//reject overly long 2 byte sequences, as well as characters above U+10000 and replace with ? $some_string = preg_replace('/[x00-x08x10x0Bx0Cx0E-x19x7F]'. '|[x00-x7F][x80-xBF]+'. '|([xC0xC1]|[xF0-xFF])[x80-xBF]*'. '|[xC2-xDF]((?![x80-xBF])|[x80-xBF]{
代码示例 Nodejs抓取非utf8字符编码的页面 -- Ruby's Louvre var http = require('http'); var iconv = require('iconv-lite'); var url=require('url'); var html = ""; var getURL = url.parse('http://bj.soufun.com/'); var req =http.get(getURL, function (res) { res.setE
为什么乱码:<meta http-equiv="content-type">前的非ANSI字符 浏览器检测网页字符集的默认顺序 浏览器的网页字符集检测顺序通常是: charset parameter in HTTP Content-type header. <meta http-equiv="content-type"> element in the <head> of a web page for HTML documents.
Base64 报错 的解决办法, 报错如下:1. FormatException: The input is not a valid Base-64 string as it contains a non-base 64 character, more than two padding characters, or a non-white space character among the padding characters. ] System.Convert.FromBase64Str
参考了网上的文章,具体地址不记得了. 下面的方法可以过滤掉虚拟机的网卡等无效网卡,进而只留下真实的网卡. using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Management; namespace _15获取本机IP_过滤非真实网卡_ { class Program { static void Main(string[] args) { List<