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In this section you can ask Questions about Linux Operating System. Discuss your questions about the Linux operating system here. Ask any questions related to the Linux Desktop, Linux server, Installation and use of software on the Linux.

Linux is very robust and secure operating system which is used by IT professional as desktop as well as Server operating system. Linux was developed keeping security in mind and this is the operating system for servers.

These days many different flavor of Linux Desktop operating system are available. These desktop operating system provides tools and necessary GUI to be used as Desktop operating system.

Here is the list of latest questions of Linux Operating system:


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Latest Questions for Linux Operating System
how to search a text in all files in a folder in unix
Hi, I am using ubuntu and my need is to find all the files containing a text say "India". How Linux users are performing such task? What is the command that I can run from terminal to find a text in all the files in all directories
May 15, 2019 at 12:12 AM

how to get type names of elasticsearch index in python
Hi, how I can get the list of indexes in elasticsearch with rest call? how to get type names of elasticsearch index in python? Thanks
May 3, 2019 at 6:15 AM

create a named screen in linux
Hi, I want to create a screen session with a name. I wanto to assign a name while creating screen. So, need help of your guys to tell me the command. How to create a named screen in linux? Thanks
May 3, 2019 at 4:15 AM

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how to list volumes in docker
Hi, I have docker and i want to list all the volumes. how to list volumes in docker? After listing i want to delete unused volumes. what is the command to delete all unused volumes? Thanks
May 3, 2019 at 1:48 AM

how to generate udp packets in linux
Hi, For testing one of my application I want to send udp data. how to generate udp packets in linux? Thanks
May 1, 2019 at 4:46 AM

How to delete all Docker local Docker images
Hi, I have docker installation with many containers and running images. I installed it for testing while learning the docker. Now I don't want all these containers and images. I am also tried docker-compose for running images which created
April 9, 2019 at 1:07 AM

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open() /etc/nginx/nginx.conf failed
Hi, I have installed nginx on Ununtu 18.04 but then un installed. After that deleted /etc/nginx/ directory. Then again installed nginx with following command: sudo apt install nginx B
April 4, 2019 at 7:11 AM

open() /etc/nginx/nginx.conf failed
Hi, I have installed nginx on Ununtu 18.04 but then un installed. After that deleted /etc/nginx/ directory. Then again installed nginx with following command: sudo apt install nginx B
April 4, 2019 at 7:11 AM

df in linux not showing correct free space after file removal
Hi, I have deleted a big file in linux but df is not showing correct free space after file deletion. Even I can find the file with locate command but ls command is not showing the file. How to resove this issue? df in linux
March 12, 2019 at 12:04 AM

Installing oracle Java 8 on Ubuntu 18.04
Hi, What are the steps for installing oracle java 8 on ubuntu 18.04? I want to install Oracle Java 8 on my Ubuntu 18.04 desktop. Ubuntu 18.04 is the latest version of Ubuntu Server and Desktop operating system. I have also
February 28, 2019 at 11:33 PM

How to list databases in PostgreSQL
Hi, I want to connect to Postgresql database and see all the databases stored in the database. How to list databases in PostgreSQL?
February 7, 2019 at 3:11 AM

How to Install and Use PostgreSQL on Ubuntu 18.04
Hi, I want to install PostgreSQL on Ubuntu 18.04. I have Ubuntu 18.04 desktop installed on my system and need to install it. What are the process of installing PostgreSQL on Ubuntu 18.04 operating system? Thanks
January 30, 2019 at 3:09 AM

install graphviz ubuntu 18.04
Hi, How to install graphviz ubuntu 18.04? Thanks
January 17, 2019 at 3:49 AM

how to install bower with anaconda
Hi, I have to install bower with the anaconda python. how to install bower with anaconda? Thanks
January 1, 2019 at 5:33 AM

Error mounting VirtualBox shared folders in an Ubuntu guest
Hi, I shared windows folder in linux from Oracle virtual box. This folder is coming in Ubuntu but when i click on it it gives following error: You dont have the permissions necessary to view the contents of "sf_share" ubuntu <
January 1, 2019 at 5:29 AM

location of htdocs in ubuntu
Hi, I am working on Apache server on Ubuntu 18.04. I am trying to find the directory where html files are saved. What is the location of htdocs in apache on Ubuntu server? Thanks
December 17, 2018 at 12:25 AM

make: gcc: Command not found ubuntu
Hi, I am getting following error while installing a program in Ubuntu. Building native extensions. This could take a while... ERROR: Error installing zombie_writer: ERROR: Failed to build gem native exten
December 14, 2018 at 6:18 AM

Command 'gem' not found, but can be installed with
Hi, I am trying to install once software with gem but its giving following error on Ubuntu: Command 'gem' not found, but can be installed with: sudo snap install ruby # version 2.5.3, or sudo apt install ruby See
December 13, 2018 at 2:39 AM

how to create tar file in ubuntu
Hi, I have a directory with many sub directories and files in it. I want to create tar file of the directory so that it can be moved to another computer easily. I am searching for command to do this. What is easy command for this w
October 10, 2018 at 12:19 AM

run command for all files in directory bash
Hi, I have a directory with many many files. I want to run for all files in the directory in Linux. How to do this with bash script? How to run command for all files in directory with bash script? I need this example urgent
October 3, 2018 at 6:06 AM

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