RobGThai

    /**
     * Update single item inside {@link ListView}.
     * @param target {@link Object} object to update view.
     */
    private void refreshListItem(Object target){
        ListView list = getListView();
        // Find position of the first visible row
        int start = list.getFirstVisiblePosition();
        // Find position of the last visible row
        int end = list.getLastVisiblePosition();

RobGThai

# scala install
wget www.scala-lang.org/files/archive/scala-2.11.7.deb
sudo dpkg -i scala-2.11.7.deb
 
# sbt installation
echo "deb https://dl.bintray.com/sbt/debian /" | sudo tee -a /etc/apt/sources.list.d/sbt.list
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 642AC823
sudo apt-get update
sudo apt-get install sbt