All the sources codes "But why ?"page 29

		int multiplyBy10(int number)
		{
			std::stringstream str;
			str << number << '0';
			str >> number;
			return number;
		}

protected void refreshLayout() {
// We are forcing scroll bar refreshing too
composite.getParent().getParent().getParent().getParent().getParent().getParent().pack(true);
composite.getParent().getParent().getParent().getParent().getParent().getParent().getParent().layout();
}

            try:
                createImage(path_info)
            except:
                try:
                    # sleep 0..1 segond
                    time.sleep(random())
                    createImage(path_info)
                except:
                    # sleep 0..1 segond
                    time.sleep(random())
                    createImage(path_info)