ipv4 calculator

Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--> /// /// Convert an IP address to a uint /// /// /// Public Static Uint Toint ( String Ipstring){ Return Bitconverter. touint32 (system. net. IPaddress. parse (ipstring). getaddressbytes (), 0 );} /// /// Convert uint to IP Address /// /// /// Public Static String Tostring ( Uint Addr

#!/usr/bin/env pythonimport socketfrom binascii import hexlifydef convert_ipv4_address (): For ip_addr in [' 127.0.0.1 ', ' 192.168.0.1 ']:p acked_ip_addr = Socket.inet_aton (ip_addr) unpacked_ip_addr = Socket.inet_ntoa (packed_ip_addr) print " IP Address:%s = packed:%s, unpacked:%s "% (Ip_addr,hexlify (packed_ip_addr), unpacked_ip_addr) if __name__ = = ' __main_ _ ': convert_ipv4_address ()Description:The Python socket library has utilities to deal with the various IP address formats.Here, we'l

Php obtains the user's IPv4 or IPv6 address code. In fact, this is very simple, but I have always wanted to use the ipv6-test API to get a user IP address ...... But what JSON gets is the IP address of the local server. Forget it, don't study, in fact this is very simple, but I always want to use the ipv6-test API to do a get user IP address ...... But what JSON gets is the IP address of the local server. Forget it, don't study it, and the widgets pro

C # Getting IPV4 addresses, Public static string GetLocalIP () {try {string HostName = Dns. getHostName (); // obtain the host name IPHostEntry IpEntry = Dns. getHostEntry (HostName); for (int I = 0; I

Public Static stringgetip4address () {stringIp4address =String.Empty; foreach(IPAddress IPAinchdns.gethostaddresses (System.Web.HttpContext.Current.Request.UserHostAddress)) { if(IPA. addressfamily.tostring () = ="Internetwork") {ip4address=IPA. ToString (); Break; } } if(Ip4address! =String.Empty) {returnip4address; } foreach(IPAddress IPAinchdns.gethostaddresses (Dns.gethostname ())) { if(IPA. addressfamily.tost

RangeAccording to the CVE website, when Linux kernel version is less than 4.5, it is affected by this vulnerability.Google Android affected Distributions: Nexus 5X, Nexus 6, Nexus 6P, Pixel, Pixel XL, Pixel C, Android One, Nexus Player. and other related OEM versions.Ubuntu 12.04, Ubuntu 14.04 series affected, Version (16.04, 16.10, 17.04) is not affected;Debian 6, Debian 7, Debian 8 series are affected;The SuSE 12 and 12SP1 series are affected; SuSE 12sp2 and 11 and earlier versions are not af

After performing/USR/LOCAL/SBIN/VSFTPD VSFTPD Error Tip: Oops:could not bind listening IPv4 socket I encountered this problem when I was installing vsftpd after compiling the source code, which I had already installed through the RPM method vsftpTherefore, its profile/etc/xinet.d/vsftpd is still in and is self initiated, that is to say, xinet mode;The startup script, so there was a conflict, and only one of them had to be closed to resolve.There are

Log on to the local side of FTP, the following login error occurred #ftp localhost Connected to localhost.Oops:could not bind listening IPv4 socket Check the VSFTPD state, which is enabled, as follows: #chkconfig –list vsftpdXINETD Based services:Vsftpd:on Suse Linux vsftpd Service defaults to run in xinetd mode, check/etc/vsftpd.conf file can be found, Listen=yes front of the # symbol has been removed, that is, open vsftpd run in the standalone

How to use jsp to implement a simple calculator (3) and jsp to implement a calculator This jsp page is mainly used to implementThe ability to submit and accept data on the same page. This small program has many shortcomings. I hope you can criticize and correct it more. The implementation result is as follows: Compile a JSP page to implement a simple calculator