therod

Master21 - Installation rbenv

Mac OS X

1. Open the Terminal app
2. Install rbenv using homebrew with brew install rbenv
3. Install ruby-build using homebrew with brew install ruby-build
4. Copy and paste following code into your terminal window: echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bash_profile and hit return.
5. Copy and paste following code into your terminal window: echo 'eval "$(rbenv init -)"' >> ~/.bash_profile and hit return.
6. Close your terminal window and open a new one.

therod

require 'date'
require 'active_support/all'

# Calcucaltes the age from a provided birthdate
#
# Returns - Age as Integer
def get_age(birthdate)
  today = Date.today
  birthdate = Date.parse(birthdate)
  years = (today.year - birthdate.year)

therod

puts "Please enter a number between 0 and 100"

random_number = rand(0..100)
guess = gets.chomp.to_i

loop do
  puts "Please enter a positive number"     if guess < 0
  puts "Please enter a number below 100"    if guess > 100
  puts "Your number is too low. Try again"  if guess < random_number
  puts "Your number is too high. Try again" if guess > random_number

therod

# 1. Read pdf
# 2. Filter data from pdf
# 3. Do the actual rename

require 'pdf-reader'
require 'date'

pdf = ARGV.first

# Read pdf and get name

therod

class Car
  attr_accessor :model, :wheels, :brand

  def initialize(model, wheels, brand)
    @model = model
    @wheels = wheels
    @brand = brand
  end

  def start_engine

therod

count = 0
loop do
  unless count == 100001
    puts count
    count += 1
  else
    break
  end
end

therod

require 'minitest/autorun'
require 'pry'
require 'mail'
require 'nokogiri'

class MailParser
  class << self
    def parse_email(email_path)
      mail = Mail.read(email_path)
      html_body = mail.parts.last.body.raw_source

therod

Insights from 5 years of Rails Girls Switzerland

At the next Pantalk (21.2.2017 at X) Jasmine Torfi and Rodrigo Haenggi will be talking about the Rails Girls community in Switzerland.

Rails Girls Switzerland is a non-profit association with the aim to give tools and a community for women to understand technology and to build their ideas. We do this by organizing events that provide a great experience on building things and by making technology more approachable.

therod

Smalltalk Best Practice Patterns in Ruby

1 – INTRODUCTION

• We aren’t always good at guessing where responsibilities should go. Coding is where our design guesses are tested. Being prepared to be flexible about making design changes during coding results in programs that get better and better over time.

• If you’re programming along, doing nicely, and all of a sudden your program gets balky, makes things hard for you, it’s talking. It’s telling you there is something important missing.

• Some of the biggest improvements come from figuring out how to eliminate:

• Duplicate code (even little bits of it)

therod

require 'sinatra'
require 'json'
require 'namey'
require 'curb'

get '/catit' do
  content_type :html

  if params['image'] == 'true'
    curl = Curl::Easy.http_get 'http://thecatapi.com/api/images/get?format=src&type=jpg' do |curl|