Xizhi Zhu

If you haven’t set up Google Play services yet, please follow this tutorial. Today, we demonstrate how to use the cloud messaging / push notification.

If you haven’t set up Google Play services yet, please follow this tutorial.

Google has offered a bunch of services that developers can use in their Android apps. In this and following few blog posts, we demonstrate how easy it is to use them. Now, let’s get everything setup.

The Go language provides a useful defer statement to guarantee certain code is always executed when returning from the current scope. Though we can use constructor in C++, things get tricky e.g. when a pointer needs to be deleted. Here we present some simple draft code to solve this issue.

In this blog post, we demonstrate some simple ways to efficiently display images.

I believe many of you who just start reading the source code of Qt will have the question: why Qt uses those private classes? What’s the benefit of such a design pattern? Well, the most significant reason is to keep the binary compatibility.

Though QML provides a nice way to design user interfaces, and JavaScript is employed there to implement the application logic and works pretty nice in many cases, we might still need Qt C++ in some situations (well, at least JavaScript has limited access outside its sandbox).