NetBeans refers to both a platform framework for Java desktop applications, and an integrated development environment (IDE) for developing with Java, JavaScript, PHP.
To install Netbeans IDE in Ubuntu/Linux Mint , follow these simple steps
Note: jdk 6 or above should be installed on your system before , you install Netbean IDE.
To install jdk 7 in Ubuntu CLICK HERE
Step 1:Download Netbeans IDE from DOWNLOAD PAGE according to your need.
Step 2: Copy Netbeans Installer file (like netbeans-7.1.2-ml-linux.sh) to your desktop.
Step 3: Open terminal (Ctrl + Alt + t) and run the following commands one by one
$ cd Desktop/
$ sudo chmod +x netbeans-*
$ sudo ./netbeans-*
$ sudo chmod +x netbeans-*
$ sudo ./netbeans-*