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Deploying a Rails Application using RVM and Passenger

Instalations (via APT)

Required packages

• curl
• gnupg
• build-essential
• git

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RVM (Ruby Version Manager)

Required packages

• sed
• tar
• curl
• gnupg

Import the mpapis Public Key through GPG (GNU Privacy Guard)

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FTP

VSFTPD

Instalation

$ sudo apt-get install -fyu vsftpd

Configuration

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Woking With SSH Authentication

Dependencies

• xclip

Creating folder

$ mkdir ~/.ssh

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Managening users and groups

Creating an user

$ sudo useradd -m <login>

-m option creates a home for it.

Removing an user

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Working with PostgresSQL

Requirements

• libpq-dev

Installing

$ sudo apt-get install -fy postgresql

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# Instalar JDK 6 ou superior. JDK é o acronimo de Java Development Kit, ou seja, Kit de desenvolvimento Java.
# Contém o seu compilador "javac" e suas bibliotecas nativas.

# Instalando o JDK 7 no Ubuntu 13.10 (Saucy Salamander) ou superior

# Requiriments for 64 bits version

$ sudo dpkg --add-architecture i386
$ sudo apt-get update
$ sudo apt-get install libncurses5:i386 libstdc++6:i386 zlib1g:i386 lib32ncurses5-dev lib32stdc++6 icedtea6-plugin

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#include <stdio.h>

#include <cstdlib>
#include <iostream>
using namespace std;

int main(){

  FILE *pont_arq;
  char palavra[20];

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Generating

Run:

$ rails plugin new <name>

To generate a isolated engine use --mountable

The .rb file generated in folder lib should have the same name of the gem, otherwise it will not load automatically.

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Working with gems

Generating a new gem structure

$ bundle gem <gem_name>

Adding an owner

$ gem owner <gem> -a <user or email>