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Posts Tagged Facebook

Non-trivial Facebook FQL example

This post will demonstrate a few non-trivial FQL calls from Javascript, including batching interdependent queries in one request. The example queries all participants of a public Facebook event and gets their names and any public status updates they’ve posted recently. It then goes on to find all friend-relations between the event participants and graphs those […]

Facebook Open Graph at ekstrabladet.dk

(This post is a straight-up translation from Danish of a post on the Ekstra Bladet development blog) Right before the 2010 World Cup started, ekstrabladet.dk (the Danish tabloid where I work) managed to get an interesting implementation of the new Facebook Open Graph protocol up and running. This blog post describes what this feature does […]

Transatlantic Facebook application performance woes

Someone I follow on Twitter reported having problems getting a Facebook application to perform. I don’t know what they are doing so this post is just guessing at their problem, but the fact is that — if you’re not paying attention — you can easily shoot yourself in the foot when building and deploying Facebook […]

Using WCF to power Facebook feedstory forms

UPDATE: I think facebook has changed the API so that links in full stories have to be split into src and href parts. Several parts of the Facebook developer API requires application developers to furnish JSON web services that feed data to various actions. These include feed forms (“I want to stick something on my […]

Server based real-time face detection in Flex

This post will demonstrate the feasability of face detection in web cam feeds grabbed by a flash/flex application. It’s inspired by a prototype of Martin Speelmans, informed by my work with Flash and web cams and my experiments with OpenCV. The basic premise is that a flex application running in a users browser grabs web […]

3 July 2008 @ 8am

C#, Facebook

Facebook signature generation in .Net

While the Facebook Developer Toolkit handles most of the needs of your average Facebook application, there is not support for the Post-Remove stuff that happens when users decide to remove your application. When your application is removed by a user, Facebook submits a “Post” in the the general direction of a url you’ve specified. The […]