Rafael rplaurindo

RVM (Ruby Version Manager)

Required packages

sed

tar

curl

gnupg

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

FTP

VSFTPD

Instalation

$ sudo apt-get install -fyu vsftpd

Configuration

Woking With SSH Authentication

Dependencies

xclip

Creating folder

$ mkdir ~/.ssh

Managening users and groups

Creating an user

$ sudo useradd -m <login>

-m option creates a home for it.

Removing an user

Working with PostgresSQL

Requirements

libpq-dev

Installing

$ sudo apt-get install -fy postgresql

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.

Working with gems

Generating a new gem structure

$ bundle gem <gem_name>

Adding an owner

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

Shell Commands

System informations

$ lsb_release -a

	# 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

	#include <stdio.h>

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

	int main(){

	FILE *pont_arq;
	char palavra[20];