reverse proxy dmz design

1 Varnish Introduction Varnish is a high-performance and open-source reverse proxy server and HTTP accelerator (cache server ). Its developer Poul-Henning Kamp is one of FreeBSD's core developers. Varnish adopts a new software architecture, which works closely with the current hardware system. In addition to primary memory, the memory of the current computer system also includes CPU L1 cache, L2 cache, and

(); Mapparams.put ("Name", "DC"); Mapparams.put ("Age", 12); Map, Mapparams); Map, Mapparams); //incoming objects, or objects can be passed in as parameters along with the mapUser userobj =NewUser (); Userobj.setname ("DC"); Userobj.setage (12); Map, Userobj); List); Listclass); Listclass); Listclass); } Catch(Exception e) {e.printstacktrace (); }finally{connectionmanager.closeconnection (); }} @Test Public voidInsert () {ConnectionManager.isTransaction.set (true); Try{Testdbhelper.insert (Inser

Introduction to the proxy mode and template method Mode Programming in the Python design mode, and the python Design Mode Proxy ModeThe Proxy mode is A common design mode. It is mainly used to provide A 'agent' access to an object

Use an example of giving gifts to a girl to tell the proxy model.Girls tend to be shy, so the way to chase girls is to give gifts to girls through the indirect way of girlfriends. The maiden honey is to represent the pursuer to send the gift, the maiden honey only needs to quote the pursuer, gives the person who pursues the gift and the discourse can.Directly on the program, relatively simple:#include Operation Result:[Email protected]:~/code/designpa