December 2008
Intermediate to advanced
360 pages
8h 21m
English
book
Flex on Rails: Building Rich Internet Applications with Adobe Flex 3 and Rails 2
by Tony Hillerson, Daniel Wanja
Content preview from Flex on Rails: Building Rich Internet Applications with Adobe Flex 3 and Rails 2
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22 File Upload
Goal
You need to provide a Flex application that lets the user upload files from a hard disk. It must also upload bitmap images to a Rails application.
Solution
Use the attachment_fu Rails plug-in together with the FileReference and URLLoader classes provided by the Flex framework to quickly add file upload capabilities to your Flex with Rails application.
File Upload
Your application may need to let the user upload images, such as an avatar, a screen capture, an album cover, photos, or a word document. The HTTP protocol supports form-based file uploads, and every browser implements a file upload widget. So, in Rails, to create an HTML form with a file upload widget, you create a form using the form helper ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.