A postback is an HTTP POST to the same page that the form is on. In other words, the contents of the form are POSTed back to the same URL as the form. Postbacks are commonly seen in edit forms, where the user introduces information in a form, hits "save" or "submit", causing a postback. The server ...

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Avoid Postback on NaN fix

I created a form in InfoPath, in which current Year information is compared in a calculated value to Previous Year. Each Year is in a different list, so to calculate the variance percentage I did ...
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252 views

SPGridview Sorting issue with Modal control - Double postback

I'm having a a issue related to Sharepoint/ASP.Net Postbacks. Basically, what's happening is I have the following GridView on my page: <SharePoint:SPGridView EnableViewState="false" ...
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Item creation issue. 503 error

I am facing below problem in one of the list. So, I have list with 12k items. Throttling disabled. Problem appears whenever I try to create or edit list item. Item gets created successfully, but ...
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Sort ListView via Postback in JSLink file

I found out, that you can filter a list view in a JSLink File very easy by a postback: function filterList(ctx, filterField, filterValue){ __doPostBack(controlId, 'NotUTF8;__filter={' + ...
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How to POST to form with redirect

I have been trying to do this for hours now but no luck. I have an application page in which there is a form. When user clicks Submit button, form values are submitted to an external site where user ...
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425 views

Keep getting a 400 Bad Request when trying to create a Site via REST API

I'm quite new to Sharepoint stuff, and currently am trying to interact with the REST API. I have been able to get all kinds of data without much problems by sending GET reuqests, but sending POST ...
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33 views

Calling http handler in user control

I'm trying to call httphandler in SharePoint usercontrol. I'm loading this usercontrol in a SharePoint web part. This httphandler is deployed to SharePoint layouts folder. Below is my code . ...
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73 views

How to keep sharepoint attachment when postback form

I have a custom list with sharepoint attachment control. How to keep this attachment when form is postback? I'm using SharePoint - AttachmentButton and AttachmentsField Thanks
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Close window after save editform with Drop off library

I have a problem with closing my explorer window from the SharePoint 2010 listitem editform. I am opening a new explorer window from Outlook. In this window I open the editform from the ...
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Form in visual web part that posts in another page

I need to post some data from Sharepoint to an external page. I have tried putting an html form in a Visual Web Part <form action="http://myurl" method="POST"> <input type="hidden" ...
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contents of a list in EditForm.aspx disappear when a Postback function was triggerred

I have a javascript file in the masterpage that triggers postback function to change list displayed in my custom DVWP megamenu. This runs on page load in ALL page in my Site. The code is working ...
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__doPostback in ascx page

I am trying to do a postback on a sharepoint ListItem page, to pass the html content of my page to backend for converting to pdf. The reason for doing this is because of IE limitations that I am not ...
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Retaining query string filter parameters across postbacks

So I have two site pages, A and B. Page A has a list view with a column that has a link to page B, with filter parameters in the query string to show only items that match criteria from that list ...
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Provider hosted app fails on postback due to IE security zones

I have a provider hosted app, deployed to SharePoint Online, with the remote web hosted in an Azure Web App. The remote web presents an HTML5 form, using CSOM to read data from managed metadata term ...