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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20
votes
3answers
3k views

How to start an app with “Always On Top” set?

There are a couple of applications that I find myself marking as "Always on Top" every time I use them, so I wonder if there is a way to automatically set them as so, whatever way I start them (menu, ...
3
votes
2answers
95 views

What is in the future for REVU

Now that there is the Post Release Apps Process in place and there is a big push to get new software into Ubuntu, what are the future plans for REVU? Will there be an application review board for ...
4
votes
2answers
1k views

Using AppIndicators with the Qt framework

Is there a class or library somewhere that makes it easy to use the new AppIndicator framework from within a Qt application? It seems strange that I should have to include GTK headers / libraries ...
3
votes
2answers
231 views

The development at Getting things GNOME is continuing?

I like Getting things GNOME (GTG) application and I want to know if the development on this application is still active. Do you know something about this? As far as I see from their website the ...
4
votes
1answer
388 views

Python/GTK3 app crashing on importing “indicate” (python-indicate)

I'm trying to integrate my Python/GTK3 app with Ubuntu's messaging menu and every time I try to import "indicate" (python-indicate) my app crashes, with the following traceback: ...
3
votes
1answer
228 views

Ubuntu to make commercial Software

Hi I'm new in Ubuntu and i have one question. In this post: Can I legally use Ubuntu Server to create a commercial web application on Amazon EC2? some one ask "Can Ubuntu Server on Amazon EC2 be used ...
12
votes
1answer
483 views

Is there any web API for Software Center available?

I wonder if there is an API available for using contents from the Ubuntu Software Center on my webpage. I know The Ubuntu Apps Directory website contains an almost complete database of applications ...
1
vote
2answers
2k views

Where can I get gawk library of functions?

Using Xubuntu 11.10 I am learning gawk. I would like to get the gawk library of functions mentioned in the gawk users guide. The guide mentions extracting it from the gawk.texi with extract.awk, but ...
2
votes
1answer
93 views

Does Ubuntu App Showdown Allow Inventive Games?

Yes, I have an idea I have been toying around with for a game for a long time. But just haven't had a real reason to get it going. Til the Showdown was announced that is. Its a very out of the ...
2
votes
1answer
124 views

The Ubuntu App Showdown -Specific software

I would like to participate the contest but I'm programming very specific scientific tools for the work in a molecular biological lab. I know that I won't win with such an app but it's a nice ...
4
votes
1answer
824 views

PulseAudio and Python3

Accessing PulseAudio with Python2 is a bit tricky, but it works with the help of ctypes. The problem is that the same code fails to work with Python3. Apparently something was changed in ctypes, but I ...
2
votes
0answers
80 views

How do I use this Add/remove widget? [duplicate]

Possible Duplicate: What GTK widget is this? How do I add this little add/remove GTK widget in Glade Designer 3.12.1? I don't see it anywhere in the widget bar. If it can't be done using ...
0
votes
1answer
100 views

Need help with creating a form with KBasic

I have installed KBasic on my Ubuntu to create a simple form(as of now) which will have a database backend. The problem is ,as per the KBasic help,i have to click on any component i want for eg ...
1
vote
2answers
100 views

Can I develop an “existing” application for the showdown?

I want to develop an app for the new Ubuntu's contest, but I have two questions: Can I develop an "existing" app, which I added to Launchpad some days ago, but which no source code was uploaded? Can ...
1
vote
1answer
48 views

Is the “User Accounts” icon listed in the Freedesktop Icon Naming Specification?

In the System Settings, there's an entry at the bottom called "User Accounts", and it has this icon: I've looked through the Freedesktop Icon Naming Specification, but I can't seem to find anything ...
5
votes
1answer
99 views

Is a non-trivial plug-in for some application considered an app?

In the context of the Ubuntu App Showdown, if a useful plug-in for an existing application (in my case blender, but it could be anything) were to be developed, could it be considered?
1
vote
1answer
63 views

Are we allowed to distribute our App Showdown entries prior to submission?

Are we allowed to distribute our App Showdown entries prior to submission for testing and feedback purposes, or is the submission supposed to be the first people see of them?
3
votes
1answer
95 views

What is meant by “Novelty” in Ubuntu App Contest?

There you say "The application must contain exclusively original code and the Participant must be the original author of the content". So there is a problem, for example: When we convert from our ...
12
votes
1answer
209 views

How do I participate in the Ubuntu App Showdown?

How can I sign up for this event? I was reading this page: http://developer.ubuntu.com/showdown/ . My understanding is that I just need to mention my project to @ubuntuappdev on Twitter, and submit ...
5
votes
1answer
165 views

Can I use old code by myself to build on for my entry in the Ubuntu App Showdown contest?

Or does it have to be started completely from scratch at 18th of June?
4
votes
1answer
133 views

Protecting OAuth secrets in App Showdown submissions

I'm participating in the Ubuntu App Showdown and my submission is going to make use of third-party web services that use OAuth to release their protected data to clients. Given that the rules state ...
1
vote
1answer
81 views

Can I participate in showdown contest with friend?

Can I write an application, together with my friend? If I develop application with my friend, can I get T-shirt for me and my friend?
3
votes
1answer
72 views

Can I set a price for my application submission?

When you upload your app for the showcase, can you set a price and still be entered into the competition? (I don't plan to set a price, I'm just curious.)
-1
votes
1answer
111 views

some questions related to ubuntu app showdown

I have some questions about ubuntu appshowdown My questions: Can i submit more than one app in the contest and tell me more about this suppose i submit 5 apps out of which one is won then will it ...
3
votes
2answers
83 views

Can I package and include in the ppa the required libraries?

If some needed modules are not in the Ubuntu 12.04 repositories, can I package and include them in the submission ppa for the App Showdown?
4
votes
3answers
215 views

Is there a digital protection system in place to prevent piracy of commercial applications?

How are app(lication)s published through this service protected against piracy? I mean, if they are managed through the package system then it is easy to find out what files are included and repackage ...
3
votes
1answer
832 views

What quickly templates are available

How to get list of official an unofficial quickly templates. I googled it ,but did'nt got any satisfactory result .
2
votes
2answers
108 views

Quickly doesn't push - Intended?

I have setup Quickly with my launchpad Project quickly configure bzr lp:~me/projectname/trunk But when I do save, share or release, no code is pushed to the repository. Is this supposed to happen? ...
0
votes
1answer
131 views

Import “prompts” in quickly (Simple Player tutorial)

I am following this tutorial on quickly. At one point I have to write from quickly import prompts in the file called SimplePlayerWindow.py. But when I do that and run my application, I get the ...
20
votes
2answers
2k views

What is the black header widget in some programs?

In some of the ubuntu programs (ubuntu control panel, system settings), but not e.g. in banshee, the top part of the window contains elements in dark tone (with the Ambience theme). But I cant find a ...
5
votes
2answers
333 views

How do I translate a quickly project?

I am just getting started with using quickly and I have a small project that's starting to take shape. Right now I would like to add a translation to my project. I already noticed that quickly ...
4
votes
1answer
870 views

Is Quickly a Python-only development tool?

I'm looking at the Ubuntu app development tool Quickly. From what I can see only Python is available with this tool. Is this correct or are other languages like Java (and others) also available?
4
votes
2answers
4k views

How can I create a new socket in /dev?

I want to create a new socket file in /dev. Does the way to get it is adding a new rule to udev?
6
votes
1answer
138 views

My Rhythmbox plugin can't meet the Ubuntu Software Center “my-app” requirements

At http://developer.ubuntu.com/publish/my-apps-packages/ the following technical requirements are cited: Technical requirements In order for your application to be distributed in the Software ...
2
votes
1answer
148 views

Access the Ubuntu bug database using launchladlib

I'm trying to write a Python script using launchpadlib that can access the Ubuntu bug database, but I can't find any obvious way to restrict the search to the bugs of a particular project/distro. I ...
1
vote
0answers
116 views

How to install JavaFx? [duplicate]

Possible Duplicate: How to install JavaFx in Ubuntu 12.04? I'm very new to Ubuntu world. I downloaded the JavaFx from here. I got a zip file. I don't know how do I setup a classpath for it. ...
3
votes
2answers
971 views

Problems with simple media player tutorial [duplicate]

Possible Duplicate: Facing problem with “gtk.RESPONSE_OK” in the simple-player quickly tutorial I'm following along with this tutorial, but came to a stopping point where the program has an ...
1
vote
1answer
82 views

How can I search a Drupal site with the new Unity lens?

I'm creating a simple Unity lense for my college site which is based on Drupal, but I don't know how to adapt this command for Drupal API. Please help, it's python. We now create our query url, ...
0
votes
1answer
482 views

How to change the icon for Qt application?

How can I change application icon (launcher icon) for my Qt-application? Now it looks like a question mark and I want to change it.
3
votes
1answer
1k views

how can i make ubuntu software center offer 32-bit packages

I am developing a 3D game/graphics/simulation engine on 64-bit ubuntu 12.04 LTS. The 64-bit version of my application compiles, links and executes just fine. However, I cannot build a 32-bit version ...
2
votes
3answers
952 views

How do I use DFeet?

I've been trying for a half hour to get D-Feet to open a service, any service with the Connect button. I feel I am misunderstanding this application at a basic level. What am I missing?
7
votes
2answers
896 views

What GTK widget is this?

Lately, I've seen the widget below appear in GTK applications. I can't find it in Glade. What is it?
1
vote
1answer
346 views

Desktop file for my python gtk3 app does not load the app

I am creating an GTK3 python application for Ubuntu. At the moment the application installs in the following locations. In /opt/NSTrain folder where NSTrain is the name of my application. The NSTrain ...
1
vote
2answers
831 views

How to distribute python GTK applications?

This is in correlation with the previous question I asked here. My aim is to create and package an application for easy installation in Ubuntu and other debian distributions. I understand that the ...
2
votes
2answers
626 views

When should .mo files be generated?

I am creating a python GTK3 program. I'll like to add translation support. I know how to create a .pot and .po file. However in order to make the application available in multiple languages, I need to ...
12
votes
3answers
891 views

How do I call a dialog for authentication?

I am writing a gui program using wx module in python. In program whenever I am accessing a folder which requires root privilege then it asks password at terminal but I want to display the dialog to ...
12
votes
1answer
283 views

Promoting an app in the Ubuntu Software Center through a ratings and reviews API

As an app author, I would like to promote my app in Ubuntu. One nice way to do it is to encourage users to submit their reviews and ratings to the Software Center. It would be really cool if I could ...
3
votes
2answers
510 views

Taking timely screenshots of particular sites

I have a website where I have to take weekly screen shots of sister sites. I was wondering how this maybe done. I had obtained the code for taking screen shots but have no idea how to open up the ...
0
votes
1answer
232 views

Which programming language to develop software for USC that also runs on other OS? (Windows / OS X)

I have skills in Java and C#. First I had a closer look at Java (Eclipse with Windowbuilder-Plugin). - Swing: But there is no natvie GUI-Support for GTK3 (e.g., HUD seems not to work) Then I looked ...
11
votes
4answers
1k views

Why do most GNOME developers prefer Python over Java for GTK+ programming?

I only know C and Java. And I really don't want to learn another language when I can work with what I already know. I haven't ever written a GTK+ application, but I am planning to start with an ...