Refer: https://askubuntu.com/questions/81293/what-is-the-command-to-update-time-and-date-from-internet
$ sudo date -s "$(wget -qSO- --max-redirect=0 google.com 2>&1 | grep Date: | cut -d' ' -f5-8)Z"
To add launcher to 18.04 favorites
Copy *.desktop property file to
/home/.local/share/applications
Modify Applications Menus with MenuLibre
$ sudo apt-get -y install menulibre
Security Scan for Ubuntu
Refer: https://cisofy.com/lynis/
From John D'Costa- Run this to get full report of the system scan
$ sudo apt-get install lynis
$ lynis audit system -c
Looking for root kits:
https://www.theurbanpenguin.com/detecting-rootkits-with-rkhunter-in-ubuntu-18-04/
Install System Monitor Stacer
Install Stacer on Ubuntu 20.o4
Refer: https://linuxconfig.org/how-to-install-stacer-on-ubuntu-20-04-focal-fossa-linux-desktop
$ sudo apt install stacer
$ stacer
Install gdebi which is a lightweight *.deb Installer
We will be using the gdebi tool to install Stacer DEB file package. To install gdebi on your Ubuntu 18.04 system, open up terminal and enter:
You should be able to install this via the software store, and then you can just right-click and choose other applicatino to install a *.deb through the file manager.
Command Line Version
$ sudo apt install gdebi-core
Download Stacer
Navigate to Stacer download page and download the latest Stacer DEB package to your home directory. For example in this guide we will be installing Stacer 1.0.9. Let's start by downloading stacer via the wget command:
$ cd /tmp
$ wget https://jaist.dl.sourceforge.net/project/stacer/v1.0.9/stacer_1.0.9_amd64.deb
The above command downloaded Stacer Debian package into our user home directory.
Install Stacer
What remains is to use the gdebi command to install Stacer:
$ sudo gdebi ~/stacer.deb
Ubuntu SnapStore
Refer: https://snapcraft.io/store
Overview: https://itsfoss.com/snap-store/
Change Grub Boot Order
This contains the command line version to update:
Refer: http://www.linuxandubuntu.com/home/how-to-change-boot-order-set-default-boot-os-in-ubuntu-14-10-15-04-linux-mint-or-other-derivatives
How to set Windows 10 as default in Ubuntu (grub) boot loader with GUI
Refer: https://www.itsupportguides.com/knowledge-base/ubuntu/set-windows-10-default-ubuntu-grub-boot-loader/
The following steps show how to set Windows 10 as the default operating system when using the Ubuntu (grub) boot loader.
This is for when you are dual-booting Windows 10 and Ubuntu.
We’ll be using the Grub Customizer software by Daniel Richter.
Step 1: Install the Grub Customizer software
If you haven’t already, boot into Ubuntu
Click on the Ubuntu icon in the launcher to open the search dialog
Type “terminal” and click on the icon when it appears
In the terminal – run the following command
sudo add-apt-repository ppa:danielrichter2007/grub-customizer
Enter your password
Press ‘Enter’ on your keyboard when prompted
Now run the following command
sudo apt-get update
When it’s done, run the following command and enter ‘Y’ when prompted
sudo apt-get install grub-customizer
Step 2: Change the boot order
Click on the Ubuntu icon in the launcher to open the search dialog
Type “Grub” and click on the Grub Customizer icon when it appears
Enter your password in the prompt and click ‘Authenticate’
In the list you will see the item for your Windows 10 installation. Click on it.
Now use the arrows in the toolbar to move it to the top of the list.
Click ‘Save’
Now restart your computer and confirm that Windows 10 is now the default boot option.
Getting Asunder MP3 Ripper Installed in Ubuntu 18.04
Out of the box installation was not working, use Synaptic to install instead.
- Install Asunder through Synaptic
- Install Lame and Lame-Doc through Synaptic
$ sudo apt-get install asunder lame
For Rhythmbox on Ubuntu 19.04
- $ sudo apt-get install gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav gstreamer1.0-tools
Getting Brasero Installed
$ sudo apt-get install synaptic -y
$ sudo apt-get install ubuntu-restricted-extras
Use this to install Brasero with all the goodies
This may have helped but was trying multiple actions
Refer: https://askubuntu.com/questions/819671/how-should-i-install-libdvdcss-so-2-library-to-ubuntu-16-04
$ sudo apt install libdvd-pkg
$ sudo dpkg-reconfigure libdvd-pkg
Slow Shutdown Ubuntu 16.04
After doing some cleanup, it looks like shutdown was starting to take a long time. Did the following figuration change.
Refer: https://blog.imposeren.org/2016/11/how-to-fix-ubuntu-1604-hangs-or-very.html
$ sudo edit /etc/systemd/system.conf
Uncomment the following line and change it from 10 seconds to 5 seconds
[Manager]
DefaultTimeoutStopSec=5s
Custom Linux Live CD
Refer: https://www.ostechnix.com/create-custom-ubuntu-live-cd-image/
Install Cubic
Cubic developer has made a PPA to ease the installation process. To install Cubic on your Ubuntu system, run the following commands one by one in your Terminal:
$ sudo apt-add-repository ppa:cubic- wizard/ release
$ sudo apt-key adv --keyserver keyserver. ubuntu. com --recv-keys 6494C6D6997C215E
$ sudo apt update
$ sudo apt install cubic