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Questions tagged [application-development]

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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.desktop file not launching on double click

I'm having trouble getting my .desktop application to launch with a double click. I've created a .desktop file that runs a .bash script, and I've given all necessary permissions to both the .desktop ...
Dragon's user avatar
  • 11
0 votes
1 answer
127 views

sed mongodb connection string copying multiple times in env variable through github action

this is command which i run in github action its copying into .env.production file sed -i "s#DB_URI=.*$#DB_URI=mongodb+srv://xxxxxx:[email protected]....
DevOPs's user avatar
  • 11
1 vote
1 answer
74 views

create a topbar shortcut to an .sh script

I want to be able to run a script with custom parameters via a shortcut in the top bar. On ubuntu 22.04. I imagine it would look something like this How can I make something like that? Thanks
boglarka's user avatar
0 votes
0 answers
39 views

How to containerize system with files- to install apps in seperate space, so that app is not in system and removing container the apps would be gone?

How to containerize system with files- to install apps in seperate space, so that app is not in system and removing container the apps would be gone? Snapshots or clones of system and then working in ...
Kangarooo's user avatar
  • 5,085
0 votes
1 answer
113 views

Is there a document specification for formatting the version query output of an application

I'm aware that some recommended standards for Linux package development exist. For example, according to Debian standards, service users and groups should begin with an underscore. Is there a standard ...
I'm Root James's user avatar
0 votes
0 answers
158 views

Is there soemthing like iOS's universal links for ubuntu

I am currently developing an application that supports universal links on iOS / MacOS, app links on android and apps for websites on windows. Therefore when a user clicks on a link for my app, for ...
Dariyooo's user avatar
1 vote
1 answer
2k views

Considerations when upgrading Ubuntu from 18.04 to 22.04 -- software development POV

I have been using Ubuntu 18.04 LTS for over three years now and have been considering moving to newer LTS versions for some time. However, the thought of working software breaking or requiring changes ...
silent_monk's user avatar
1 vote
0 answers
79 views

I have installed .net on Ubuntu 22.04 yet it doesn't recognize the sdk

I firstly installed .net sdk 7.0 using snap. VSCode didn't recognize it and I added it to the path (don't remember how, creating a symbolic link I think). Still VSCode wouldn't recognize it inside its ...
X HOxha's user avatar
  • 11
1 vote
1 answer
170 views

Android Device on Linux

I have a Desktop PC running Ubuntu, I also have an Samsung galaxy Tablet. I am looking for a solution for the following needs: Connect tablet to PC. Tablet opens up as an application window. ...
stacklisk's user avatar
0 votes
1 answer
385 views

Unable to install Synaptic Package Manager [duplicate]

I am unable to install the "synaptic Package Manager" from Ubuntu software store. I am using Ubuntu 23.04, while I am trying to install it the dialog shows" unable to install "...
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0 votes
0 answers
120 views

filenotfounderror: [errno 2] no such file or directory: '/root/.buildozer/android/platform/android-sdk/build-tools/34.0.0/aidl'

I'm using termux app in my android phone. I installed ubuntu in termux. Then i installed python,javac,unzip etc.I also installed NDK, SDk,ANT. Then when i run buildozer android debug command i got ...
Mr Stranger's user avatar
-1 votes
1 answer
53 views

Which Linux is best for beginners [closed]

I am totally new to Linux i want to try Linux since I heard it is best for web and app development.but I am not sure to choose which Linux is best like Ubuntu,mint and so... So can anyone tell which ...
Muruganand's user avatar
0 votes
1 answer
112 views

Developer guidelines for specifying priority of apps in update-alternatives?

The update-alternatives command is a common way to specify which of various alternative programs should be the default in each of several categories of programs (web browsers, editors, etc). I think ...
nealmcb's user avatar
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1 vote
2 answers
541 views

Keyboard wired not faunctioning on ubuntu 23.04

I upgraded Ububtu 22.04 to 22.10 then to new released ubuntu 23.04 and it found that some times the Keyboard(USB) not functioning after unlocking to desk top.After restarting the machine it is found ...
user avatar
1 vote
1 answer
2k views

messed up fan speed setting how to reset

So i run ubuntu server 22.04.2 The problem was my gpu fan makes noise when it runs, so i was trying to mess with fan speed controls so I ran a couple of commands that I have mentioned down pwmconfig ...
NOOB's user avatar
  • 11
1 vote
1 answer
590 views

How to fix the error qmlscene: could not find a Qt installation of '' in Ubuntu Unity 22.10?

I compiled this app made for Ubuntu Touch in Ubuntu Unity 22.10. The app can be run with qmlscene %U /path/to/qml/Main.qml. When I run qmlscene, I get the error qmlscene: could not find a Qt ...
Archisman Panigrahi's user avatar
0 votes
1 answer
661 views

How to trace API calls on Ubuntu?

I have an application installed on Ubuntu 22.04. The application connects to an API and when I run a command in the application input space, it starts communication with the API and retrieves the ...
plpm's user avatar
  • 109
1 vote
0 answers
380 views

Remove all manually installed libraries

What is the easiest way to remove all development library packages that have been installed manually, i.e. via apt-get install libsomelib-dev, on Ubuntu 22.04? Something like: sudo apt-get remove lib*-...
szx's user avatar
  • 550
0 votes
0 answers
606 views

Cool Retro Term not displaying

I'm trying to start up cool retro term, and am running into an issue. When I run it using "cool-retro-term" in the terminal, the new window pops up, but it's see-through, as in you can see ...
ZapRowsdower's user avatar
-1 votes
1 answer
213 views

Google Login problems

ScreenshotI'm using Ubuntu 22.04.1 LTS aarch64 on my PI400 and really liking it, however when i try to log my Google account in Settings/Online Accounts I get the attached. It's not urgent, just ...
Munnky's user avatar
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0 votes
1 answer
462 views

Best way of building a Ubuntu CMake app as cross platform on Visual Studio 2022 Community Ed. c++?

Questions: Are there CMake differences between Ubuntu 22.04 and Visual Studio 2019 Comm Windows 10/11? Aside from CMake version minimum 3.20 for VS2019, I had been using 3.23 on Ubuntu. Qt required ...
Sildeag's user avatar
  • 153
1 vote
3 answers
1k views

What are current tools to develop Desktop apps for 22.04?

Coming from Windows, I an used to being able to use Visual Studio to quickly layout a Desktop App, add in the event driven code and have a useful tool really quickly. I am looking for something ...
Maverickz's user avatar
6 votes
2 answers
12k views

How can I change the name or icon of an installed application?

I have two MPV media players installed of different versions. One is via apt and another via flatpak. I need them both for different purposes. But they have exactly same name and icon. So, whenever I ...
Vin Raghav's user avatar
0 votes
0 answers
2k views

Problems trying to deploy Laravel 9 app on Ubuntu Server 20.04

Im facing problems while try to deploy my Laravel App (v9) on my Ubuntu Server. First of all, Im going to share my Apache Configuration because I think my problem is related with it more than Laravel. ...
josanangel's user avatar
14 votes
2 answers
60k views

How to install Qt6 on Ubuntu 21.10

When trying to open a program that requires Qt6, it gives error while loading shared libraries: libQt6Network.so.6: cannot open shared object file: No such file or directory. I tried installing Qt6 by ...
Foxes's user avatar
  • 243
0 votes
1 answer
340 views

Application item on Menu bar

I used to have an drop down on my menu bar called "Applications" but it now gone. It was alongside the "Activities" item. Can I get it back? Thanks Roger
Roger Humphreys's user avatar
0 votes
0 answers
16 views

change speed of tab selection

I am wondering if it's possible to change the speed at which selection of buttons, links, etc...moves, when 'tab' is pressed (in many applications) is it system wide? or application dependent? thanks
jjrr's user avatar
  • 101
1 vote
0 answers
154 views

In Gnome builder, "Create Project" button is inactive when JavaScript is selected

When I try to create a new project in Gnome Builder the Create Project button is inactive if I select JavaScript and GNOME Application. If I switch to GNOME Application (Legacy) or some other language ...
IlmarsL's user avatar
  • 61
0 votes
2 answers
72 views

How Complex Could a Terminal Program Go? [closed]

I have been using Linux for about 6 months and I got into terminal programs like cmus, MPlayer, and sc. I am wondering how complex a program can get before creating a GUI would be better. An example ...
tiedyestumpf's user avatar
-1 votes
1 answer
2k views

How do you develop an app on Ubuntu with a simple GUI? [closed]

How do you develop an app on Ubuntu with a simple GUI? I have looked everywhere and I can't find a way.
Tysudo's user avatar
  • 11
3 votes
1 answer
2k views

How to Add the installation prefix of "Qt5QmlModels" to CMAKE_PREFIX_PATH

CMake Error at /usr/lib/x86_64-linux-gnu/cmake/Qt5/Qt5Config.cmake:28 (find_package): Could not find a package configuration file provided by "Qt5QmlModels" with any of the following ...
Parveen Jangra's user avatar
0 votes
0 answers
142 views

Open Bangla or avro phonetic not work on Ubuntu 21.10 cinnamon

I have upgraded ubuntu 21.04 to 21.10 and it is found that avro phonetic bangla or open Bangla is not working on cinnaman but works fine in ubuntu, how can I install avro bangla or open bangla in ...
user avatar
6 votes
1 answer
75 views

Assistive Technology for Hands Free Use

I'm looking for packages compatible with Ubuntu 20.04 LTS that facilitate using the computer without hands. Examples include: eye gaze tracking mouse software dictation software capable of coding ...
Chelsea's user avatar
  • 61
1 vote
2 answers
52 views

Opening a piece of software from anywhere [duplicate]

I have a compiled program in a certain folder that I would like to access from anywhere without needing the write ./path/to/file/each/time/app_name. For example, the app executable is installed in ...
pdaranda661's user avatar
0 votes
2 answers
586 views

Read "smbstatus --shares" data from application

I want to create an application that shows who is connected to the samba server. How can I read --shares data. Where is that data located? I'm using Ubuntu 18.04 with Samba4.
TheCeylann's user avatar
-3 votes
1 answer
247 views

How to Install & Setup MEAN Stack on Ubuntu (MongoDB, Express.JS, Angular.JS, Node.JS)

I have started learning to mean stack web development which is an open-source JavaScript framework used for developing robust applications. It is a complete packet of software tools that have ...
The NineHertz's user avatar
1 vote
1 answer
52 views

What all things happen when I uninstall an application in Ubuntu? [closed]

I'm working on a desktop application and recently when I uninstalled it to install a newer version the local folder of the application got deleted. I'm curious to know what are all the things that ...
Ananthu K Kumar's user avatar
2 votes
0 answers
2k views

How do I resolve "X Error of failed request: GLXBadFBConfig" when installing iTunes using wine?

I installed wine in order to install iTunes. The iTunes icon is on the desktop but it won't open. with wine64 explorer I see iTunes.exe, however when clicking on it the following message in the ...
aleksandri's user avatar
1 vote
1 answer
152 views

Can't open "Settings" apps on ubuntu 21.04

I upgraded to Ubuntu 21.04 from Ubuntu 20.04. It ran smoothly with no problems, and now I couldn't open the "Settings." How can I overcome this problem?
user avatar
6 votes
3 answers
5k views

How to create desktop applications for Ubuntu Software Center?

I want to develop desktop applications for Ubuntu and push them to Ubuntu Software Center. I searched the whole internet but could not find any suitable article or blog on this topic. I thought of ...
Mj Dev's user avatar
  • 71
2 votes
2 answers
306 views

Offline commandline Thesaurus?

Online command-line thesaurus? This here has answers for an Online thesaurus. I need an offline thesaurus for the commandline. If there is none, is there a library available in the repos containing ...
Anon's user avatar
  • 12.1k
1 vote
1 answer
2k views

$ sdk current java is showing Not using any version of java

I have sdkman installed in my linux ubuntu 18.04. $ sdk version SDKMAN 5.11.5+713 I installed amazon java correto 11 using the below command. $ sdk install java 11.0.11.9.1-amzn java 11.0.11.9.1-amzn ...
Siddharth Suman's user avatar
-3 votes
1 answer
956 views

How to mine Dogecoin on Ubuntu? [closed]

I have a question for the community. What is your best advice for mining dogecoin on Ubuntu? I have searched on youtube and found this video. Link below. What is your advice for mining! Link: https://...
Ronnie Marlow's user avatar
0 votes
1 answer
493 views

Freezes while frontend development

I use Ubuntu 21.04. I'm working on an angular application using Visual Studio Code as my editor and Google Chrome for testing on an ASUS VivoBook s15(i7-8thgen, 8gigram, 250ssd). I use ng serve... ...
daniel grieb's user avatar
2 votes
1 answer
147 views

Title of application menu in top bar shows Java package path

I have a self written Java application. I set the frame title with JFrame.setTitle. When I run it under Ubuntu 20.04, the application menu in the top bar shows the Java package path as shown in this ...
Joe's user avatar
  • 31
0 votes
0 answers
424 views

How can a snap application use a port?

I'm trying to package a web program as a snap, so I want to know how to enable it use any port, and how to allow the user to change port with some setting. The software needs to access networks, the ...
areslee's user avatar
  • 11
0 votes
0 answers
144 views

Ubuntu Server Management - How do I stop hard drive space from creeping up over time?

I have been using ubuntu servers (not the full desktop version) for the last 5 years, I have consistently had the same issue with hard drive space creeping up over time. I use AWS CloudWatch to notify ...
alilland's user avatar
  • 123
3 votes
2 answers
2k views

Display the contents of an HTML file on my desktop

I found a very old post on Display the HTML content on desktop as a widget. This is an updated answer with the help of these two answers Answer-1 and Answer-2. I tried to run this as a python script &...
sai's user avatar
  • 33
0 votes
1 answer
73 views

How to use a command to Wipe a single directory? [duplicate]

Ubuntu 20.04.1; Mate desktop Is there an app I can install or already have that will 'wipe' just one directory on the drive? Or will a 'Cut' operation, then dropping the file(s) into removable media, ...
Jim_HiTek's user avatar
  • 211
1 vote
2 answers
110 views

How to develop for Ubuntu [closed]

I know how to program in C/C++, JavaScript and PHP and I want to develop some GUI tools for Ubuntu. How shall I start? In other similar posts the OP suggests Python and he doesn't refer explicitly GUI....
João Pimentel Ferreira's user avatar

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