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Deploy Rails app to digitalocean with nginx, unicorn, capistrano & postgres

Create Droplet

Create droplet of your liking (ubuntu 12.04 x32) Use an xx.04 LTS version

Setup DNS

On Digital Ocean, create a DNS entry for your server (xyz.com)

Make sure it has NS records that use digital oceans nameservers

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pg_dump name_db > db3.sql
scp root@ip:/home/fgos/code/db3.sql /home/phc/

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Пример 1: Копируем файл «file.txt» из удаленного сервера на локальный компьютер.
$ scp user@remote.host:file.txt /some/local/directory

Пример 2: Копируем файл «file.txt» с локального компьютера на удаленный сервер.
$ scp file.txt user@remote.host:/some/remote/directory

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Setting up a SSL Cert from Comodo

I use Namecheap.com as a registrar, and they resale SSL Certs from a number of other companies, including Comodo.

These are the steps I went through to set up an SSL cert.

Purchase the cert

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function drawCircle(text, size, color) {
  var textSize = Math.ceil(size / 2.5);
  var font = 'Proxima Nova, proxima-nova, HelveticaNeue-Light, Helvetica Neue Light, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif';
  var colors = ["#1abc9c", "#16a085", "#f1c40f", "#f39c12", "#2ecc71", "#27ae60", "#e67e22", "#d35400", "#3498db", "#2980b9", "#e74c3c", "#c0392b", "#9b59b6", "#8e44ad", "#bdc3c7", "#34495e", "#2c3e50", "#95a5a6", "#7f8c8d", "#ec87bf", "#d870ad", "#f69785", "#9ba37e", "#b49255", "#b49255", "#a94136"];
  var colorIndex = Math.floor((text.charCodeAt(0) - 65) % colors.length);
	var finalColor = color || colors[colorIndex];
  
  var template = [
    '<svg height="' + size + '" width="' + size + '" style="background: ' + finalColor + '">',
  	'<text text-anchor="middle" x="50%" y="50%" dy="0.35em" fill="white" font-size="' + textSize + '" font-family="' + font + '">' + text.toUpperCase() + '</text>',

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Laravel 4 in Windows Server IIS

###1. Put this web.config in laravel root diretory

<?xml version="1.0" encoding="UTF-8"?>
<configuration>
  <system.webServer>
		<defaultDocument>
 

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require "net/http"

def start_server
  # Remove the X to enable the parameters for tuning.
  # These are the default values as of Ruby 2.2.0.
  @child = spawn(<<-EOC.split.join(" "))
    XRUBY_GC_HEAP_FREE_SLOTS=4096
    XRUBY_GC_HEAP_INIT_SLOTS=10000
    XRUBY_GC_HEAP_GROWTH_FACTOR=1.8
    XRUBY_GC_HEAP_GROWTH_MAX_SLOTS=0

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Contract Killer

The popular open-source contract for web professionals by Stuff & Nonsense

• Originally published: 23rd December 2008
• Revised date: March 15th 2016
• Original post

---

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//: # Swift 3: URLSessionDelegate
//: The following example shows how to use `OperationQueue` to queue the network requests. This is useful in many ways (for delaying queued requests when the networking goes down for example)

import Foundation
import PlaygroundSupport

class Requester:NSObject {

    let opQueue = OperationQueue()
    var response:URLResponse?

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Install MongoDB on macOS Sierra

This procedure explains how to install MongoDB using Homebrew on macOS Sierra 10.12.
Official MongoDB install documentation: here

Install Homebrew

• Installing Homebrew is effortless, open Terminal and enter :
  $ /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

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class AddActivatableFieldsToModel < ActiveRecord::Migration[5.0]
  def change
    add_column :users, :archived, default: false
    add_column :users, :test, default: false
    add_column :users, :dummy, default: false
    
    add_index :users, :archived
  end
end