net err connection reset

protected void testconnection () 2 { 3 string connstring = configurationmanager. connectionstrings ["mydemo"]. connectionstring; 4 sqlconnection con = new sqlconnection (connstring ); 5 con. statisticsenabled = true; 6 7 try 8 { 9 con. open (); 10 This. lblinfo. Text = "11 This. lblinfo. Text + = "12} 13 catch (exception ERR) 14 { 15 this. lblinfo. Text = "error reading the database." + err. message; 16} 1

... although. NET is not as fast as Delphi, but the result is very close, just a few milliseconds difference, basically negligible In fact, most of Microsoft's development tools have very low efficiency in using simple string connection, because Microsoft has not optimized it. Of course, except VC ++, because it is connected by a string array and a parallel method, of course, it provides a similar Stringbul

1. Create a new ASP. NET site template; Double-click the Web. config file to add a Sever is the name of the server; database is the name; user ID is the login username; password is the login password.After adding the whole code is as follows:2. Double-click the Default.aspx file to drag a Label control from the Toolbox into Design view.Double-click Default.aspx.cs under Solution Explorer to write the following code:Using system;using system.collection

Web.configThe using System.Configuration is then added to the namespace; private string connectionString = configurationsettings.appsettings["connectionString"]. ToString (); private string connectionString = configurationmanager.appsettings["connectionString"]. ToString (); protected void Page_Load (object sender, EventArgs e) {if (!this. IsPostBack) {filllist (); }} private void Filllist () {String selectsql = "SELECT * from Stu"; SqlConnection con = new SqlConnectio

ProblemOnline says: http://wenda.haosou.com/q/1386389928069965Last night this problem really took me a lot of time (9 to 2 o'clock in the morning in the evening), to find a solution online, and then try one by one, no success. Ready to give up, but it is indicative of the imminent change. This issue occurs today: Authentication with the old password no longer supported, use 4.1 style passwords.So take this question to find the answer, there are a few results, but also to hold a try attitude. The