Most voted "linux" questions
For SOFTWARE DEVELOPMENT issues that are specific to the GNU/Linux operating system. Mere use of shell and desktop, installation and support are not within the scope of the site. If your question is not about development or development but has nothing to do with Linux Apis or Linux-specific behavior you should not use this tag, even if you are running on Linux.
Learn more…1,005 questions
Sort by count of
-
0
votes1
answer314
viewsError to compile Opengl code
Good Afternoon, I use linux and I’m learning OpenGL, but when I go compile my code for that mistake: /usr/lib/gcc/x86_64-linux-gnu/7/../../../x86_64-linux-gnu/Scrt1.o: In function `_start':…
-
0
votes0
answers16
viewsProblem with Docker in Laravel project
next... I’m working on a system project in Laravel, I’m having a problem in Docker, I can’t run the application, I have the Docker installed on my machine and I’ve already stopped in the images.…
-
0
votes0
answers6
viewsI cannot install the driver of a network adapter
I am with network adapter (USB 2.0 Wireless 802.11N) and managed to install its drivers normally in my windows, but when I try to install in my linux Kali (emulated in a virtual box) it gives error…
-
0
votes1
answer213
viewsError installing . NET Core on Linux Mint
When trying to install . NET Core on Linux Mint using Snap command sudo snap install dotnet-sdk --classic, at the end of the package installation, it is displayed: "dotnet-sdk 3.1.401 from Microsoft…
-
0
votes0
answers47
viewsStore tokens in dynamic C array
I am developing a console application that works as a shell (using processes to process commands sent via stdin). Entering the command to process with fgets(command, 1024, stdin) saves the whole…
-
0
votes0
answers7
viewsError loading audio to SFML
My IDE is Clion when I try to open an audio file that way: Music menuMusic; if (!menuMusic.openFromFile("menu.wav")) return EXIT_FAILURE; It provides the this error: Failed to open sound file…
-
0
votes1
answer117
viewsNASM SEGMENTATION FAILURE
Code update: I followed the tips and tried to stop the loop in the update section. I’m still working on the segmentation failure, however. And I need to check this loop, I don’t think it’s quite…
-
0
votes0
answers45
viewsHow to resolve incremental delay in ffplay streaming?
Problem: Incremental delay in streaming runtime with FFPLAY Question: Is there any way to clear the delay buffer at runtime ? I’m using the FFPLAY to reproduce an RTP stream. In the first few…
-
0
votes1
answer58
viewsWhat is the difference between executable files generated using chmod and those generated from a compilation?
When I use Python on Linux, I usually transform extension files .py executable using the chmod. Example: Filing cabinet user_sum_python.py: #!/usr/bin/env python def user_sum(L): if len(L)==1:…
-
0
votes0
answers282
viewsVisual studio code terminal is not working properly
Hello, my vs code is having a problem where the terminal simply isn’t showing the username with the command line. as you can see in the image below appears only this screen where it is not possible…
-
0
votes0
answers27
viewsError installing SQL server - Linux Mint
I already have flask installed on my NOTEBOOK with Linux Mint, but still no module called flask is showing up along with dpkg error. I tried various solutions on various websites such as: sudo dpkg…
-
0
votes0
answers21
viewsGPG error when adding SQL SERVER key
Good morning, I am installing SQL SERVER on Linux Ubuntu 18.04, as per the tutorial https://docs.microsoft.com/pt-br/sql/linux/quickstart-install-connect-ubuntu?view=sql-server-ver15, but when…
-
0
votes3
answers75
viewsShellscript does not run cd, calling sh via php
all right? See if anyone has been through this, I’m with this simple code in shellscript, which access folder (/home/test4toquew5824) and then confirm if I entered the directory with pwd,…
-
0
votes0
answers23
viewsstandardoutput and standarderror of systemd
Good morning, I was looking at the systemd doc on the output part https://www.freedesktop.org/software/systemd/man/systemd.exec.html#Logging%20and%20Standard%20Input/Output "The file:path option may…
-
0
votes0
answers24
viewsEntityframework Core 5 does not connect to SQL Server 2008
I installed dotnet core 5 on Ubuntu 21.04. I created a webapi project with VS Code and managed to run everything smoothly. I installed EF5 to the project and am trying to connect to SQL Server 2008…
sql-server linux ubuntu .net-core entity-framework-5asked 3 years, 6 months ago Joandreiy Cordeiro 381 -
0
votes0
answers23
viewsWith undoing the delimiter effect on the cut command?
Good morning, everyone. I am using a component in my work, which receives a csv to parameterize data ingestion between sql server and Hive (Hadoop). I can only authenticate to sql server if you…
-
0
votes0
answers16
viewsHow to create a symbol between directories in deploy PHP with Deployer?
I was creating an application in Laravel, and I’m using the Deployer. This is the folder configuration file that will be the releases folder ( which are the versions of the project ) and the Current…
-
0
votes0
answers9
viewsHow to open a file-dialog on Linux? What is the equivalent of Nsopenpanel (macOS), Getopenfilename (Win), Intent.ACTION_GET_CONTENT (android) on Linux?
I am creating a small library to show "save as..." and "open as..." function. I am developing only for JS, Android and Windows. But, implementing for macOS (and iOS) also seems to be easy and so…
-
0
votes1
answer24
views -
0
votes0
answers13
viewsConditional deviation not working - Assembly
I went to write a little program in Assembly with the compiler NASM in Xubuntu, there is the code: section .data ;1 msg db "Olá" ;2 n1 db 10 ;3 n2 db 1 ;4 len equ $-msg ;5 ;6 section .text ;7 global…
-
-1
votes1
answer62
viewsCapture Linux logon event using Java
Hello, I would like a help to create a class that captures a user’s login event on Linux using Java.
-
-1
votes1
answer114
viewsWhat program do I use to compare the performance of virtual machines?
I am wanting to test memory, processing, network and etc... on virtual machines: Vmware, Virtual PC and Virtualbox using the windows host system and do not know which program can help me in this…
-
-1
votes1
answer67
viewsChange in GIT log
I would like to change my GIT server log using a hook. The situation is this, when someone gives a commit and the local machine is with the wrong date, in the log appears the time of the local…
-
-1
votes1
answer3825
viewsFix permissions on the linux root
I made a mistake here on my linux, I ran it: sudo chown -Rf www-data.www-data /* And I gave one ctrl+c after four seconds... because I saw the mistake I had made. That’s supposed to be it: sudo…
-
-1
votes1
answer759
viewsLinux - Error installing Guest Additions from Virtual Box on Ubuntu 16.04 LTS on Windows 7
I just installed the new version of Ubuntu - 16.04 LTS in a virtual machine - Virtual Box. My operating system is Windows 7, 64bits, Lenovo. I tried to install Guest Additions through the Menu…
-
-1
votes1
answer67
viewsUbuntu error: NO_PUBKEY 8BAF9A6F
My Ubuntu started giving the following error: W: GPG error: http://ppa.launchpad.net Trusty Inrelease: The following Signatures couldn’t be verified because the public key is not available:…
-
-1
votes1
answer233
viewsHow to use the renamed su
Someone knows how to use root at the prompt/terminal, but with its renamed to Suu? I tried to type Suu - the terminal did not give.
-
-1
votes2
answers1224
viewsHow to transfer data from tables to python?
Hello, I have a table with a lot of data, a lot of data even from Astrophysics, are tables with approximately 20 columns and more than 1000 rows. I need to send this table with this data (contained…
-
-1
votes1
answer28
views2 Apaches running Mac
I’m lost in setting up my local development environment. I have 2 Apaches running on my machine and would like only one, also want to leave running PHP 7. these are the two places:…
-
-1
votes2
answers172
views -
-1
votes1
answer346
views.htaccess to prevent navigation
I have a Debian server and the directory to put projects in apache is the traditional /var/www/html, I’m trying to block browsing directories and sub-directories through the browser with . htaccess…
-
-1
votes1
answer206
viewsNodejs/npm/Cordova Development Environment on Linux Mint
I am currently using Linux Mint 18.2 KDE and I need to install the Cordova development environment as I am taking a course of it. However it has been more than two weeks that I am facing a very…
-
-1
votes1
answer367
viewsHow to install Tortoisesvn on Deepin?
Is there any way to use Tortoisesvn in Deepin?
-
-1
votes1
answer1340
viewsError while starting Apache
How do I solve this kind of mistake? -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel -- -- A unidade apache2.service está sendo iniciada. Out 28 13:41:53 fabiano-ubuntu…
-
-1
votes1
answer219
viewsWhat commands for Github on the Linux Terminal?
I have a PC at home (Windows) and in college I use Linux Mint. At home I installed a Github program for desktop, and from what I saw only has for Windows, and only 64 bits say of passage. I started…
-
-1
votes1
answer188
viewsCurl script works on Windows, but not on Linux
I have a problem with Curl. When I use this code in apache installed on Windows 10, it always works. When I use on Linux, both on Ubuntu Server 16.04 and on Centos 7, in both gives problem, works…
-
-1
votes1
answer4774
viewssudo subl - how to open sublime 3 by terminal on Ubuntu?
I performed the installation of Sublime Text 3 on Ubuntu 17.10. I can open the Sublime using the command subl in the terminal. However it does not work to open as sudo, when using the command…
-
-1
votes1
answer1379
viewsProblem trying to open port on a linux server
Hello, I’m having a problem trying to open a port on my Ubuntu linux VPS. I’m looking to create an ftp server, but I can’t open port 21. The support staff said that all the doors are already open by…
-
-1
votes1
answer930
viewsProblems Installing Java 7 on Ubuntu
Hello! I am trying to install Java 7 on Ubuntu. I used the following commands: ~$ sudo apt-add-repository ppa:webupd8team/java ~$ sudo apt-get update But at that moment returns the following…
-
-1
votes1
answer415
viewsBlack screen in Mysql Workbench
Linux Mint usage and when installing Mysql Workbench it looks like in the image. I’ve reinstalled, erased everything, downloaded other versions and got nothing...…
-
-1
votes1
answer996
viewsModule not found: Can’t resolve 'Assets/css/custom.css'
I have a small problem when starting my project in React, when running the command Yarn start the terminal returns me the following error ./src/index.js Module not found: Can't resolve…
-
-1
votes2
answers230
viewsUsing MKDIR via shell script
I am trying to create a directory via shell script, using the command: mkdir -m755 "/var/www/app.dominio.com/html/$1" where the folder name is passed by parameter, you are getting a question mark…
-
-1
votes1
answer21
viewsTake site forwarding on the line
I have a website on linode and created a domain name, but it is being redirected to the main domain. I have no knowledge in linux, someone can help me? All links that are not: meusite.com.br are…
-
-1
votes1
answer49
viewsDoubts in the functioning of a CRON task, No and how to SCHEDULE and yes the FUNCTIONING of it
I have a question about scheduling tasks in CRON and I would like more clarification on how it works. If I have a task to perform every minute, and this task for example takes longer than 1 minute,…
-
-1
votes1
answer137
viewsHow to run this script in a more sophisticated way?
Good morning. I am using this code to update the firmware of my company’s servers. However, I wanted to use this same code to update a list of servers, not just one. Follow the original code:…
-
-1
votes1
answer519
viewsWhat is the correct way to install LAMPP?
I started using Linux (Ubuntu 18.04) recently and have come across many difficulties. So, I tried a few times to install the lampp stack on Ubuntu and I was unable to succeed. There was always some…
-
-1
votes1
answer110
viewsBrowse multiple Linux terminal directories
I have an algorithm that starts with a file. From that file, it generates several others. I need to get all the names of these generated files, to from them, run my algorithm again. Basically I…
-
-1
votes1
answer115
viewsHow to list in Windows Explorer the www directory of Linux/Ubuntu that runs on the Windows Subsystem for Linux (WSL) of Windows 10?
I need to list the files that are on var/www Ubuntu that runs on WSL, so you can make a file copy. How to view them by Windows Explorer so that an application running on Windows will copy such a…
-
-1
votes1
answer290
viewsError installing eclipse: Exit Code: 13
Hello! I am trying to install the eclipse in Ubuntu XFCE 18.04, with openjdk8 installed and the path configured in "/etc/profile": But still giving Exit code 13: I don’t remember very well if in the…
-
-1
votes1
answer544
viewsHow to configure Raspberry Pi to run only one Python application?
I am developing an application in Python to run on a Raspberry Pi, this application will start as soon as the device is turned on. I am using the Pyqt5 to make the screens. How can I configure the…