How do I add a List Item manually?

How do I remove current selected item from the list?

Thanks.

Hi, i have a collapsible set, the data contained inside is longer than my screen so when I get to the end and click on the next collapsblockheader i need that the page scroll to top. I have try several things trying to binding the expand callback but im unable to find the object. $( ".selector&...

Now im having a little issue, but I dont know if you're having any issues rigth now, I'm trying to save the proyect but the operation get aborted and the UI says "Oops - an error occurred. Please try again in a few seconds!" https://d2r1vs3d9006ap.cloudfront.net/s3_images/1048318/aborted_i...

Im trying yo upload a image taking from the camera or album. Avoiding the headers on my MVC Web Api Post, everything is fine. But when I change the code asking for some headers I need for authentication the FileTransfer stops working. I add the required headers on options.headers and in options.para...