When using the Groups.get method, what is returned if both optional parameters are omitted?

Which url would allow you to open a Facebook login box without leaving the application page?

A developer has to be logged in to use the test console.

A Facebook application can have an infinite session:

When using the photos.getAlbums method, what will happen if you omit the optional parameters?

The FB API requires only one key to be passed when connecting.

How can you get user_id of current session user using graph api in PHP (consider $facebook as the Facebook object)?

How do you get a User id in PHP API?

The primary way to get data in and out of Facebook is by using a:

What is the data format to refund a completed payment?

What is the current way to retrieve posts from an open Facebook Group?