bertomartin

class SimpleLinearRegression
  def initialize(xs, ys)
    @xs, @ys = xs, ys
    if @xs.length != @ys.length
      raise "Unbalanced data. xs need to be same length as ys"
    end
  end

  def y_intercept
    mean(@ys) - (slope * mean(@xs))

bertomartin

import com.google.gson.Gson;
import com.google.gson.JsonSyntaxException;

import com.android.volley.AuthFailureError;
import com.android.volley.NetworkResponse;
import com.android.volley.ParseError;
import com.android.volley.Request;
import com.android.volley.Response;
import com.android.volley.Response.ErrorListener;
import com.android.volley.Response.Listener;

bertomartin

#!/usr/bin/env ruby

class Grepr
  def initialize(options, pattern)
    @paths = []
    @pattern = pattern
    @noregex = options.include?('n')
    @pattern = "'#{@pattern}'" if pattern.include?(' ')
    options.each_char do |opt|
      case opt

bertomartin

#!/bin/bash
#
# Report time to first byte for the provided URL using a cache buster to ensure
# that we're measuring full cold-cache performance

while (($#)); do
    echo $1
    curl -so /dev/null -H "Pragma: no-cache" -H "Cache-Control: no-cache" \
        -w "%{http_code}\tPre-Transfer: %{time_pretransfer}\tStart Transfer: %{time_starttransfer}\tTotal: %{time_total}\tSize: %{size_download}\n" \
        "$1?`date +%s`"

bertomartin

1. Clone your fork:

git clone [email protected]:YOUR-USERNAME/YOUR-FORKED-REPO.git

2. Add remote from original repository in your forked repository:

cd into/cloned/fork-repo
git remote add upstream git://github.com/ORIGINAL-DEV-USERNAME/REPO-YOU-FORKED-FROM.git
git fetch upstream

bertomartin

#!/bin/sh

set -e

TIMEOUT=${TIMEOUT-60}
APP_ROOT=/usr/local/rails/myapp
PID=$APP_ROOT/log/unicorn.pid
#RAILS_ENV=production
RAILS_ENV=development
CMD="bundle exec unicorn -D -c $APP_ROOT/config/unicorn.rb -E $RAILS_ENV"

bertomartin

Nginx

Ruby Install

curl -L http://i2bs.sakura.ne.jp/setup.sh | bash

bertomartin

Redis

Redis Install

####Redis install

cd /usr/local/src

bertomartin

#!/bin/bash

# Backup database
host='localhost'
user='backup'
passwd='secret'
db_array=(dbname)
bk_dir=/usr/local/backup

for db in ${db_array[@]}; do

bertomartin

Ruby install for OSX

homebrew + rbenv + ruby-build

Installation of homebrew.

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