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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How many percentage of packages (main restricted universe multiverse) are taken from Debian?

I'm just curious to know how many packages or percentage of packages does Ubuntu take from Debian for all the packages that reside in main, restricted, universe and multiverse. Also, if you link some ...
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freeglut3-dev cant found

hello guys Im new on ubuntu linux and I use ubuntu 20.04 Im trying install openGL but I had that problem I tryed download freeglut3-dev but I already have it I need download openGL please help Thank ...
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1answer
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Need detailed instructions to install Scribus 1.5.5 from tar.xz to Ubuntu 18.04

Yes, This is the dev version. Need to open & edit old .pub files. I have looked at several how to install from tar.xz,gz,etc - all just confusing. Have downloaded the tar.xz and extracted the ...
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37 views

Development of Software for a client by using Open source Operating System

the software develop on Ubuntu Operating system also came under the GPL Sanctions ?? for example I Install Ubuntu Operating system I Install Visual studio code for development any software for a ...
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2answers
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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....
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1answer
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Learning linux development [closed]

I am interested into learning development of Debian. I learnt and I am actually learning advanced abstract mathematics, so I will propably not have problems with understanding, but actually I do not ...
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1answer
138 views

How to install curl development dependencies Ubuntu 20.04

Was trying to run bundle install for a Ruby on Rails project which required gem curb. Here's what happened: gem install curb Fetching curb-0.9.11.gem Building native extensions. This could take a ...
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How to create ubuntu server in ubuntu 18.04 operting system?

I want to install the docker for learning purposes.But most tutorials mention that we have to use the Ubuntu server for that.Currently I am using the Ubuntu 18.04 OS.How can I create the Ubuntu server ...
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compulsory php7.2 settings in ubuntu 18.04 environment for web development

I have ubuntu 18.04 development environment. Is this compulsory to make change on the following lines below in php.ini file to run environment properly? $ sudo nano /etc/php/7.2/fpm/php.ini Changes ...
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184 views

Can somebody explain what is meant by code source tree

I am trying to build a deb package from source code. when I run: debuild -b -uc -us From the source code directory I get: debuild: fatal error at line 679: cannot find readable debian/changelog ...
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How to see all window's controls. I need something like a GTK theme preview

I'm trying to make my own GTK theme for Xubuntu. I have no problem with customization GTK settings. But I don't know how to see all interface's elements. Something like this: Yaru theme Ubuntu Is ...
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1answer
125 views

/dev/mapper/vgkubuntu-root is full

I got "Low Disk Space" warning on my kubuntu 20.10 and could not figured it out why since I store everything on external HDs mounted on /media. The command df -h gave me the following : ...
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Connect to dev machine using IP address

I'm working through tutorials using Angular and node. I am able to build and access my tutorial site on the localhost:<port#> and can also access them on the machine using http://127.0.0.1:<...
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813 views

stropts.h missing in Ubuntu 20.04

I am having a problem in Xubuntu 20.04 (focal). I am trying to compile a scientific package (FreeUSP.org) and the compilation fails with: chd_stat.c:10:10: fatal error: stropts.h: No such file or ...
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How to speed up dpkg-deb build

I use dpkg-deb to build a deb package. However, in my CI tests, dpkg-deb takes a lot of time to complete (~6min). Is there a way to speed up the process? I have tried setting compression to none: dpkg-...
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Installed Ubuntu for developers but no progrmming language or tool is preinstalled

I downloaded ubuntu from this link: https://ubuntu.com/desktop/developers I installed it assuming it will have popular languages like java python preinstalled but they aren't. did i miss some setting? ...
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1answer
411 views

What is the difference between Lubuntu and Xubuntu on the basis of development communities?

I read somewhere that Lubuntu is developed by the Lubuntu Community, but Xubuntu is developed by the Community (i.e., community maintained). How are these two communities different?
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1answer
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20.04 dev packages (libfreetype6-dev) not ready. Skeleton packages

I have noticed that some dev packages don't contain the full package contents (compared to 18.04) and are just skeleton packages. libfreetype6-dev for instance. Should I be worried or is this ...
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1answer
257 views

Deleted the dev/sda1 file and restarted the computer

I accidentally deleted /dev/sda1 file and restarted it and it says no bootable devices available please restart is there anything i can do now to get all my files back i can enter the bios mode
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1answer
2k views

How to use NetBeans in Dark Mode with the Darcula Theme?

How do I install Darcula through Netbeans itself? Seemingly a matter of enabling the correct plugins through the GUI? Versus installing after manually downloading: I'd expect it to be available ...
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1answer
61 views

Can I install PHP on my local development machine?

I'm looking to install PHP on my desktop Ubuntu installation to be able to develop locally without uploading my files. What packages would I need to install to do so? Last time I tried to install ...
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How do I increase my sdb4 partition to include allocated space?

The unallocated space is shown here having 22GB and the size I want to increase is that of /dev/sdb4 Please do help :)
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276 views

Getting HW transcoding to work on headless machine

Okay i give up.. Im done.. I cant for the life of me get HW transcoding to work on my plex server.. Im out of ideas.. Im pretty new to this Linux thing.. But i have read everything i could find and i ...
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281 views

/dev/sda1: clean, xxxxx files, xxxxx blocks

I wanted to install Crossover application by following guidelines from linuxhelp.com and once I got an error I ran apt-get -f install. Then I shut it down and when I wanted to run on the came up and I ...
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1answer
190 views

How do I do a minimal install so I can customize Ubuntu?

I'd like to use Minimal ISO (or something similar) to assemble my Ubuntu distro. It's okay, however I don't know how to set the name of the distribution and how to update it properly without errors or ...
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1answer
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Ubuntu 19.04 install Wine Devel

I saw another post where it was asked how to install Wine Staging on 19.04 since the repository has not been released yet. I'm looking to install Wine Devel instead. I was not sure if it was enough ...
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49 views

create Ubuntu Distribution based on my home directory? [duplicate]

I have many programs install on my Ubuntu and on my home directory which are sourced in.bashrc as well. I just want to create my own distribution based on Ubuntu. I have tried uck and pingbuy ...
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901 views

System JDK versus SDKMAN

More than once I've had to go into apt to remove JDK > 8 because, at least for the moment, umake installs Netbeans 8 which only runs on JDK 8. I only need JDK 8 for Netbeans, and that temporarily ...
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Ubuntu kernel modules development tools? (USB)

I'm developing a driver for a composite USB device, with vendor specific VID / PID. The device have multiple endpoints and with pnp alt_settings / descriptors. At the moment Im using code::blocks as ...
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496 views

trying to compile chromium-browser from source, but failing with 'map' file not found

I have downloaded source for chromium-browser. Also: apt-get source chromium-browser sudo apt install build-essential sudo apt-get build-dep chromium-browser I have installed libraries (and more):...
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1answer
3k views

How to route IP net to interface using netplan

The VLAN of eth0 holds 2 IP nets, from the machine with IP 10.64.0.101/27 (eth0@machine-1) I used to connect to the openVPN server at 10.0.0.41/27 (eth0@machine-2) with the IP range 192.168.0.0/24. ...
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1answer
64 views

How should I upload a package after having used git-ubuntu to prepare it?

I prepared an upload by cloning a git-ubuntu repository and committing some changes locally. As an Ubuntu developer, I have permission to upload to the archive. What do I need to do to upload my ...
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2answers
79 views

package libprocess-cpp-dev missing in 18.04

I'm trying to build an application that requires libprocess-cpp-dev. There is no available version for 18.04. I also tried to to look for an alternative package with the same header files using apt-...
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1answer
99 views

How to replace Apache2's main page?

How I can change Apache2's main page to a custom page of my own?
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1answer
11k views

How can I determine and change the version of the C++ standard library that g++ is using?

I have a C++ program that I'm trying to update to use the std::filesystem library which is in the standard library of the new C++-17. I had to install g++ version 8 to get C++-17 features. My ...
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1answer
46 views

How does Ubuntu formats any flash drive with file systems in terms of Code?

I was thinking how can we design a file system of our own for study and experimental purpose. But for doing that I am not able to find proper documentation and resources. I also want to know even if ...
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273 views

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
5k views

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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0answers
1k 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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2answers
495 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
7k 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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1answer
2k views

Ubuntu Development version / How to participate, or how to get a smooth ride

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, Lubuntu ....
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2answers
2k 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
13k 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
161 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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1answer
2k 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
139 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
53 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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0answers
6k 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
834 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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