摘要： SqlDataAdapter da = new SqlDataAdapter(); SqlCommand cmd = new SqlCommand("select * from t_upload", conn); da.SelectCommand = cmd; SqlCommandBui... 阅读全文

摘要： private void GetFileContents(String FileName) { try { FileInfo inf = new FileInfo(FileName); StreamReader rd = new StreamReader(inf.OpenRead()); ... 阅读全文

摘要： The class to process the file and directory mainly include Directory, DirectoryInfo, File, FileInfo Directory : create, move, rename, delete directory with static method . if you will use a directo... 阅读全文

摘要： 4. update value in XML file XmlNodeList nodeList=xmlDoc.SelectSingleNode("bookstore").ChildNodes;//获取bookstore节点的所有子节点 foreach(XmlNode xn in nodeList)//遍历所有子节点 { XmlElement xe=(XmlElement)xn... 阅读全文

摘要： 1. Some specific name: XmlDocument XmlNodeList XmlNode XmlElement The whole architecture and relation among them is following Attentions:selectsinglenodelist（”users”）,用于获取users下面的所有直接子节点。这个方... 阅读全文

摘要： Way 1: UpLoadFile webcontrol can finish it easy FileUpLoad ful_load =new FileUpLoad(); //FileUpLoad is a kind of control ….. Set the upload file name; ful_load.SaveAs(Server.MapPath(ful_load.Fil... 阅读全文

摘要： 1. use Response.cookies[“cookiesname”][“keyname”] to save cookies 2. use Request.cookies[“cookiesname”][“keyname”] to get cookies; Eg. Save cookies codingl Response.Cookies["userinfo"]["username"] = ... 阅读全文

摘要： //send mail MailMessage message = new MailMessage(); message.To = this.txtEmail.Text.Trim(); message.From = this.txtMyemail.Text.Trim(); message.Body = this.txtBody.Text.Trim(); message... 阅读全文

摘要： Such as: there is a checkbox group in a datalist named datalist1. we need to catch the name selected through pressing the button2. the codes is following. protected void Button2_Click(object sender, ... 阅读全文

摘要： 1.datagrid The datagrid’s label of vs.net is 2.datalist > 阅读全文

摘要： Eg.there is a button name hrg_button, when we press the button,it should popup a prompt window; We should code the following: Hrg_button.addtribute.add(“onclick”,”confirm(‘are you sure?’)”); 阅读全文

摘要： First case:oledb OleDbConnection conn; Conn.connectionstring=”microsoft.Jet.Oledb.4.0;data source=test.mdb;Persist Security Info=false”; Second case: SqlConnection conn; Con.connenctstring=”datasource... 阅读全文

摘要： ajax architecture 1.Intitial XMLHttpRequest object and send the Request; 2. assign the process function for the request; 3.send out the http request; 4.process the return result from s... 阅读全文

摘要： class A { protected HttpSessionState Session; protected HttpServerUtility Server; protected HttpRequest Request; procteted HtpResponse Response; public A(object parent) { ... 阅读全文