Some notebooks allow you to remove the battery because the battery bay doubles as an expansion bay for a floppy drive, CD-ROM or another hard drive but require you to be plugged into an AC outlet. Other notebooks require that the battery be in place to complete the power circuit. laptop can run without the battery. The other source would be the AC adapter. It can't damage the laptop if you don't use the battery. If you use only the AC adapter, make sure you don't unplug it while you're using the laptop because you will lose all of your data. Scotty Â· 8 years ago.
To remove duplication, you decide to create a base proxy class, and override only required methods. Here's what your refactoring looks like: SecurityProxyMembershipProvider is now much more simple, with 2 methods to override instead of 4, LogProxyMembershipProvider with 1 method instead of 4.
A proxy server verifies and forwards incoming client requests to other servers for further communication. A proxy server is located between a client and a server where it acts as an intermediary between the two, such as a Web browser and a Web server. The proxy server's most important role is providing security.