Writing applications for Ubuntu (including Ubuntu Touch) and questions about the application submission process to the Ubuntu Software Center. This covers both open source and commercial applications.

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How to use ANT+ radio in Ubuntu Touch?

As the Google Nexus devices tend to all have ANT+ radios in them now, and Ubuntu Touch currently targets these devices primarily, is there a way to access the ANT+ radio and connect and communicate ...
1
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0answers
118 views

Specifying Python Distribution in Ubuntu 13.10 (for Continuum Anaconda Python)

I've been trying to install Python on my Ubuntu 13.10 VM. Ubuntu already comes with Python, and when I remove it with apt a lot of other apps get removed. I have installed Continuum's Anaconda ...
1
vote
1answer
150 views

Multi-threading in Gtk python [closed]

I'm trying to display a GUI and do some work in the background.when the window is current window, GUI runs normally. Long after minimizing the window, GUI will freeze. The following code is created ...
2
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0answers
24 views

Touch SDK Expansion

In the Ubuntu Touch SDK description http://design.ubuntu.com/apps/building-blocks/expansion there is an UI element which is mentioned, namely the Expansion. From the description I don't really ...
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2answers
639 views

Why is Python V3.3 installed by default on Xubuntu 13.10?

I am running Xubuntu 13.10, 64 bit. python --version outputs Python 2.7.5+ which is normal since python 2.7 is installed by default on all Linux distros. But when I go to Software center -> and ...
2
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3answers
107 views

I have ideas for apps for Ubuntu.

How do I submit ideas for apps? I am not a programmer
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1answer
78 views

install ubuntu sdk error

I have this error: W: Failed to fetch cdrom://Ubuntu 12.04.3 LTS _Precise Pangolin_ - Release amd64 (20130820.1)/dists/precise/main/binary-i386/Packages Please use apt-cdrom to make this CD-ROM ...
1
vote
1answer
130 views

“sudoing” strategy for python script on ubuntu

I'm creating a small router program (GTK frontend) in python for some of our less CLI savvy users. I've developed the glade front-end and able to connect the various signals. Now, I'm facing only one ...
2
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1answer
127 views

Get source code for copy/paste [closed]

Every operation performed by operating system have a source code. So for coping operation there should be source code. So I need a file's name having source code for copy operation.So I can add some ...
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1answer
127 views

How do I add Webkit webview to the Ubuntu SDK?

I'm trying to do this tutorial for learning and it seems that I have to keep adding things for it to go smoothly. http://developer.ubuntu.com/apps/html-5/tutorial/ I don't have the "rss-sample.qml" ...
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0answers
30 views

How can I export a .ui file for a pygi window that I build dynamically?

I understand that building things with the MVC mindset is a good thing. I also understand that if you separate code maintenance and UI, that Glade UI files make it easier for non-programming people ...
1
vote
1answer
131 views

How can I create Unity dash integration for my Python script?

I have written an awesome script in Python and I seriously think it should help many rookie Ubuntu users out there -- especially for a quick solution/tip. My script searches through AskUbuntu.com and ...
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0answers
38 views

High-level library for Unity Dash?

I've wanted to write a GTK+ version of Unity Dash for some time. I think it could be useful for Xfce, Gnome Flashback, elementaryOS, etc. Before I start doing anything about it, I'd like to know if ...
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1answer
123 views

Simple GUI to display static text informations

I would like to know if there is a way to write or modify a simple program (I don't really care what language it'll use) that can be launched in GUI mode and will display formated text and URL that ...
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2answers
235 views

How to build gtkparasite

i'm not able to build gtkparasite when i run: ./autogen.sh i'm get this error checking for GTK... no configure: error: Package requirements (gtk+-3.0 >= 3.10.0 gtksourceview-3.0) were not met: ...
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0answers
31 views

Ubuntu Touch - .ogg Files don't transfer to device

I was making a sample app to handle .ogg files in QT Creator. Everything worked fine on the computer, and when I chose the option to "Run application on device" everything worked perfectly. But when ...
1
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1answer
71 views

Ubuntu Touch - Multiple App Windows

I'm learning how to make Ubuntu Touch OS applications, and I looked all over the web for something, but didn't find any satisfying results. This is either because I am the first to ask this question, ...
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2answers
463 views

Why doesn't `exec startx` work in 13.10?

I am used to being able to launch a second X session in TTY8 with exec startx but instead I'm getting an error: X: user not authorized to run the X server, aborting. And then in TTY 8 I end up with ...
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0answers
38 views

Problems with GTK

I started working on a project where I need to make a simple interface with C language using GTK, then I need to connect that interface with Linux system, I started working with "Glade" witch is an ...
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0answers
77 views

Quickly Error “can´t create or update ubuntu package”

Try to build a gmail view app for my owm but by creating a package i get this error. How to fix jeffrey@Chuhundra:~/gmail$ quickly package ...................... Command returned some WARNINGS: ...
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1answer
50 views

Publication Lazarus project in Ubuntu Software Center [duplicate]

Can I publish desktop application has developed in Lazarus IDE in Ubuntu Software Center?
1
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1answer
94 views

Unable to install ubuntu sdk

While installing sudo apt-get install ubuntu-sdk, I am facing this The following packages have unmet dependencies: ubuntu-sdk : Depends: qtcreator-plugin-ubuntu-cordova but it is not going to be ...
1
vote
0answers
34 views

Using in game ads [closed]

Hi guys just a simple question, I made a game and would like to publish it to Ubuntu App Store, but I am not charging for the game and would like to make some profit, am I allowed to use in game ...
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1answer
27 views

where do I get the Eclipse CDT

I have Ubuntu 13.10 and Eclipse 3.8 from the Ubuntu Software Center. Where do I get a compatible Eclipse CDT? I went to the Eclipse web site, but it did not seem to provide a CDT for Eclpise 3.8. ...
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0answers
26 views

can I use Ubuntu 12.04 installed PC like a hosting server for develelopment testing? [duplicate]

Please note that i already have lamp stack and able to run php script in this system. Read the question carefully before answering or marking as duplicate......... I am a novice user in server ...
2
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1answer
40 views

How can I develop for Ubuntu Touch on Windows?

I am working in a windows environment and need to develop applications in ubuntu. what is the best approach?
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2answers
240 views

Where can i find the Ubuntu-touch 14.04 changelogs

I am trying to find the changelogs for the Ubuntu touch 14.04 dailys builds. Please advise. Thanks!
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1answer
64 views

Open file on already open application [duplicate]

I use VLC to open my video files, but every time I double click on a video a new instance of VLC is created. I want that when a VLC is already open, then the new video file should open in that ...
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0answers
63 views

Is signal handling in QtQuick asynchronous? [closed]

I have the following QML document: Item { id: item MouseArea { onClicked: { /* emit signal */ item.someSignal(); } } ... } When I click the item, ...
3
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1answer
51 views

C++ running on ubuntu touch?

Is it possible to run code written in a language like C++, C, C# ect. on ubuntu touch?
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1answer
1k views

Ubuntu sdk not getting installed 12.04

First I used the compound command given here but it gave some errors so I executed each command separately that I may be able to figure out the where is the error. Adding repository and updating was ...
5
votes
1answer
189 views

How to insert Video element in my Ubuntu application?

I saw on some sites that you can insert videos with the Video element by importing Qt 4.7 and QtMultimediaKit 1.1 . But I have an error by compiling the project (it's a tabbed touch UI project): ...
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0answers
32 views

QML Ubuntu SDK : How to insert Video element [duplicate]

Hello everybody! I am learning Qml and using the Ubuntu SDK tool in addition to QML elements. I saw on some sites that you can insert videos with the Video element by importing Qt 4.7 and ...
1
vote
1answer
25 views

How to get help and to help with development of software

I am wanting to get some help with a project, and would love to help others. Maybe be on a developer team even. I have looked at the different Ubuntu sites. What site is the better of the sites? Also ...
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votes
1answer
66 views

Looking to leave XP SP3 IE8 for Ubuntu [closed]

I am a newbie, so I don't know what results I if any I will get. I have been checking out Ubuntu 9 or some number like that on a flash drive, and it seems like open source software and Ubuntu is the ...
4
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2answers
273 views

Where I can check the roadmap/vision development for any Ubuntu application?

Ubuntu Software Center is supposed to replace several utilities provided by other piece of software as can be seen in the rationale, but I can't find equivalent functionality in Ubuntu Software ...
1
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0answers
19 views

How do i cam migrate vb apps to QML

I have lots of vb tools, activeX controls and full apps developed in the last 15 years. Now, I'm writting apps using python, and php. And I'm thinking on migrating my software to open platforms. I'd ...
1
vote
1answer
43 views

Packaging non-SDK app as click?

I have a program that I created using Free Pascal Lazarus, and I would like to share it in Ubuntu, but how do I pack it with .click? I have read this ...
0
votes
2answers
63 views

qml file and app.js not found

I am a newbie in ubuntu app development. I am going through the tutorials in developer.ubuntu.com. The thing is when I created a sample ubuntu-htmui project, no .qml file is being created as explained ...
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0answers
16 views

How do I package an app I wrote using the Ubuntu SDK and upload it to the Ubuntu Software Center (or Launchpad)?

I have decided to use QML for writing an app for Ubuntu. Once I am done coding the app, how do I package and upload it so other people can download my app from the Software Center?
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0answers
216 views

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 ...
2
votes
0answers
232 views

Develop in C/C++ for Qt Ubuntu Touch projects

as said in the question I want to develop the code in C or C++ for my Ubuntu apps. I don't feel confortable in Javascript at all, and when I try to create a C or C++ file the IDE returns me Failed ...
3
votes
1answer
73 views

Application integration with Unity launcher

I like to integrate a application (a digital shredder, a interface for shred command) to allow drag-and-drop files from Nautilus to launcher icon and then open the program and fill the file path ...
0
votes
1answer
70 views

Will a netbook have sufficient specs for Ubuntu Touch development?

I'm interested in getting a cheap but good quality laptop to use among other things, for Ubuntu Touch development. I see the ASUS 1015E listed on the Ubuntu website, so I know it is compatible with ...
0
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0answers
22 views

How to fix Glade opening but closing quickly?

I'm using Quickly, and when I try to open Glade using quickly design, the window appears for a moment then closes right away. How can I fix this?
0
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0answers
22 views

program pgp encryption for cloud usage [duplicate]

I don't know if this is the right place for my question, idea. So let me know if not so. I use UbuntuOne. Where needed i encrypt all my stuff before i put it on the cloud. You never know who is ...
0
votes
0answers
19 views

how can I publish nightly builds / beta on ppa

I am distributing some of my software using PPA. However, I would like to use the same for nightly builds or development versions, so that beta testers can use aptitude to download latest testing ...
0
votes
0answers
42 views

QT4 IDE library

I am new to gaming code but I love the QT IDE. Qt does not have the libs. I want to use: OpenGL and Allegro. Is there a way to get these libs. in Qt or how do I use them?
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0answers
25 views

Accessing objects from main window from another dialog

I have created a dialog using quicky add dialog. This dialog contains buttons to load websites in the main window's webview. But I don't know how to access the webview contained in the main window. I ...
0
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0answers
21 views

Update Dependency Via Source

I have a library which is a dependency for the disgusting goliath that is ROS, and I need to update it to a newer version. I was hoping I could get some advice on what is the best approach: Compile ...