Java

[ JDK Setup ]

copy the jdk-8u91-linux-x64.tar.gz to /opt.

tar -xzvf jdk-8u91-linux-x64.tar.gz.

ln -s /opt/jdk1.8.0_91/bin/javac /usr/bin/javac

ln -s /opt/jdk1.8.0_91/jre/bin/java /usr/bin/java

edit /etc/profile

...

export JAVA_HOME=/opt/jdk1.8.0_91
export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

[ Play Framework 2.2.6 Setup ]

copy play-2.2.6.zip to /opt.

unzip play-2.2.6.zip.

ln -s /opt/play-2.2.6/play /usr/bin/play

cd /opt; play new wetalk;  #create the wetalk project

cd /opt/wetalk; play start; #start the wetalk website. :-)