Yes AJAX can be used in https. Twitter and Facebook are both https sites and show asynchronous data via ajax
Yes
HTTPS
There were two Ajax. Ajax Oileades and Ajax the greater.
AJAX, when used properly, makes the metal surfaces in your kitchen look nice and shiny.
When odysseus recieves the armor Ajax gets jealous, but Odysseues needed it more. Ajax dies during the battle in which the armor is used.
HTTPS
you mean JavaApplet or Ajax? I do not think you can compare java as a whole and AJAX. Ajax is a simple implementation of JAvascript .
Ajax
Ajax was one of Robert E. Lee's many warhorses used during the Civil War. Ajax "Ajax killed himself by running into the iron prong of a gate-latch" and is buried on the grounds of Washington and Lee University.Source: R. E. Lee: A biography by Douglas Southall Freeman
Ajax is a kitchen cleaner and should not be used on your hair or skin. If you wish to bleach your hair buy a product which has been made for that purpose.
Unfortunately I am not specialst in AjaX, but I can advice you these online tutorials:php tutorials. There are many articles about php, AjaX and interaction between AjaX and PHP in whole.
JavaScript Object Notation