Multiple inheritance is a feature of some object-oriented programming languages, including C , in which a class can inherit from more than one superclass.

Digia, the largest Qt contributor, is the 2013 Platinum Sponsor for the co-hosted Akademy and Qt Contributor Summit in Bilbao. Digia is responsible for all Qt activities including product development and commercial licensing and, together with the Qt Project, open source licensing under the open governance model.

QMimeDatabase and QMimeType are new classes introduced in Qt 5.

QScreen is a new class introduced in Qt 5.0.0 that returns information about screen properties, where screen here refers to a display, such as a monitor or LCD panel.

We are happy to announce the Qt Creator 2.7.0 release today, which comes with loads of new features, improvements and bug fixes.

Apart from the architectural differences between them, which I've covered previously, Mir and Wayland also have quite different project goals. Since a number of people seem to be confused as to what Wayland actually is - and that's not unreasonable, because it's a bit complicated - I'll give a run-down as to what all these various projects are and aim to do, throwing in X11 as a reference point.

As EFL are designed to efficiently work even on PDAs, I came up with an idea to implement similar clone in plain QML/Javascript (QmlMiner) and perform simple comparative analysis. I wondered how the QML version would compare with the EFL one. Following areas were analyzed:

Following the GNOME developers' decision to focus on porting their desktop environment to the Wayland display server, the KDE project has also indicated that it will go ahead with a Wayland port of its own project.

This article continues our series on what is new in Qt 5.1 with respect to OpenGL. If you haven’t already seen them, you may be interested in reading Part 1 and Part 2.

In the world of software development the many debates about the benefits of open source versus commercial software continue, with developers, software manufacturers, users and purchasers all putting forward differing opinions and, sometimes, protecting vested interests.