When you compose a question/answer on a StackExchange site and then navigate away before submitting it, you get a popup, warning you: (translated:) The "Leave Page" button is ...
I have a form where the user can update project information. A project is linked to an organisation, and an organisation has license(s) - which has an expiry date. When updating the project, if the ...
We're building a web app, and the technology we're using will only allow users with relatively modern browsers (IE8 and up, plus most versions of other browsers) to even log in. We want to show an ...