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//inside a fragment. If in an Activity you could use findViewById(Window.ID_ANDROID_CONTENT);
getView().getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener()
{
    @Override
    public void onGlobalLayout()
    {
        //do something like measure a view etc
        View content = getWindow().findViewById(Window.ID_ANDROID_CONTENT);
        Log.d("DISPLAY", content.getWidth() + " x " + content.getHeight());
        

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# These commands will help you setup the Rails test environment without problems
#
# MAKE SURE YOU HAVE VIRTUAL BOX INSTALLED http://www.virtualbox.org/wiki/Downloads
#
# Copy paste all of following commands in your normal terminal and the following things will happen:
#  - rails_test_box dir is created
#  - rails master branch is checkout in the dir rails
#  - A Gemfile is created and all the gems to run the virtualbox are installed using bundler
#  - The rails vagrant box is downloaded and added to your vagrant boxes
#  - A Vagrantfile is created for vagrant

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blog = Blog.create
post = blog.make_post text: 'great post', location_country: 'Canada', location_city: 'Toronto'
post.make_comment text: 'great comment', location_country: 'Canada', location_city: 'Toronto'