how to install aptana in ubuntu on 12.04

How to install aptana studio in ubuntu 12.04

install the required packages 
#sudo apt-get install openjdk-7-jdk libjpeg62 libwebkitgtk-1.0-0 git-core

#sudo apt-get install libjpeg62 libwebkitgtk-1.0-0 git-core
#sudo add-apt-repository ppa:webupd8team/java
#sudo apt-get update
#sudo apt-get install oracle-java7-installer

after this download the aptana studio from here

after downloading extract the file to /opt

#sudo unzip [Aptana Studio ZIP file here].zip -d /opt

#wget http://www.samclarke.com/wp-content/uploads/2012/04/AptanaStudio3.desktop

#sudo mv AptanaStudio3.desktop /usr/share/applications/AptanaStudio3.desktop

after this aptana will be installaed in your system

how to create a aptana launcher in ubuntu

just right click then on create launcher

after this give the launcher name

and the path of the launcher /opt/aptana-studio-3/AptanaStudio3

then a launcher for aptana will be created on the Desktop

after installing go the the file > new > here create a new project wheather php, ruby etc,
if already existing project means create a project name with some xyz after this go to file > import here you can import alreday existing project in it

for any reference go through here