Recently in a mall project, customers want to make the site similar to the effect of the United States, change the region, the content also follow changes. This is the first to solve the problem of obtaining an address based on the user ID, and finally decided to use Baidu positioning (not for the project to build a reverse proxy)String URL =request.getremoteaddr (); //url = "58.56.23.118"; //Local code test IP
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The 32-bit IP address space has a total of more than 4 billion available IP addresses. If you were the creator of the Internet, how would you allocate these IP addresses? You may say one by one,
network, each Internet computer has an address like the above example, this address is the IP address, is assigned to the network device number, in order to network computers can access each other, IP address = Network
network number)The structure of IP addresses makes it easy to address on the Internet. The IP address is usually more intuitive, in dotted four decimal digits, each number from 0 to 255, such as the IP address of a host: 128.20.4
address: Address of the last resident + 1In this example: No. 21, North StreetIn an Internet network, each computer on the Internet has an address similar to the above example. This address is an IP address, which is the house nu
understand the meaning of IP addressWhether it's learning the Internet or surfing the Web, IP addresses are very high-frequency words. Windows system set the IP address of interface 1, the figure shows the IP address, subnet mask
computer, enter "Ipconfig/release" to release the original IP address, "ipconfig/renew" to retrieve the IP address, but the result is still unresolved. However, after executing the "ipconfig/renew" command, the system prompts the "RPC service is not available" information, does the fault point out here? Quickly into t
this article)Http://www.codeproject.com/Questions/686644/Get-user-location-by-IP-address3. Get the computer physical address and access to the current location via IP address-a column for street food (using PHP to get very good articles)http://blog.csdn.net/lzwjavaphp/artic
What is a private IP address?
When you send a letter from your house to a friend, you have to knowThe address to send it to so that the postman knows which street andWhich house to take it to. computer networks such as the Internet are noDifferent release T instead of sending your web traffic to "1145 mainStreet "; you
Get the user's login IP address anywhere get the user's login IP address anywhere
This function is available in the background. although it is simple, many people have not developed it during development. music $ _ SERVER [''] Guided by this code. in fact, he cannot obtain the ip
Document directory
IP Address: 58.61.164.139
The log contains nearly 100000 access records of this IP address, and almost traverses every page of the site.
IP address query:
IP
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