Dev Loop

Jani Heikkinen

Qt 5.9.1 Released

Published Friday June 30th, 2017 | 26 Comments on Qt 5.9.1 Released
Posted in Biz Circuit & Dev Loop, Dev Loop, Releases

I am pleased to announce that Qt 5.9.1 is released today. It contains all the latest bug fixes and improvements from Qt 5.9 branch. Qt Creator 4.3.1 is included in the Qt 5.9.1 offline installer packages and available via the online installer. As a patch release Qt 5.9.1 does not add any new functionality, just bug fixes and […]

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Jesús Fernández

Using Compiler Explorer with Qt

Published Thursday June 22nd, 2017 | 2 Comments on Using Compiler Explorer with Qt
Posted in C++, Compilers, Dev Loop | Tags: ,

One of my preferred developer tools is a web called Compiler Explorer. The tool itself is excellent and useful when trying to optimize your code. The author of the tool describes it in the Github repository as: Compiler Explorer is an interactive compiler. The left-hand pane shows editable C/C++/Rust/Go/D/Haskell code. The right, the assembly output of […]

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Laszlo Agocs

Vulkan Support in Qt 5.10 – Part 2

Published Friday June 16th, 2017 | Comments Off on Vulkan Support in Qt 5.10 – Part 2
Posted in Android, Dev Loop, Graphics, OpenGL, QPA, Vulkan, Windows

In the previous instalment we looked at the background for Qt 5.10’s upcoming Vulkan support. Let’s now start digging out into the details. Obtaining a Vulkan-Enabled Qt Build When building Qt from sources on Windows, Linux or Android, Vulkan support is enabled automatically whenever a Vulkan header is detected in the build environment. Windows is […]

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Kari Oikarinen

Device detection in Qt for Device Creation 5.9

Published Thursday May 25th, 2017 | 2 Comments on Device detection in Qt for Device Creation 5.9
Posted in Dev Loop, Embedded

Qt for Device Creation provides ready disk images for a variety of devices. When you flash it to a device, start enterprise Qt Creator and plug the device in via USB, it will be detected automatically. You are ready to run, debug and profile your applications right on the device. From a user’s point of […]

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QtLocation: using offline map tiles with the OpenStreetMap plugin

Published Wednesday May 24th, 2017 | 7 Comments on QtLocation: using offline map tiles with the OpenStreetMap plugin
Posted in Dev Loop, Qt Location

The OpenStreetMap plugin in QtLocation 5.8 has received a new Plugin Parameter,, to specify a indexable location from which to source offline tiles. Since this new feature seems to have generated some confusion, here is an attempt to clarify how it works. Until now, when a tile became visible on the map, the QtLocation engine […]

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Tuukka Turunen

INTEGRITY RTOS Support in Qt 5.9 LTS

Published Wednesday May 17th, 2017 | 4 Comments on INTEGRITY RTOS Support in Qt 5.9 LTS
Posted in Dev Loop, Qt, RTOS

I am pleased to confirm that Qt 5.9 LTS officially supports the INTEGRITY Real-Time Operating System (RTOS) from Green Hills Software. INTEGRITY was initially supported with Qt 4.8 and will again be supported from Qt 5.9 onwards. The interest in running Qt on INTEGRITY has been customer driven, primarily from Automotive for use in safety certified Instrument Clusters, […]

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Frederik Gladhorn

Fixing a flaky test – how hard can it be?

Published Friday May 12th, 2017 | 2 Comments on Fixing a flaky test – how hard can it be?
Posted in C++, Debugging, Dev Loop, Qt, Random, Test | Tags: , , , , ,

Flaky tests are a pain point for any reasonable continuous integration system. And by flaky I refer to tests that sometimes pass and sometimes fail. Lately I’ve been bothered by a lack of data and metrics when it comes to discussions around the topic of flaky tests (it pops up regularly on the Qt development […]

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Laszlo Agocs

Qt from git on the Tinkerboard (with Wayland)

Published Wednesday May 3rd, 2017 | 6 Comments on Qt from git on the Tinkerboard (with Wayland)
Posted in Dev Loop, Embedded, Graphics, OpenGL, QPA, Qt Quick

The Asus Tinkerboard is a nice little board for Embedded Linux (or Android, for that matter), based on the Rockchip RK3288 SoC including a quad-core ARM Cortex-A17 CPU and a Mali-T760 MP4 (T764) GPU. Besides being quite powerful, it has the advantage of being available locally in many countries, avoiding the need to import the […]

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