Monday, August 2, 2010

Prevent Pages from going to history on Back Button click using Javascript

Hi we can prevent the  pages ability to go back by using java script. Suppose From Default.aspx page we go to Default2.aspx and we dont want to go to default.aspx from default2.aspx. for this we can place make place javascript on  default.aspx.
 

Saturday, July 31, 2010

ViewState and Hacking ViewState Data In ASP.NET Beware!!!!!!!!

Asp.net View State help us to retrieve data after Postbacks. But  remember this data is generally not safe as it is simply serialized  and stored in the rendered HTML.

 Suppose  this is the Server Code

Wednesday, July 28, 2010

URL Mapping in ASP.NET

In an ideal world, we'd design our Web applications perfectly the first time. Pages would be created in the proper folder and stay there. For that matter, end users would never care about the URLs of the pages in our Web applications, so we could put pages anywhere we wanted without worrying about it.

Get Number of mysql connections if Connection are not cached

string  Qry=" FLUSH STATUS ;SHOW GLOBAL STATUS LIKE '%Max_used_connections%' ";
MysqlDataAdapter ad =new MysqlDataAdapter(Qry);
so fill that to dataset and u will get that.

If connection is cached u need to do work on thread cache and work on  that.

Send Email in Asp.net .. System.Web.Mail

 We can easily sent emails from asp.net using Mail Message which comes under name-space System.Web.Mail.

The Code is as Follows...

Monday, July 26, 2010

C# code Protection Using .NET REACTOR

The assembly (.exe, .dll) etc we build using .Net Framework  can be decombiled using visual studio command Promt.  ildasm is the commad that we can use to open an assembly as Resource hacker is doing.

C:\Program Files\Microsoft Visual Studio 9.0\VC>ildasm

Saturday, July 24, 2010

Xml Creation and Reading that to DataSet

 Creating XML and Reading that is  very important when we come to Web-service, Serialization etc
Here i just give the basics of  creating and reading xml.