how to get dynamic ip

On the internet to find a few Java to get the native IP address of the code, found that there are a few imperfect, their own tidy up a bit. All of a sudden want to get their own IP address to obtain, although the system comes with commands can be obtained, but I want to write a program to

One. Demand Recently in a module, there is a background statistics function required According to the user's province to be counted. So when the user is operating, the background should get their location information, and stored in the database. Two. Analysis As a mobile app, you want to target users 1. Can be obtained through the client system (Android,ios), (previously Android did use Baidu lbs positioning) 2. Can be H5 through the page, GPS positi

Java get the network IP, a shallow slightly ~1 Importjava.net.InetAddress;2 Importjava.net.UnknownHostException;3 4 /**5 * Get network IP6 * 1, get the local IP address7 * 2, get the server name of the machine8 * 3,

Analysis processThis comes from a number of projects that capture User IP and conduct user action records that are common and often used. General friends, you will see the following universal Get IP address method. Copy Code code as follows: function GetIP () { if (Isset ($_server[' http_x_forwarded_for ')) { $realip = $_server[' http_x_forwa

The premise is that the "Get real IP" feature is turned on in the SLB setting. If only need to get real IP in the program, so long as in the program to get the value of http_x_forwarded_for is basically OK, do not need the following operation. The following operations can

= fread ($ fd, 1 ))! = Chr (0 )) $ IpAddr1. = $ char; } Else { Fseek ($ fd,-1, SEEK_CUR ); While ($ char = fread ($ fd, 1 ))! = Chr (0 )) $ IpAddr1. = $ char; $ IpFlag = fread ($ fd, 1 ); If ($ ipFlag = chr (2 )){ $ AddrSeek2 = fread ($ fd, 3 ); If (strlen ($ AddrSeek2) Fclose ($ fd ); Return 'system error '; } $ AddrSeek2 = implode ('', unpack ('L', $ AddrSeek2.chr (0 ))); Fseek ($ fd, $ AddrSeek2 ); } Else {

Recently Web get client IP, see the following article, reprinted, Shared (reprinted address: http://www.cnblogs.com/yejun/archive/2008/02/26/1082485.html)Usually we get the IP from the following code:string ip =System.Web.HttpContext.Current.Request.UserHostAddress; stri

There are many applications that require access to the IP address of the visitor, such as preventing unauthorized users or malicious users from accessing them. Java EE's servlet standard interface Javax.servlet.http.HttpServletRequest provides the GETREMOTEADDR () method for obtaining the visitor's IP address. REQUEST.GETREMOTEADDR () This approach is valid for most cases of

=context.request.servervariables["Http_x_forwarded_for"]. ToString (); Return Real Client IP.}else//not using proxy or can ' t get the Client IP{ip=context.request.servervariables["REMOTE_ADDR"]. ToString (); While it can ' t get the Client

In the past few days, I plan to build my favorite weather forecast system. Every time I browse the Web page, I can see the weather in different cities according to IP address changes. After two days of efforts and attempts, there was little progress. These mainly involve: HtmlCodeAnalyze and obtain the Pinyin and location codes of all cities not provided by all websites. IP address calculatio

In the JSP, the method to obtain the IP address of the client is: Request.getremoteaddr (), which is valid in most cases. However, the real IP address of the client cannot be obtained through the reverse proxy software such as Apache,nagix. If the reverse proxy software is used, the IP address obtained with the REQUEST.GETREMOTEADDR () method is: 127.0.0.1 or 192

Python has several methods to obtain the host's IP address, Python socket contains rich functions and methods to obtain the IP address information, socket object GetHostByName method can be based on the host name to obtain the local IP address, The GETHOSTBYNAME_EX method of the socket object can obtain a list of all IP