If you have recently installed Ubuntu 15.04 “Vivid Vervet”!!. So, you will need some necessary applications for various usage. Here’s a list of some necessary application and system modification you might consider doing after a fresh install of Ubuntu 15.04.
After Installing the new stable release of Ubuntu 15.04 “Vivid Vervet”, you probably will need some necessary additional applications for a fresh copy of Ubuntu, regardless which flavor of Ubuntu you are currently using, most of these applications are applicable to Ubuntu with Unity, Mate, Gnome, KDE, LXDE, or Xfce desktops.
1. Create a new user “Standard User” without administrator privileges.
By default during the installation of Ubuntu 15.04 “Vivid Vervet”, you create an administrator user for the system. So, it’s a recommended to use a standard user for regular system usage, and you can recall the administration privileges whenever you require it for installing applications or modifying system files. Creating a multiple user accounts is really useful specially if you are sharing the same operating system with other users, and you can change the permissions for your own files and folders to limit their access to your personal files or your “/Home/username” directory.
[How To]: Create a new user account on Ubuntu 15.04 “Vivid Vervet” using Graphical User Interface “GUI”
Open “System Settings” window, and open “User Accounts” from “System” sections. Or, you can search for “User Accounts” directly from Unity Dash.
You will need to unlock the “User Accounts” window using the administrator user you have created earlier during the installation of Ubuntu 15.04 “Vivid Vervet”. Then, you will be able to click the “+” icon for creating a new user.
Choose the account type as a standard account, so, it won’t have any administration privileges. Type you full name and the desired “user name” you will use next time to login and click Add.
The account won’t be activated, unless you set a password for this user. Click on “Account disabled” for setting a password for this account.
[note]Now you have an active standard user account with its “/home/username” directory.[/note]
[How To]: Create a new user account on Ubuntu 15.04 “Vivid Vervet” using Command Line Interface “CLI”
The procedures of creating an account varies a little bit based on the desktop interface you are using. So, here is how to create an account using command line interface which works with any flavor of Ubuntu “Vivid Vervet”.
Assuming the new user will be called a rx1.
sudo useradd -m rx1
“-m” option to create a home directory for the new user account.
sudo passwd rx1
It will ask to type a password for this account and retype it to verify it. Make sure you choose a strong password!
That’s it. Now, you have a new user account without an administration privileges on Ubuntu 15.04 “Vivid Vervet”. You can logout and re-login with the new account and recall the administrator user account when you need it.
2. Keep your system up to date
Make sure your operating system is up to date all the time to prevent security breach. You can update your system using the following commands or by using the update manager in your system.
sudo apt-get update
sudo apt-get upgrade
By default the necessary ports are open for different usage such as port 80. But, if you are using applications requires a specific port to run through it, you will need to modify the rules using iptables or a graphical user interface such as “gufw“.
Unity Tweak Tool allows you to easily customize your Unity desktop environment, window manager, themes, and some system functionalities for Ubuntu 15.04. So, here are some useful features in Unity Tweak Tool could help you to use the desktop environment in an enjoyable way.
Change the auto-hide animation.
Unity Launcher Reveal sensitivity.
Transparency level of the unity launcher.
Icons animation for different actions.
“Window Manager–>WorkSpaces” Change the number of the workspaces and shortcut keyboard key to show/switch between them.
“Window Manager–>Hot Corners” A really useful features to helps you to make a unique functionality for each corner of your desktop such as spread active windows in the current workspace or show or show windows of all workspaces, show workspaces and Toggle desktop.
HTML 5 is becoming dominate in major websites such as “YouTube” and you can simply choose HTML 5 to be the default multimedia player for YouTube videos. However, you probably will need a flash player when you browse other web pages.
Install using the command line. Open Terminal and type.
An amazing method to keep your personal and important files backed up regularly in case you can’t access the original copy of your files and folders, or maybe these files has been corrupted somehow. backup software comes pre-installed on Ubuntu 15.04 Vivid Vervet. So, you don’t have to install any additional applications. Simply, run the deja-dup back from “System-Settings” and select “Backups”.
Now, select the folders you want to be backed up regularly and the folders to be ignored. Then, select the backup destination, whether it’s on your local machine or a remote machine can be access through FTP or SSH. Finally, select how often the backup software should re-backup your folders. You can simply restore the recent backups from the same window when you need it.
[note]You must enable automatic backup to be able to schedule backups. “From ON-OFF button in the top right side of the window.”.[/note]
After a few days of using Ubuntu you will have a big amount of unnecessary files and folders has been created by various applications such as web browsers, multimedia players, cache, internet history, cookies, package manager files, ..etc. It uses a huge space of your hard drive and it could slows down the operating system sometimes. So, you might consider using Bleachbit to get rid of these unnecessary files.