Everyone who develops web applications (or websites in general) knows that the basic tools for creating simple "Single Page Applications" are HTML5, CSS3, JQuery and a server side framework (such as ASP.NET MVC) for serving data to AJAX requests. Although those are sufficient for implementing SPAs, ... [More]

In this post we will see a simple code fragment that can be used to detect memory leaks (more specific objects that are not cleaned by the garbage collector) and we will do it in the context of an interesting memory leak that can be created when using event delegates. The memory leak with event del... [More]

In this post we will explore a generic way of handling unpredicatble errors/lost connectivity in our Windows 8 Apps developed with HTML5 and Javascript. The two requirements we need to tackle are as follows: There is a chance that while our application is running, internet con... [More]

After hours of searching in the documentation in order to implement a decent drag and drop behavior in WinJS.UI.ListView (like the one we see on the “start” screen) I have finally managed to make it happen and in this post I am sharing the way it can be done. During this post there are also answers ... [More]

In the previous post we have seen how we create scheduled and periodic tile notifications with Javascript for metro applications. In this post we will cover push notifications. Push notifications do not require from your app to tell the OS that it has to query a service at specific time intervals ... [More]

(Push notifications are covered in the next post) This post will cover the main aspects of using Tile Notifications in a Metro-Style application. The only topic that will not be covered is “Push Notifications” since those deserve a post on their own and will follow in the near future. ... [More]

This article is also translated to Serbo-Croatian language by WHGeeks . In the previous post, we have seen simple data-binding scenarios using WinJS and got a glimpse on the way a ViewModel can be created (following the MVVM pattern). In this post, we will build and application where there are mor... [More]

When someone starts implementing small programs in Visual Studio 2011 and starts playing with the VS2011 templates for Metro applications in Javascript, he soon wonders about the differences that WinJS brings in Javascript object creation and what is the best practice of connecting the view (HTML) w... [More]

Below you can find a series of simple demos that can give you a nice insight on the XNA’s power for WP7. All of them are original. Feel free to use them in your code as you wish. There is also a PowerPoint presentation about those demos but unfortunately it is only in Greek. So let the games begin! ... [More]