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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287 views

Deploy app on OpenStack deployed locally on single machine

I have deployed OpenStack using DevStack on single Ubuntu 12.04 machine running all services. I actually have to develop a Private Cloud Document Management System Now, I want to know that how do I ...
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1answer
248 views

How to open a browser when the TextEdit::onLinkActivated signal is received

I'd like to open a browser window to display the URL received by a TextEdit onLinkActivated signal. Is it possible to perform such call from the QML application?
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1answer
257 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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1answer
1k views

Listmodel in QML: How to retain Listmodel values on page switch in page stack

I have an XML file to show list of items(listview), on click of each item i am switching to page which reads the XMLListmodel for each category using pagestack.push. After pressing back and again ...
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1answer
52 views

How can I pin the toolbar so that it remains revealed?

An always-revealed toolbar would be more suitable for a pointer-driven interface. How, using the Ubuntu SDK, can I set the toolbar to be (and remain) revealed?
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1answer
2k views

Which scopes are available in the default Ubuntu installation?

After I've installed Ubuntu, which scopes are readily available to return results from the Dash?
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1answer
530 views

How can I get a list of all apps in the Ubuntu Software Center?

I´am playing with Software Center's API, after seeing this post on askubuntu. My question is: how can I get a list of all Ubuntu Software Center's apps? From the other question I get this endpoint ...
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1answer
733 views

How to simulate a USB plug?

I have an app that implements some automations when an USB key is plugged. While developing, I have to test it in a specific environment (derivative from Debian Squeeze). The app subscribe to HAL ...
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0answers
39 views

Debuild does not recognise some files [duplicate]

Possible Duplicate: Why does 'quickly package' fail with “An error has occurred when creating debian packaging”? I have submitted an app for the Ubuntu App Showdown and ...
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2answers
192 views

How to use gsettings from /opt

I have to use gsettings from /opt so that ubuntu maintainers will accept my application. I may not use /usr or any of the underlying directories so /usr/share/glib-2.0/schemas is not an option.
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1answer
97 views

Set up apt-get remove commands in deb file (dh_make)

So, I'm trying to package my Python app, Virtuam. My question is simple: how can I set the commands which run when I remove the program using apt-get?
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1answer
7k views

How to change GtkWidget background in GTK3?

I'm trying to use override_background_color on some GTK3 widgets but they still showing up with the default background color.
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2answers
1k views

How do I force only one instance of my application?

I am developing a program using quickly. I am using an indicator which can hide/show the main window. But when I launch the application from the launcher it starts a new instance of that application ...
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1answer
95 views

What are the different application directories in a quickly ubuntu-application template for?

When you create a new ubuntu-application with quickly you will notice that it creates a directory structure like this: MyApp/ setup.py bin/ help/ tests/ setup.py MyApp/ MyApp_lib/ What are each ...
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1answer
66 views

Is a port of an existing program eligible for the App Showdown?

For example, the original program is Xlib based, and I port it to GTK3. What about porting my old gtk2-based app to gtk3? Are either of these two eligible for entrance into the App Showdown?
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8answers
722 views

Can I make apps for ubuntu using a Windows PC?

I develop windows software . Does anyone know? how I can make application/software for *buntu using a windows pc?
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1answer
6k views

Why is /dev/rfcomm0 giving PySerial problems?

I am connecting my Ubuntu box to a wireless readout setup over Bluetooth. I wrote a Python script to send the serial information through /dev/rfcomm0. The script connects fine and works for a few ...
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1answer
87 views

File storage location for ubuntu application

In my application I plan to store files locally ( exported files ) and import files which user copy via USB to the disk. Where to locate such application files ? Is there some recomendation ?
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2answers
670 views

How to call Qt or local function from Ubuntu HTML5 App?

I have create a HTML5 App from Ubuntu SDK. It contains a index.html and js directory. Next I add "X" label on the html file like this: <head> ... <style type="text/css"> ...
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1answer
151 views

What does desktop_Comment_boilerplate mean?

I'm uploading a click package and it's being sent back with the following message: desktop_Comment_boilerplate What does it mean and how do I fix it?
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2answers
300 views

How to Manage Wifi Clients in Ubuntu?

I'm looking for an application to manage clients who are connected to my Wifi. that application what I can see online clients, and can disconnect them after example 1 hour..is there any application to ...
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2answers
2k views

QT code for U Touch returns `qmlscene: cannot find qt installation of ''`

I'm trying to start developing for Ubuntu and Ubuntu phone, but I get an error: qmlscene: cannot find qt installation of '' when I attempt to run my application in Ubuntu from the command line. I'm ...
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2answers
178 views

What in Quickly creates an empty …/share/gnome/help/…/C/figures/ folder?

Something in packaging scripts creates an empty figures folder where it's not present before this packaging. Where is it?
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2answers
281 views

Do you need sudo rights to shutdown on Ubuntu?

I am looking to migrate a Snoozer application I originally wrote in windows on AutoIt, which when it comes down to it is a Shutdown Snoozer. I list faling asleep to a movie or show, but I wake up if ...
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1answer
88 views

Problems compiling with Quickly

Welcome to another of my questions about compiling! :P So, after days of stress trying to compile my app, first manually, after porting the project to Quickly, I decided to create the project from ...
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1answer
89 views

Removing my app from Ubuntu's PPA [closed]

As I've sent my app to Ubuntu's PPA using quickly submitubuntu and its version was wrong (12.07... right is 0.1!) Details of the app: Virtuam 0.1 Developed with Quickly (Python/GTK+3) Uploaded (as ...
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1answer
354 views

Quickly: how do I return entered data into parent window?

at last I started a simple project (you tube video downloader) in quickly , But got stucked . I added youtube url entry dialog using quickly add dialog command and ;linked it to new button . How ...
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1answer
88 views

Can I submit an application started one year ago to the Ubuntu App Showdown?

I started developing an application one year ago. I published it in SourceForge and it runs in Ubuntu, but I did not send it to the Software Centre. May I send it to the Ubuntu App Showdown contest?
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1answer
178 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 ...
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1answer
116 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 ...
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1answer
62 views

Quickly, syntax error: media_grid.show()

i run the app and get this error. the little arrow points to the 'd', dont know what that means. plus i had the same error just before but on this line: from quickly.widgets.dictionary grid import ...
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2answers
150 views

I want to run a script to start the server automatically at system Ubuntu 14.04 Server

I've done anything like this I made a symlink in /etc/init.d: sudo ln -s /home/sts/erp-enterprise/bin/jleaf-apps /etc/init,d then I run the command: sudo update-rc.d jleaf-apps enable then appears: ...