How can I prevent a form from being submitted more than once

I recently found a huge security problem with my PM system that allows users to send a message as much as they want with a for loop in the address bar. Someone put this into the address bar:javascript:for(x=0;x<10000;x++)...

How to prevent reposting of data before refresh?

Suppose there is button on which there is event for adding the total sum(there is coloumn Amount in gridview) and posting the data in gridview i.e update of gridview. I want that when user click on button...

Prevent additonal “Likes” on a post with AJAX/jQuery/PHP

I have a site, built using CakePHP.This site relies on submissions by users who do not authenticate to post.I’d like to have a “Like” system in place for each post (not Facebook “Like”,...

Prevent ASP.net __doPostback() from jQuery submit() within U

I’m trying to stop postback on form submit if my custom jQuery validation returns false.Is there any way to prevent the __doPostback() function finishing from within the submit() function?I’d...

Consulente SEO: chi è, di cosa si occupa e come contattarlo

Il consulente SEO è, per definizione, colui che assiste un cliente durante il processo di miglioramento delle proprie performance aziendali. Tra le varie mansioni vi è, in primis, quella...

jquery datepicker with onclick event

becouse textboxes are stored in viewstate i cannot use this JS code$(function() $.datepicker.setDefaults($.datepicker.regional[“sl”]); $(“.inputTypeDate”).datepicker( dateFormat:...

Jquery Ajax selectors

Im trying to make something like this http://demos.99points.info/facebook_wallpost_system/ which is a comment system. I have the ajax code below except i don’t know how to uniqely select textareas....

When using a MaskedEditExtender of Masktype Time, how to Ove

The following two lines work fine when input is correctly specified: TargetControlID=”MondayOpenTextBox” AcceptAMPM=”false” MaskType=”Time” Mask=”99:99″...

Exporting Jqgrid into excel is not working in jsp

Hello Guys!! I have a jqgrid which displays the records .Now as per my requirement i have to export it into excel format .i am trying to do it but its not happening any how.Export to excel button is not...

Can’t make it work Ajax with MVC 3

This is my Controller method [HttpPost] public ActionResult RemoveValue() return View(); And this is how i am trying to access to method@Ajax.ActionLink(“Asenkron process”, “RemoveValue”)But...