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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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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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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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 (= ...
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'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 ...
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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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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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Why are there no tests to prevent all file conflicts during package installation?

After experiencing a lot of file conflicts in stable and beta versions of Ubuntu 14.05, 15.10 and 16.04 and hacking a bit in auto-apt and getting to know the format of Contents.gz files provided by ...
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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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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 ...
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Issu while Installing Intel Parallel studio in Ubuntu 14.04

I am trying to install Intel Parallel studio in Ubuntu 14.04. I type this commands in bash: sudo su chmod -R 777 ./ ./install.sh and i get this error: ./install.sh: 248: .: Can't open ...
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Warning during update: cryptsetup: WARNING: failed to detect canonical device of /dev/sda1

preamble: Few years back I dropped my laptop, it subsequently failed to mount the sda1 disk. I recovered it mounting it with a live usb ubuntu distro. Ever since, my laptop has never been as smooth ...
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rkhunter warning /dev files

I recently installed rkhunter and it gave me two warnings for /dev files is there any way to find a list of normal files in /dev?. I only ask because I ran wireshark and found several ip address ...
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56 views

Ubuntu Snappy for a development machine

So Ubuntu Snappy core is supposed to be super lightweight. I was thinking to put that on a server, ssh to it and use it to write code. Would that work? Does it come with desktop environment? Can I ...
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76 views

Can I write an app for Android/Ubuntu Phone and openly recommend Ubuntu as a software platform legally?

I am a developer planning to write an app for a local high school. This app will most likely be a free/open source program made on Ubuntu. I am also planning on openly recommending Ubuntu to all ...
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27 views

How to configure rails+nginx with RAILS_ENV = development in Ubuntu?

I am using Ubuntu Server 14.04.3. I would set up the rails with development env along with nginx to simulate a production env, but whenever I set can not access the project. When I use with the env ...
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29 views

Where is the source code of Ubuntu and how do I compile it?

I really want to make my own distro of linux but I do not know where to find the source code. Also I don't know how to compile it, is there any special way to compile Ubuntu and install everything.
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Unknown Psudo-op '.p2ali' error while building LibreOffice

I'm trying to build LO first time, and my build is failing with error 'unknown psudo-op '.p2ali' Ubuntu 15.10 / GCC version 5.2.1 20151010 How to solve this problem? Thank you in advance!
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72 views

Do I need a Qt account?

I was thinking about writing code for Ubuntu and have a question. Do I need a Qt account in order to develop for Ubuntu?
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56 views

What is exactly Linux From Scratch? [closed]

I want to developing a Linux From Scratch but is that custom Linux like based on some kind of linux ? I installed an ubuntu, when I make LFS it would be base on Ubuntu?
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Cannot install libc-dev-i386 on Ubuntu 12.04

I am trying to build a software called dthread. Apparently, it has a dependency on libc-dev-i386. When I try this command: sudo apt-get install libc6-dev-i386 I get this error: Reading state ...
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28 views

How can I create a chromium-like background app?

I want to create an application that (like chromium) creates an icon on the top menu bar and after you close the application, the icon is still there and the application continues running in the ...
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676 views

Add and remove update channels in an easy terminal way

I know there is a GUI in Ubuntu Software & Updates to enable the update channels updates proposed backports security as shown in this screenshot: I am looking for an easy way to do this ...
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Developing software for Ubuntu [closed]

So I noticed that programs such as dd or Unetbootin won't work for Windows images, and I wrote a program that does just that. Now it's really just a python script that uses some command line software ...
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Documentation for GNOME application code?

I want to get involved in GNOME development, however I have one problem, there is such a large amount of code in every package, and so many files and variables that it's really hard to find bugs ...
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145 views

How to make a flashable zip of ubuntu touch?

I've followed the proceedure in https://developer.ubuntu.com/en/start/ubuntu-for-devices/porting-new-device/ to make a ubuntu build for my device. Now I want to try this rom in my mobile. I want to ...
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Virtual Development Server for 2 macs

I am working together with a friend of mine, and we would like to have a local development server that is virtual. We both have a Macbook, and would like to have one central development "server" that ...
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14 LTS, /usr/bin suid flags, looking for an offical developer

My first goof in 5 year using Ubuntu, but a big one. Trying to get strongloop working, I chowned /usr/bin to my user account, and back to root ( only to realize a bit later that by doing so I erased ...
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Linux kernel development

In linux kernel, there is a structure called struct inode. I want to add a new field in inode structure. I am adding a field to it and compiling kernel again. But my kernel is crashing because of ...
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lubuntu: How do I run .64 files?

I have problem with a .64 file I downloaded from the Godot Engine website. How do I execute this file? I really have no clue. Thanks you.
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209 views

umake - Unity3d installation failed

when I install Unity3d via umake utility i get following error message. Choose installation path: /home/unknown/tools/games/unity3d Downloading and installing requirements ...
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774 views

How to remove unity3d game engine from Ubuntu (and its dependencies)?

I have installed it from .deb package. I can't find packages that I should remove.
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Get a cd of Ubuntu developer version by post

How can i get the latest Cd of Ubuntu Developer version 14.04.3 by post?I received a Cd of older version of kubutu by post.
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183 views

/dev permissions misconfiguration

I'm having a problem with permissions on my devices. I used Kubuntu-based Netrunner distro, vivid-based. Problem: After some software installation, all my SDL-based apps (Dosbox, etracer) suddenly ...
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90 views

How do I know whether I'm running a devel version of Ubuntu?

I have found this question: How can I find the version of Ubuntu that is installed? and so can find what version of Ubuntu I'm running. Now, it does not seem to say anything about a devel version. ...
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Where to export a PATH from? [duplicate]

Trying to set up Laravel Homestead and Composer. I added export PATH="~/.composer/vendor/bin:$PATH" to both ~/.bashrc ~/.bash_profile The latter works on OS X but I am not used to setting this ...
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Ubuntu Scope with Cookies

I am trying to create a simple Scope for a website that uses cookies to manage sessions for logged in users. I am using the standard core/net/http/client (libnet-cpp) to access the service and ...
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1k views

create ios apps in ubuntu

I need to develop an app for iphones. I have a laptop that runs on ubuntu. Can we develop the complete code, run and test it on ubuntu machine? Thanks
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How to make an online, offline app with cache

I just wanted to know how I can do this. For example, I want to have an app that's linked to a WordPress site and when I'm connected to the internet, I want see everything normally, but when I'm not ...
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107 views

New line in python script creating EOL error [closed]

I'm creating a Python program for Ubuntu, and I need to write a python script into a file, but the \n in the code creates a new line in the file, it isn't copied as \n, so I get an EOL error. This is ...
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What should I name my install instructions for ubuntu centric applications?

Just wondering if there was a standard for this sort of thing, particularly for debian packages. I see in here for the license, LICENSE.LGPL I'd like to add some install instructions to my own, but ...
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Which system monitors are able to show me a non-rounded memory usage?

Backstory: I am trying to detect memory leaks in a program by viewing the memory used from the system monitor, and seeing if it rises while doing a certain activity. System Monitor unfortunately ...
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Ubuntu Touch For Xiaomi Redmi Note 4G HM 1LTEW

Can we get ubuntu touch for xiaomi redmi note 4g HM1LTEW we have at least 100 thousand users
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Application rejected on myapps.developer.ubuntu.com. What can I do?

I submitted a desktop application on myapps.developer.ubuntu.com long time ago. But it was rejected today with the following reason: This package submission process is now deprecated. To provide my ...
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Can't generate makefiles in MonoDevelop 5.5

I'm trying to build a package on Ubuntu 15.04 using MonoDevelop 5.5, and I can't generate makefiles. When I press the Project menu, there is no such option. When I try to create package, I only have ...
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Setting up Web Root for LAMP and never worry about it again

I made a fresh install of Ubuntu in my laptop. I just installed the LAMP stack and phpmyadmin. I tested them with http://localhost and http://localhost/phpmyadmin and they're working fine. Now I've ...
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Android Studio fails downloading SDK Components

I installed android studio using ubuntu-make like umake android after starting android studio, it asks some questions and then starts downloading SDK components, but it never finishes that ...
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114 views

Does Andriod Development obviate 32 - bit Linux

Recently I encountered the following error while trying to emulate android using cordova: ERROR: 32-bit Linux Android emulator binaries are DEPRECATED when attemping to run the Android emulator ...
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1answer
232 views

Why are workspaces disabled by default?

In the recent versions of Ubuntu, workspaces are disabled by default. Is there a specific reason for this. I know how to enable them, but I wish to know the reason why the developers choose to ...
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Potentil developer. ;) [duplicate]

I am a 16 year old boy from Austria which want`s to start developing apps for ubuntu (mobile). Are there some links for a newbie like me? ^^ Sorry if I am new. Just wanna try to develop and take a ...
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Error, even with sudo: “dd: failed to open ‘/dev/sda1’: Permission denied” (dd input piped from gzip)

My command which doesn't work: sudo gzip -dc sda1.image.gz | dd of=/dev/sda1 returns the following error even before I've had a chance to enter my password: dd: failed to open ‘/dev/sda1’: ...