
  name.split('_')[0..-2].join('_')
end
helpers = search_result.split("\n").map { |l| l.split(':').last}.compact.uniq
valid_names = routes.split("\n").map { |l| (l =~ /^\s*([a-z_]+)\s*[A-Z\|]+/) ? $1 : nil }.compact

mlankenau

require 'benchmark'

def split(array)
  middle = array.length / 2
  [array[0..(middle-1)], array[middle..-1]]
end

def merge(a, b)
  i = j = 0
  result = []

mlankenau

require 'matrix'
require 'byebug'
require 'rspec'

include Math

def sqr(x)
  x * x
end

mlankenau

# install arduino ide
sudo apt-get update && sudo apt-get install arduino arduino-core

# necessary to get into dialup group (at least for me), maybe reboot afterwards
sudo apt-get remove modemmanager

# add user to the dialout group
sudo usermod -a -G dialout <my-username>

# arduino should work now without beeing root

mlankenau

prims = Stream.unfold({2, []}, fn {next, list} -> if(Enum.any?(list, &(rem(next, &1) == 0)), do: {nil, {next+1, list}},  else: {next, {next+1, [next|list]}}) end)