Qt 5 is the 5th major version of the popular GUI toolkit for implementing graphical applications. This version contains major changes, and Qt Quick is central to it.

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Recent Qt repository

Is there any repository for latest Qt versions (recent version is 5.0.1 while ubuntu has 4.8) ? PS I found this PPA but it tagged as [deprecated]!!!, so I'm wondering what if there is official one ...
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Missing package in Ubuntu SDK - qtdeclarative5-ubuntu-webapps-api

Installing the Ubuntu SDK failed because of missing package qtdeclarative5-ubuntu-webapps-api this was the message from apt-get: The following packages have unmet dependencies: ubuntu-html5-sdk ...
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Qt5 opens multiple window

I recently installed qt5 and ubuntu sdk and i use 13.04 . In welcome section when i click develop,example or tutorial tabs multiple windows open up and I am unable to close it. How do i fix this. I ...
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“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed

I wrote application for linux which uses QT5. But when I am trying to launch it on the linux without QT SDK installed, the output in console is: Failed to load platform plugin "xcb". Available ...
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How to access geolocation information on Ubuntu Touch?

It's strangely hard to find any documentation on accessing geolocation information for Ubuntu Touch specifically and even Qt5 more generally. The Qt Mobility APIs provided this in Qt4, and they seem ...
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After compiling QT 5 how do I to update my system? With update-alternatives?

I'm on Ubuntu 12.04. I followed the instructions in this guide in order to compile QT5. Everything compiled fine. My problem now is that my QT related programs are still pointing to an older ...
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Qt 5.1.1 installation problem

I am new to ubuntu and using 12.04 LTS. I tried to install Qt5.1.1 without software manager. I downloaded the qt-linux-opensource-5.1.1-x86-offline.run file and ran it. It ran smoothly and got a ...
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How to configure debian/rules file for packaging with CDBS and Cmake, Qt5 on Ubuntu 12.04

this is the first time I ask here. Recently I played packaging --a new thing for me-- in Launchpad. I tried compiling Sigil 0.7.4 for Ubuntu Precise. The source code had to be compiled with Qt5, while ...
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Qt 5.1 packages

Is there any ppa containing Qt 5.1 prebuilt binary packages? I found this one, but it doesn't seem really well-provided. I'm running Raring, but I see that even Saucy still has Qt 5.0.2.
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Music app missing from Ubuntu Touch

I recently installed the Ubuntu Touch build dated 3rd oct on my phone. After that, I used adb shell and did: apt-get update apt-get upgrade apt-get dist-upgrade. Then I rebooted my phone, and ...
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QT5.0 Cross compile for AM1808

I have a requirement to implement the JSON for file transfer. I found that QJsonDocument is only supported to the QT5.0. So that I am trying to Cross compile the QT5.0 for my processor(AM1808 ARM9). ...
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Problem during Qt 5.1 installation

I downloaded the Qt 5.1.0 installation file for Linux, and trying to install gives me an error. It stops when copying these files: ...
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Error while executing standard Ubuntu Touch program

I've followed the instructions for the standard app and it was all working ok. I had some issues with ComponentsShowcase.qml, because of which I messed up the app. So, I removed the PPAs and added ...
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Setting Qt5 qmake as default Qt builder

By default Qt4 is the default Qt builder in ubuntu 12.10, I want to know how can I make Qt5 qmake as default Qt builder. PS Qt5 qmake installed in /usr/lib/x86_64-linux-gnu/qt5/bin/qmake
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Ubuntu Phone App Development Clarification

I attempting to follow the Ubuntu Phone App development tutorial to make a Currency Converter, and I am simply unable to complete the tutorial. I have installed all of the latest QT/Phone related ...
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Can't download QT5 from Launchpad PPA with the following error

XML Parsing Error: undefined entity Location: https://launchpad.net/api/1.0/~ui-toolkit/+archive/ppa Line Number 14, Column 9: <dd><p>&nbsp;Ubuntu SDK preview for Ubuntu application ...
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Which PPA should I branch for developing the Unity Desktop UI itself?

In 14.04 using the ubuntu sdk. Imported lp:unity8, and lp:unity-mir. Unity8 requires unity-mir. unity-mir requires Qt5 core. I have it installed from the repositories, and so I just do not get what I ...
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Ubuntu-SDK cannot start qtcreator

I cannot start qtcreator with ubuntu-sdk installed. I'm getting error: void DBusMenuExporterPrivate::addAction(QAction*, int): Already tracking action "Follow Symbol Under Cursor" under id 142 ...
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App development without Qt Creator

Is it possible to develop app for Ubuntu without using Qt Creator? I wrote the same code in other text editor and compiled using qmlscene fileName.qml. An error popped up saying "components": no such ...
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QtCreator install not recognized

I've installed QtCreator 5.1.1 according to this site Install Qt-5 and everything is working well with it. I installed it /opt/QT5. Unfortunately, Muon software center does not list QtCreator in its ...
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56 views

Ubuntu Software Center Application Development

Can anyone guide me through the procedure of making a simple Ubuntu Software Center Application? I am using Qt IDE for the development process. Using the Qt Certification Resources is enough or ...
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Unity next rebuild in Qt

I download unity 8 using bzr branch lp:unity/8.0 How can I build and recompile it using Qt5 ? When I tried to use the same way in this thread but it didn't work. What I have to change ? I'm ...
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QtCreator / Ubuntu SDK “could not find the executable”

This box pops up when I try to run my app. It did not happen on the previous version of Ubuntu SDK. Can someone tell me what executable it is looking for or why it is doing this in the first place.