<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[querystringcom的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/querystringcom</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; querystringcom]]></copyright><item><title><![CDATA[HttpWebRequest 请求HTTPS协议时报错：The requested security protocol is not supported. （不支持请求的安全协议）]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/122123547</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/122123547</guid><author>querystringcom</author><pubDate>Fri, 24 Dec 2021 11:10:23 +0800</pubDate><description><![CDATA[public String Get(string url, byte[] data)
    {

        HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(url);
        try
        {
            //服务器需安装.net4.5，否则报错：The requested security protocol is not supported. （不支持请求的安全协议）
            Se.]]></description><category></category></item><item><title><![CDATA[html5 Android 和 IOS 兼容处理1]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/99579122</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/99579122</guid><author>querystringcom</author><pubDate>Wed, 14 Aug 2019 16:10:43 +0800</pubDate><description><![CDATA[1.文本框标签 input ,使用onkeyup监控输入的值时无法监控的中文，兼容方法：换成oninput事件

2.new Date("2019-8-24 12:20:35")这种情况在android中式正常的,在IOS中是无效的，兼容方法，判断当前平台为IOS时，改成new Date("2019/8/24 12:20:35")


...]]></description><category></category></item><item><title><![CDATA[开源项目]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/78190699</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/78190699</guid><author>querystringcom</author><pubDate>Tue, 10 Oct 2017 11:23:52 +0800</pubDate><description><![CDATA[http://blog.youkuaiyun.com/csdnnews/article/details/78188603]]></description><category></category></item><item><title><![CDATA[JSON.stringify IE6,7,8的兼容性]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/53636621</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/53636621</guid><author>querystringcom</author><pubDate>Wed, 14 Dec 2016 11:40:23 +0800</pubDate><description><![CDATA[解决JSON.stringify IE6,7,8的兼容性，需要引入一个json2.js  脚本文件]]></description><category></category></item><item><title><![CDATA[Lucene.net 盘古分词 站内搜索]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/52804925</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/52804925</guid><author>querystringcom</author><pubDate>Thu, 13 Oct 2016 10:45:43 +0800</pubDate><description><![CDATA[http://blog.youkuaiyun.com/wangyizhi58/article/details/8705172]]></description><category></category></item><item><title><![CDATA[sql cast 转换成数据类型 int 时失败]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/51783203</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/51783203</guid><author>querystringcom</author><pubDate>Wed, 29 Jun 2016 15:17:28 +0800</pubDate><description><![CDATA[cast 在将varchar 类型转换为int类型时 ，报转换成数据类型 int 时失败    
用法1.CAST(name as int)    里面有小数  会报错
用法2 CAST(ceiling(name ) as int)  第二种就不会报错了  

ceiling()向上舍入为指定小数位数]]></description><category></category></item><item><title><![CDATA[C# 文件转字节数组 byte[]]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/51720860</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/51720860</guid><author>querystringcom</author><pubDate>Mon, 20 Jun 2016 15:09:35 +0800</pubDate><description><![CDATA[public byte[] fileTobyte(string filePath)
    {
        byte[] buffer;
        using (FileStream fs = File.OpenRead(filePath))
        {
            buffer = new byte[fs.Length];

            byte[] b]]></description><category></category></item><item><title><![CDATA[b/s 文件导出之后台]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/51720626</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/51720626</guid><author>querystringcom</author><pubDate>Mon, 20 Jun 2016 14:44:47 +0800</pubDate><description><![CDATA[public static void WebExportFile(string fileName, byte[] fileData)
        {
            HttpContext.Current.Response.ClearContent();
            HttpContext.Current.Response.Buffer = true;]]></description><category></category></item><item><title><![CDATA[html5 viedo视频标签在手机上无法正常播放解决方法]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/51545632</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/51545632</guid><author>querystringcom</author><pubDate>Tue, 31 May 2016 14:50:21 +0800</pubDate><description><![CDATA[为使用HTML5 viedo 标签无正常播放视频呢？
原因是IIS的MIME中未注册MP4、ogg、webm相关类型，导致IIS无法识别

1、在IIS中双击MIME类型的图标

2、右键-》添加
 IIS不认识的新类型

3、添加新类型的扩展名和类型标识
 比如： 扩展名填写 .mp4 , MIME类型填写 viedo/mp4 

.ogv
  viedo/ogg
.w]]></description><category></category></item><item><title><![CDATA[visual Studio在编译时不检测语法错误的解决方案]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/51382626</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/51382626</guid><author>querystringcom</author><pubDate>Thu, 12 May 2016 11:30:00 +0800</pubDate><description><![CDATA[前几天发现在 运行网站时   有几个错误 包括没有分号 或者类型不对等  都没有检测到 直接运行成功了  只是执行相关功能是会出现编译错误  后来发现实设置不对
解决步骤 选择 “”生成“”--》“”配置管理器“” --》选中生成列下面的复选框  再运行就能就能检测了]]></description><category></category></item><item><title><![CDATA[C# excel文件读取]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/50780895</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/50780895</guid><author>querystringcom</author><pubDate>Wed, 02 Mar 2016 16:19:56 +0800</pubDate><description><![CDATA[1.引用一个DLL文件：AppLibrary
2.应用实例：string fileName = Session["Upload_FileName"].ToString();
        AppLibrary.ReadExcel.Workbook workbook = null;
        workbook = AppLibrary.ReadExcel.Workbook.getWorkb]]></description><category></category></item><item><title><![CDATA[转罗马字符]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/50560038</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/50560038</guid><author>querystringcom</author><pubDate>Fri, 22 Jan 2016 10:07:49 +0800</pubDate><description><![CDATA[public class NumToRoman
    {
        public static string ToRomanNum(int pNum)
        {      
            string[,] a=new string[3,10]{
                {"","I","II","III","IV","V","VI","VII","VIII",]]></description><category></category></item><item><title><![CDATA[用于将阿拉伯数字转成中文数字]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/50560009</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/50560009</guid><author>querystringcom</author><pubDate>Fri, 22 Jan 2016 10:06:12 +0800</pubDate><description><![CDATA[public class Num2Cn
    {
        #region private Datas
        static readonly string[] cnStr = new string[] { "千", "百", "十", "" };
        static readonly string[] numStr = new string[] { "零", "一", ]]></description><category></category></item><item><title><![CDATA[C# 序列化和反序列化]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/50474734</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/50474734</guid><author>querystringcom</author><pubDate>Thu, 07 Jan 2016 11:06:37 +0800</pubDate><description><![CDATA[在开发的过程中有时需要用到序列化和反序列化，比如web service ，由于这个服务支持的返回类型有限  所以我们需要对现有的对象进行序列化，需要使用的时候再进行反序列化。
1.首先我们要对需要序列化的对象进行关键字标记 [Serializable] 比如： [Serializable]
    public class AnswersheetRoot
    {

        publi]]></description><category></category></item><item><title><![CDATA[web services用法]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/50474498</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/50474498</guid><author>querystringcom</author><pubDate>Thu, 07 Jan 2016 10:49:26 +0800</pubDate><description><![CDATA[1.首先要对现有的WebService.asmx 服务 进行“添加web引用”操作
2.创建实例 WebService service = new WebService();
                    service.Url =”http://www.test.cn/path/WebService.asmx";   //这个web服务的所在位置
                ]]></description><category></category></item><item><title><![CDATA[错误	341	“sgen.exe”已退出，代码为 1]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/50470354</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/50470354</guid><author>querystringcom</author><pubDate>Wed, 06 Jan 2016 17:08:47 +0800</pubDate><description><![CDATA[编译的时候有时会遇到“341 “sgen.exe”已退出，代码为 1”错误  解决方法就是


选定当前编译的项目，右键选择“属性”—“生成”，将“生成序列化程序集”设成“关闭”]]></description><category></category></item><item><title><![CDATA[tabControl 控件使用心得]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/49995687</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/49995687</guid><author>querystringcom</author><pubDate>Mon, 23 Nov 2015 15:35:29 +0800</pubDate><description><![CDATA[该控件的作用就是一个容器 对控件进行了分组  使用方法就是 拖拽进窗体中即可：
判断当前选择的页签：Selected事件
private void tabControl1_Selected(object sender, TabControlEventArgs e)
        {
            try
            {
                if (e]]></description><category></category></item><item><title><![CDATA[windows media player控件使用心得]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/49995347</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/49995347</guid><author>querystringcom</author><pubDate>Mon, 23 Nov 2015 15:20:54 +0800</pubDate><description><![CDATA[windows media player 这个控件支持的视频格式不多 但是优点是使用简单 容易上手，在现有的工具箱中没有需要从COM中添加进来，具体怎么添加这里不细讲 网上有很多，使用方法就是直接拖进窗体或窗体里的某个容器即可。
设置URL属性：axWindowsMediaPlayer1.URL = "E:\\abc.avi";
播放：                 axWindowsMed]]></description><category></category></item><item><title><![CDATA[WebBrowser控件用法]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/49995133</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/49995133</guid><author>querystringcom</author><pubDate>Mon, 23 Nov 2015 15:05:09 +0800</pubDate><description><![CDATA[WebBrowser控件可以像浏览器一样图文并茂的显示内容，事实上也确实是使用的IE的内核。   在具体使用过程中本人发现直接拖拽控件到窗体中会使整个工程卡死，没有找到具体的原因，下面是动态创建WebBrowser控件的用法：
定义：
            WebBrowser webbrow = new WebBrowser();
            webbrow.Name = "]]></description><category></category></item><item><title><![CDATA[查找文本中IMG标签 替换SRC属性值]]></title><link>https://blog.youkuaiyun.com/querystringcom/article/details/49929345</link><guid>https://blog.youkuaiyun.com/querystringcom/article/details/49929345</guid><author>querystringcom</author><pubDate>Thu, 19 Nov 2015 16:17:39 +0800</pubDate><description><![CDATA[private static string Contentformat(string strText)
    {
        //处理后的结果。
        StringBuilder sbNewText = new StringBuilder();


        //找到所有图片，替换Src
        //Regex regImg = new Regex(@"]*>", R]]></description><category></category></item></channel></rss>