Wall of Tweets is twitterwall product designed and developed by full service UX consultancy FatDUX Zagreb here in Croatia. It’s very popular and used throughout the world. In this article I’d like to share some design thinking, design research and decisions we’ve put behind this product and how it compares to other solutions on the market.

Best practices are valuable in the UX field. However, often we use them without really giving it a thought and considering broader context. In this post our new guest blogger, Darko Čengija of FatDUX, talks about best practices and their relation with best staring points in the user experience (and other disciplines).

As a user experience designers we are regularly in situations where our design decisions will make significant effect on the end users of the web site, application or generally any user interface or service we design. Apart from the need to understand business case and idea – probably the most important is to understand who are users of our interfaces?

Sample Data has been available to us from Expression Blend 3, but now with Blend 4, Silverlight 4 and Expression Blend 4 SDK there is new control – PathListBox enabling you to create list box looking however you want them to look – not just rectangular. This allows you to create nice radial, spiral and many other types of layout.

Rarely passes a day when I don’t get invitation to some product demonstration, technology showcase claiming to be a presentation about UX. In most cases – developers show new UI controls, tech, code and claim to be „talking about UX“. I say stop trivializing – and learn the facts!

Windows Phone 7 is a brand new mobile platform from Microsoft introduced this year at MIX 10 conference. Since then different resources have been made available. Here, I’m gathering all you need to start designing and developing new mobile experiences. Go to Windows Phone 7 development and design ultimate guide.

Microsoft’s .toolbox website plans to teach you Silverlight, Expression Studio and UX design principles and fundamentals. You can choose from two available tracks (Design Scenarios and Design Principles), learn a lot, collect badges and brag about that. And you get all that in a nicely designed and packed website.

Visibility property is a very powerful and yet often overlooked property available in both WPF and Silverlight. It enables you to set Visibility of certain UIElement objects to different states like: Visible, Collapsed and Hidden (not supported by Silverlight). This tutorial shows you how to use it and how to bind to Visibility property.