Software Installation on Ubuntu

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Installing software on Ubuntu machine with software center or terminal is simple and easy. If you are looking for it with detailed information and steps, you are at right place !

Photo credit : https://en.wikipedia.org/wiki/Ubuntu



Software installations

ON UBUNTU LINUX

CREATOR: Amruta Ashish Pednekar


Prerequisites 

Log in as a user with sudo privileges. 

Description

This document includes the steps to install  ruby on rails on your ubuntu linux machine.

  • Index 

    • Ruby

    • SQLite3 

    • Node.js

    • Yarn

    • gem

    • PostgreSQL

    • Thunderbird

    • Freeoffice

    • Slack

    • Docker

  • Fonts 

    • Bold font shows  title

    • Underlined font shows multiple ways of doing the same installation. 

    • This font shows commands in terminal 

    • This font shows general comment, description or normal text  

    • The URL shows link

  • Note

    • Open terminal shortcut  Ctrl+Alt+T

    • sudo apt update - a  command  is used to update package information from configured sources. Before installing any application or package , it's recommended to update the system apt repository cache.

    • sudo apt upgrade - a  command to upgrade apt repository cache

    • sudo apt install - a command  is used to download latest version of application from online software repository pointed by source

    • The sources are often defined in /etc/apt/sources.

    • clear or Ctrl+L - a command to clear terminal screen. Still you can scroll up and see the old screen.

    • reset  - a command to reinitialize the terminal

Installation 

Ruby

To install Ruby from default Ubuntu repositories 

  • Open terminal 

  • Update package index

    • sudo apt update

  • Install ruby

    • sudo apt install ruby-full

    • Do you want to continue ? 

    • press y 

    • press enter 

  • Check installed Ruby version

    • ruby -v 


To install Ruby with RVM 

If you want to install, manage & work with different Ruby versions, use RVM tool 

  • Open terminal 

  • Update package index

    • sudo apt update

  • Install dependencies

    • sudo apt install curl g++, gcc, autoconf, automake, bison, libc6-dev, libffi-dev, libgdbm-dev, libncurses5-dev, libsqlite3-dev, libtool, libyaml-dev, make, pkg-config, sqlite3, zlib1g-dev, libgmp-dev, libreadline-dev, libssl-dev

  • Install GPG keys to verify installation package

    • gpg --keyserver hkp://pool.sks-keyservers.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB

  • Install RVM stable version

    • curl -sSL https://get.rvm.io | bash -s stable

  • Start RVM

    • source ~/.rvm/scripts/rvm

  • Install Ruby with version

    • rvm install 2.5.1

    • rvm use 2.5.1 --default

  • Check installed Ruby version

    • ruby -v 

SQLlite3

  • Open terminal 

  • Update package index

    • sudo apt update

  • Install SQLite3

    • sudo apt install sqlite3

    • SQLite3 –- version

    • sudo apt install sqlitebrowser

  • Remove SQLite

    • sudo apt —-purge remove sqlitebrowser -u postgres psql

Yarn

  • Open terminal 

  • Update package index

    • sudo apt update

  • Install Yarn

    • sudo apt install yarn

    • yarn – - version  

  • Note : cmdtest and yarn 

Node js and npm

  • Open terminal 

  • Update package index

    • sudo apt update

  • Install Node js

    • sudo apt install nodejs

    • node -v

  • Install npm

    • sudo apt install npm

    • npm -v

Rails

  • Open terminal

  • Update package index

    • sudo apt update

  • Install rails

    • gem -v

    • sudo apt install rails

    • rails -v

PostgreSQL

  • Open terminal

  • Update package index

    • sudo apt update

  • Install Postgres server and contrib package

    • sudo apt install postgresql postgresql-contrib

  • Contrib package provides several additional features for database

  • Verify installation

    • Once installation is done PostgreSQL service will start automatically

  • Connect to database server using psql

    • sudo -u postgres psql -c "SELECT version();"

    • Psql is command line utility allows us to interact with PostgreSQL server

Notes

  • How to login to Postgres server ?

    • Switch to Postgres user and use psql

      • sudo su - postgres

      • psql

    • OR

      •  sudo u - postgres psql

  • How to exit from the Postgres shell ?

    • \q

  • How to create a Postgres roll ?

    • sudo su -postgres -c “createuser admin”

  • How to create a Postgres database?

    • sudo su -postgres -c “creatdb example_database”

  • How to grant database privileges to a user?

    • sudo -u postgres psql

    • GRANT ALL PRIVILEGES ON DATABASE example_database TO admin;

  • How to create a role and grant privileges to a user?

    • sudo -i -u postgres psql

    • Create role admin with createdb login password 'password'; 

  • By default, PostgreSQL server listens only on local interface 127.0.0.1

Thunderbird

Thunderbird is a lightweight, open source, cross platform  email client.

To install Thunderbird from command line 

  • Open terminal 

  • Update package index

    • sudo apt update

  • Install Thunderbird

    • $ sudo apt install thunderbird

  • Launch Thunderbird

    • $ thunderbird

To install Thunderbird using GUI

  • Activities menu in top/bottom left corner → Software

  • Search Thunderbird application

  • Install

  • Authenticate

  • Launch 

Freeoffice

To install Freeoffice using GUI

  • Activities menu in top left corner → Software

  • Search Freeoffice application

  • Install

  • Launch 

Slack

Software for a business communication platform

  • Open browser

  • Search “Download slack for linux”

  •  Go to https://slack.com/downloads/linux

  •  DOWNLOAD .DBE (64 bit)  

  • Save file , click Ok

  • Go to Files -> Downloads

  • Select downloaded slack folder

  • Install with installer 

    • Right click ->Open with Software install

    • Click Install

    • Authenticate

  • Install with terminal

    • Right click ->Open terminal

    • sudo dpkg -i slack-desktop…deb

  • Once installation is done, go to left bottom corner of screen

  • Click Show applications

  • Search Slack

  • Open

  •  Sign In to your Workspace 


Install Docker

A tool to automate the deployment of the application in containers so that the application can work in different environments.

  • Open terminal

  • Remove any docker file running

    • $ sudo apt-get remove docker docker-engine docker.io

  • Update system

    • sudo apt-get update

  • Install docker and its dependencies

    • sudo apt install docker.io

    • sudo snap install docker

    • docker — versions

  • Pull an image from docker hub

    • sudo docker run hello-world

  • Check the docker image

    • sudo docker images

  • Display all docker containers

    • sudo docker ps -a

  • Check for containers in running state

    • sudo docker ps


Install Git

Version control system for your code

  • Open terminal

  • Update system

    • sudo apt-get update

  • Install docker and its dependencies

    • sudo apt install git

  • Check installed version
    • git --version

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