Edit crontab with gedit or nano

Editing crontab with vim is may feel difficult for basic Linux users. Users can open crontab with other text editor like gedit. Apply following command to open crontab with gedit.

env EDITOR=gedit crontab -e

Installing DSpace 5.x on Ubuntu 14.04 LTS

Installation of prerequisite applications

Open  Applications > Accessories > Terminal and execute following commands. Text in italics are commands to be executed.

apt-get install leafpad openjdk-7-jdk postgresql ant maven

Remove Guest Session at login in Ubuntu 14.04

Open Terminal using the short key, Ctrl + Alt + T
Apply following command to open the configuration file.

sudo gedit /usr/share/lightdm/lightdm.conf.d/50-ubuntu.conf

Add following line below the last line,


Turn off animations (ripple effects) on Android Lollipop

You can adjust or turnoff animations and ripple effects on Android Lollipop and custom ROMs including CyanogenMod 12.

Go to Settings > Developer options

Find Animator  duration scale. Decrease its number.

Install TeamViewer on Ubuntu

TeamViewer is a proprietary desktop sharing tool. Simple tool for beginners to share and access remote computer.

Download TeamViewer, go to the following link and download packkage,


Copy downloaded file from Download folder to Home folder.

Open Applications > Accessories > Terminal

Type following command and press Enter button.

sudo su

Enter root password.

Type following command and press Enter button,

dpkg -i teamviewer*

If it ask for any confirmation, type Y .
The command will end with some error messages, Then type following command too.

apt-get install -f

This command will download many things from Internet. Let it download and finish the process.

After the installation finish, You can find Teamviewer from 

Applications > Internet > Team Viewer

Courtesy: Teamviewer