Useful Commands for Virtual Machines creation

gistfile1.txt

###INSTALL JAVA EASILY
sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java7-installer

###Fixing locales problems
sudo nano /etc/default/locale
LC_ALL="en_GB.UTF-8"
 sudo dpkg-reconfigure console-setup
 
    $ sudo dpkg-reconfigure keyboard-configuration
 
    $ sudo dpkg-reconfigure locales

##REDIRECTING PORT 8080 TO PORT 80
sudo /sbin/iptables -t nat -I PREROUTING -p tcp --dport 80 -j REDIRECT --to-port 8080

##JAVA_OPTS parameters for /usr/share/tomcat7/bin/setenv.sh . Fixes Tomcat random number generation issues and lock
JAVA_OPTS="$JAVA_OPTS -Djava.security.egd=file:/dev/./urandom -Djava.awt.headless=true -Xmx1024m -XX:MaxPermSize=512m -XX:+UseConcMarkSweepGC -Djava.net.preferIPv4Stack=true -Djava.net.preferIPv4Addresses=true"