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Questions tagged [development]

Development refers to the development of the Ubuntu source code through the implementation of new features and the fixing of bugs.

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not open python as file or directory

I tried to develop pyarrow on my system for use it at python by using this site commands https://arrow.apache.org/docs/python/development.html in use the billow command cd arrow/python python ...
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1answer
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Failure to install libpng-dev in ubuntu 18.04

I am not able to install libpng-dev in Ubuntu 18.04, getting the following error: libpng-dev : Depends: libpng16-16 (= 1.6.34-1) but 1.6.34-1ubuntu0.18.04.1 is to be installed ...
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root as owner of www-data [duplicate]

Iam a php developer runing apache in a development environment (personal computer with ubuntu)... The problem is Im programming magento extensions so every moment I have to do chmod -R 777 . in ...
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148 views

Unable to install OpenGL/GLUT libraries

I'm trying to install OpenGL/GLUT libraries but I always get this error. Can someone help me? I tryed to install il using the command sudo apt-get install freeglut3-dev The following packages have ...
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1answer
49 views

Install oauth for python3

I'm looking for easy way to install python3-oauth with pip. I've found this https://help.launchpad.net/API/launchpadlib but it refers to python2. I've found there are some packages for python3 ...
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2answers
5k views

I can't upgrade to Ubuntu 18.04 from 17.10 [duplicate]

I have tried using do-release-upgrade. It shows no release found I tried using do-release-upgrade -d. It says development releases can only be upgraded from LTS releases I tried sudo update-...
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0answers
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How can I get started developing on a specific Linux/Ubuntu software/package? [duplicate]

I am new to Open Source Software. How can I go about developing on an already existing software. In my case, the gnome-language selector. How can I get the source code and how can I submit changes to ...
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1answer
1k views

Ubuntu Development version / How to participate

Questions about the Ubuntu Development version Background AskUbuntu is dedicated to helping users with the current released versions of standard Ubuntu and Ubuntu community flavours (Kubuntu, ...
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2answers
252 views

Install VB6 (Visual basic 6 ) without using wine [duplicate]

How to install VB6 in Ubuntu 17.10 without using a wine, if Visual studio supports to VB6 codes then how to add extension in visual studio.
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2answers
2k views

Apt get install php7.1-dev extension doesn't work

I am running Ubuntu 17.04 with PHP 7.1, I am trying to install the PHP dev extension but it isn't found: [17:21:43] @Z240:~/workspace/api$ sudo apt install php7.1-dev Lecture des listes de paquets... ...
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2answers
77 views

How many files are there in all packages in Ubuntu +/- 1000%?

I'm working on a successor of auto-apt which indexes package information used by apt and traces I/O requests of files contained in those packages as a program wrapper and installes them automatically. ...
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49 views

Tool for planning software development

does anyone know a tool to plan software. Pen and paper are fine for planning small programms, but I'm looking for a tool to organize my scripts (in my mind) when a paper is no longer big enough. I'm ...
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How to intercept mouse clicks

I would like to run a machine learning project where I teach the operating system to issue a mouse click based on head movements and/or body gestures. For that I wish to automatically record video ...
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1answer
519 views

Running as a host user within a Docker container

In my team we use Docker containers to locally run our website applications while we do development on them. Assuming I'm working on a Flask app at app.py with dependencies in requirements.txt, a ...
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1answer
65 views

What are private packages in the ubuntu Repository?

I see private packages in the Repos from time to time. What exactly does having a package labelled private delineate? What would I need it for?
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0answers
25 views

Lean C development environment on Ubuntu 14.04 [duplicate]

I need a very lean system with minimum of packages installed for development in C programming language. I know about build-essential meta-package but it's too big for my intents as I'm just working ...
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2k views

Logical Volume not available in /dev/mapper - can't get it to appear

I inherited an Ubuntu kvm server: # lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 14.04.3 LTS Release: 14.04 Codename: trusty ... which is giving us ...
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2answers
247 views

Can I legally create proprietary software to be distributed for profit using Ubuntu? [closed]

I have looked around the web and found that Ubuntu has several types of licenses for each package installed on the OS, yet I cannot find a definitive answer to my question... If I were to develop ...
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2answers
2k views

Installing libsystemd headers

I want to install libsystemd headers, but I can't. output of apt-cache policy systemd: # apt-cache policy systemd systemd: Installed: 229-4ubuntu13 Candidate: 229-4ubuntu13 Version table: *** ...
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1answer
175 views

Are Unity desktop environment and device convergence tied together?

In recent anouncements, Canonical CEO said that the company would pull the cord of both Unity 8 and its device convergence plans. Are the development of Unity and the goal of device convergence tied ...
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1answer
70 views

How can I fake HiDPI so I can test my application on it?

I'm a software developer and need to get my software working on HiDPI displays, but I don't have one. How can I fake it so I can see what the users see?
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0answers
220 views

Intel Joule and Ubuntu core integration and Drivers

What devices and peripherals are supported and tested with the Intel Tuchuck development board, with the Intel Joule running Ubuntu core? SPI I2C PWM GPIO .... mraa(?) What devices and peripherals ...
2
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0answers
56 views

Confused on where to start Developing for Ubuntu Desktop [closed]

I am a mobile developer (iOS/Android) . I've been using Ubuntu for 3 months , and I love it ! And I already made two other people switch to Ubuntu . As a developer I quickly wanted to build apps for ...
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1answer
351 views

Ubuntu USB connection Problem

The usb connection is confirmed in the Ubuntu terminal command "lsusb", but not in command "ls /dev". I expected "ttyXXX" format, but I can not confirm it. ++++++ edit ++++++++ This image is that ...
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0answers
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Ubuntu 12.04 - hard drive shows on two different /dev

I installed a new HDD on a Ubuntu 12.04 system. I can access the new and all old drives fine, but I just noticed that one of the old drives suddenly shows on two different /dev points. /dev/sdc1 ...
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1answer
78 views

How do I submit a patch to an ubuntu package which is using git?

Some ubuntu packages are now using Launchpad's git support. e.g. apache2 https://code.launchpad.net/~usd-import-team/ubuntu/+source/apache2/+git/apache2 How do I create a Merge Request for such a ...
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2answers
3k views

Build my own Ubuntu ISO

I'm running the daily Ubuntu image (Yakkety Yak) and I would like to build my own Ubuntu image (alternate right now but instructions for a live image also help) while adding a few PPAs. There are ...
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1answer
137 views

how to troubleshoot libertine x apps?

Some of the apps in custom libertine container fails to launch, crashes randomly and some systematically. On normal desktop launching the application throught terminal casually provides at least some ...
2
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2answers
135 views

SSD partition for a development workstation

I work as a enterprise Web App developer. Atm, I only work on the server side. I develop EWA using either Java either JavaScript. My development stack includes : Eclipse Maven JoNAS Web Server (or ...
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1answer
304 views

How to clone source from Launchpad?

I would like to recompile the kernel for Ubuntu touch tablet (bq m10), but can't clone the kernel source which is at launchpad here. I do on my machine git clone <any git link from the site under ...
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0answers
203 views

What is Ubuntu silo?

There is this Ubuntu silo installer at the uAppStore, it has very positive ratings, like "I wish I would know about it earlier". It looks like some kind of testing suite? I tried to Google it, but ...
3
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1answer
56 views

Where to make feature requests for the Ubuntu MATE Team

I want to remove the Ubuntu MATE Welcome program, this is not useful as this is a single user installation. And no new or guest users will use the computer.
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1answer
88 views

Linux Training courses [closed]

I am a fresh computer science graduate and I have been a Linux user for five years. I would say that my Linux skills are intermediate, Like I am very comfortable using the Command Line and carrying ...
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4answers
256 views

Is the number of bugs falling as new Ubuntu releases are released? [closed]

If we could count the number of bugs per Ubuntu release (... 10.04, 10.10, 11.04, ...), would it be a decreasing line? If not, why not? Is not the whole point of new releases to fix previous issues? ...
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1answer
4k views

What is Ubuntu 16.05, 16.06, etc

What is the Ubuntu 16.03, 16.05, 15.11, etc? I was typing Ubuntu 16.04 and accidentally typed 16.03. I saw things like Ubuntu 16.03, 16.05, 16.01 on launchpad. They were milestones relating to the ...
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1answer
164 views

Can't sign Ubuntu code of conduct

This is what I get when I type command to sign the Code of conduct for Launchpad. clearsign failed: secret key not available I followed steps from Launchpad but didn't get the confirmation e-mail ...
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2answers
172 views

Solved: Ubuntu phone: what is the difference between a web app and a native one?

Question: Is an application written in JavaScript (A language that Ubuntu recommends) a native or a web one? Answer: According to Ubuntu SDK, Javascript/HTML/CSS apps are considered to be Native ...
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2answers
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What happened to tzdata-java in Xenial 16.04?

On upgrading to xenial, the package tzdata-java was removed and is indeed no longer available. I managed to install older JDK versions (still needed for some development) from the openjdk-r PPA, but ...
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1answer
199 views

Java obfuscator?

I do Java development and I was wondering if there is a Java obfuscator that I can install on Ubuntu GNOME 16.04 with GNOME 3.20? That is one that I could give the code to and it would do things like ...
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1answer
57 views

What is the common way to save data in a database stucture in the ubuntu sdk

I plan to write an ubuntu app that runs on all ubuntu mobile devices as well on the ubuntu desktop. In this app i have to save some things onto the hard disk via database. What is the common way to ...
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1answer
488 views

When I boot my Ubuntu appears a message: /dev/sda clean [duplicate]

I'm new in Linux and I don't know what I need to do in this screen or if it's an error.
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2answers
37k views

Which is the best git client for linux? [closed]

I am moving out of a windows enviroment where i used Tortoise Git. I heard linux git clients are pretty poor... can you guys help me finding a good one?
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0answers
44 views

Development items disappeared from software center

In Ubuntu 14.04, I could search the software center for items like "libsdl" and get a link at the bottom to show the development packages. In Ubuntu 16.04, this option to show development packages is ...
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1answer
131 views

Can I develop code on my bq Ubuntu tablet and compile and run it on the tablet?

Is there any reason I cannot use my bq Ubuntu tablet in desktop mode to write, compile and run code for Ubuntu development?
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2answers
473 views

CodeBlocks in a Xenial

I'm newbie in linux and I can't install the codeblocks in the xenial. These errors happen: The following packages have unmet dependencies: codeblocks: Depends: libcodeblocks0 (= 16.01~ubuntu16....
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vote
1answer
718 views

'dpkg-source' unpack error on Ubuntu GNOME 16.04

After installing Ubuntu GNOME 16.04 with GNOME 3.20 in a VM I have found that if I run an apt-get source command such as: apt-get source apt I get the following errors after it has downloaded the ...
4
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1answer
2k views

OpenGL error in Snaps Ubuntu 16.04

Snap packages are failing to launch the UI complaining of libGL error: No matching fbConfigs or visuals found libGL error: failed to load driver: swrast Unrecognized OpenGL version Unrecognized ...
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0answers
145 views

APT and the Devel Release

So I was looking around on the web, and I found out about the development release. It really popped out to me, because it's a rolling release, based on what I understand. I am aware that it sacrifices ...
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1answer
134 views

Ubuntu 16.04 development cycle

What does the following terms means and being a web developer which one is preferred before the stable release. alpha 1 alpha 2 Feature freeze UI freeze kernel freeze Please explain a bit.
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0answers
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How do I contribute code to Ubuntu so that Ubuntu devs have to expend a minimum of effort in integrating it?

I have submitted a few bug reports over the years, most have never been closed (not closed fixed, anyway). I think I could speed this process a bit if I submitted patches. However: How do I submit ...