Hemant Kothiyal questions

• Which CAPTCHA should i use?
• Global.asax Event: Application_OnPostAuthenticateRequest
• 407 Proxy Authentication Required
• How to check business days in c#
• How to read custom config section in app.config in c#
• How can we stop web page view after signout using browser back
• Secure Login credential without using SSL
• ASP.NET 2.0 : Best Practice for writing Error Page
• What is Best way to calculate time span
• How to read XML file in c#?

Hemant Kothiyal answers