sudo apt-get install openjdk-7-jdk openjdk-7-jre icedtea-7-plugin
sudo update-alternatives --config java

sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java8-installer
sudo update-alternatives --config java

sudo unzip sqldeveloper-*-no-jre.zip -d /opt/
sudo chmod +x /opt/sqldeveloper/sqldeveloper.sh

sudo ln -s /opt/sqldeveloper/sqldeveloper.sh /usr/local/bin/sqldeveloper

#!/bin/bash
unset -v GNOME_DESKTOP_SESSION_ID
cd /opt/sqldeveloper/sqldeveloper/bin
./sqldeveloper "$@"

#!/bin/bash
unset -v GNOME_DESKTOP_SESSION_ID
cd /opt/sqldeveloper/sqldeveloper/bin && bash sqldeveloper $*

sqldeveloper

cd /usr/share/applications/
sudo vim sqldeveloper.desktop

[Desktop Entry]
Exec=sqldeveloper
Terminal=false
StartupNotify=true
Categories=GNOME;Oracle;
Type=Application
Icon=/opt/sqldeveloper/icon.png
Name=Oracle SQL Developer

sudo update-desktop-database

sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java6-installer

cd ~/Downloads

sudo unzip sqldeveloper-*-no-jre.zip -d /opt/

sudo chmod +x /opt/sqldeveloper/sqldeveloper.sh

sudo /opt/sqldeveloper/sqldeveloper.sh

sudo apt-get install sqldeveloper-package debhelper openjdk-7-jdk openjdk-7-jre icedtea-7-plugin

make-sqldeveloper-package sqldeveloper-4.1.3.20.78-no-jre.zip

sudo dpkg -i sqldeveloper_4.1.3.20.78+0.2.4-1_all.deb

sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java8-installer