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IntroductionAs the author is doing iOS development, so this article is only for iOS counterparts have targeted, other directions for reference only.1, if you:About 1-3 years of work experience, undergraduate, non-computer-related courses were born, the school is more general.Internship enterprises are not ideal, the school recruit units with the imagination there

The processing of layer-3 data packets by the Gigabit route switch technology, I insist on writing notes every day. Record your experiences and put more time into your career. In the traditional sense, only the device that processes Layer 2 Data Forwarding is called a switch. The switch only processes and forwards data according to the destination and source MAC addresses of the data packets, it does not in

a lot of graphical user interface pieces (Wi D g e t). Because users are familiar with objects in the traditional graphical user interface, they want to encounter similar situations on the web. In short, the Web site employs a modified graphical user interface model. When some graphical user interface design routines such as double-clicking and dragging fail in the web context, there is no reason not to build a site in the way people understand it. This can be summed up in the following rules:

following describes how to effectively prevent unauthorized DCHP servers in a LAN based on my experience. I. Prerequisites: Generally, the company has a DHCP server to provide necessary network parameter information to employees' computers, such as IP addresses, subnet masks, gateways, and DNS, in many cases, routers can take on this responsibility. Each time an employee's computer starts, it will send a broadcast packet to the network to find the DHCP server (provided that the computer is