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# install homebrew
ruby -e "$(curl -fsSL https://raw.github.com/mxcl/homebrew/go)"

brew install git
brew install node
brew install wget
brew install z
brew install ag
brew install ack
brew install ffind

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Pointing a GoDaddy domain to a Heroku app

https://devcenter.heroku.com/articles/custom-domains http://thenomadicfreelancer.blogspot.com/2012/08/pointing-godaddy-domain-to-your-heroku.html

1) Custom Subdomains

For each custom subdomain use domains:add in the Terminal.

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# WEATHER INFO ------------------------------------------------------------
# Usage:
# $ weather [CITY_NAME]
# Examples:
# $ weather                 #returns current local weather
# $ weather "Porto Alegre"  #returns Porto Alegre weather

function weather {
	if [ -z "$1" ]; then
	  curl http://wttr.in/;

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#Simple Authentication with Bcrypt

This tutorial is for adding authentication to a vanilla Ruby on Rails app using Bcrypt and has_secure_password.

The steps below are based on Ryan Bates's approach from Railscast #250 Authentication from Scratch (revised).

You can see the final source code here: repo. I began with a stock rails app using rails new gif_vault

##Steps

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namespace :db do
  desc "Copy production database to local"
  task :copy_production => :environment do
    # Download latest dump
    system("wget -O tmp/latest.dump `heroku pg:backups public-url -q`")

    # get user and database name
    config   = Rails.configuration.database_configuration["development"]
    database = config["database"]
    user = config["username"]

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i → Insert mode. Type ESC to return to Normal mode.

x → Delete the char under the cursor

:wq → Save and Quit (:w save, :q quit)

dd → Delete (and copy) the current line

p → Paste

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" =============================================================================
" Randson Oliveira .vimrc file
" -----------------------------------------------------------------------------
" Heavily inspired by: @millermedeiros, @scrooloose, @nvie, @gf3, @bit-theory.
" -----------------------------------------------------------------------------

" -----------------------------------------------------------------------------
" BEHAVIOR
" -----------------------------------------------------------------------------

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FROM ruby:2.3.3

RUN apt-get update -qq && apt-get install -y build-essential libpq-dev nodejs
RUN mkdir /app # app name

WORKDIR /app

ADD Gemfile /app/Gemfile
ADD Gemfile.lock /app/Gemfile.lock

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git filter-branch --env-filter '
WRONG_EMAIL="orandson@gmail.com"
NEW_NAME="Randson"
NEW_EMAIL="orandson@gmail.com"

if [ "$GIT_COMMITTER_EMAIL" = "$WRONG_EMAIL" ]
then
    export GIT_COMMITTER_NAME="$NEW_NAME"
    export GIT_COMMITTER_EMAIL="$NEW_EMAIL"
fi

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#!/bin/sh

# Make sure to:
# 1) Name this file `backup.sh` and place it in /home/ubuntu
# 2) Run sudo apt-get install awscli to install the AWSCLI
# 3) Run aws configure (enter s3-authorized IAM user and specify region)
# 4) Fill in DB host + name
# 5) Create S3 bucket for the backups and fill it in below (set a lifecycle rule to expire files older than X days in the bucket)
# 6) Run chmod +x backup.sh
# 7) Test it out via ./backup.sh