Rivet is similar to PHP, ASP, and JSP. HTTP handlers were not present in the "Classic" ASP. The December 2007 dashboard update added support for the playback of MPEG-4 ASP format videos. Its main competitors are MPEG-4 AVC, AVS, RealVideo, and MPEG-4 ASP. Major logic programming language families include Prolog, answer set programming (ASP) and Datalog. These are often provided with tutorials of CP, ASP, Boolean SAT and SMT solvers. Software as a Service essentially extends the idea of the ASP model. Its common names include asp, asp viper, European asp, and aspic viper, among others. It may be installed on local servers or hosted by Blackboard ASP Solutions. There are several forms of ASP business. The function of ASP differs to murine "agouti". Paladin accompanied Captain America in his search for Diamondback, the Asp, and Black Mamba. It shows Cleopatra committing suicide with an asp. ASP telescoping batons are widely used. Secondary characters include Punjab, the Asp and Mr. Am.