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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
image is being used by stopped container
Hi, I am trying to delete an image from my docker installed my Ubuntu 18.04 computer: docker rmi <IMAGE_ID> But its not deleting with the error "image is being used by stopped container". Full error is: E
July 29, 2020 at 11:24 AM

docker remove image by name
Hi, On my system I have installed docker and trying some images. I want to delete an image by name or id. How to remove image by name or id in docker with command? What is command for docker removing image by name/id?
July 29, 2020 at 10:51 AM

Sorry, Kubernetes 1.18.3 requires conntrack to be installed in root's path
Hi, I am trying to run minikube with following command: minikube start --vm-driver=none But following error is coming: sudo minikube start --vm-driver=none [sudo] password for bugs:
July 28, 2020 at 12:56 PM

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Error: /usr/sbin/ifconfig: No such file or directory
HI, I am trying to run the some setup and it throws the error: Error: /usr/sbin/ifconfig: No such file or directory How to solve this? Thanks
July 28, 2020 at 11:58 AM

how to list running containers in docker
Hi, I have a docker installation and many images are running on it. This is testing machine where I am learning to work with the docker. I want to see the list of docker container and images running in my machine. how to li
July 27, 2020 at 1:09 PM

How to set heap memory in cassandra on docker
I am trying to run cassandra on docker and its throwing error asking to set the heap memory. It is throwing error and asking to set following varibales: HEAP_NEWSIZE=128M MAX_HEAP_SIZE=2048M
June 24, 2020 at 6:05 AM

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unrar command not found in linux
Hi, I am trying to unrar a file in Linux with following command: unrar myfile.rar Here is complete log of the error: [email protected]:~/examples$ unrar myfile.rar Comm
April 22, 2020 at 4:08 PM

how to check the size of a tar file in linux
Hi, I want to check the size of tar file in Linux. How to check the size of a tar file in linux? What Linux command I should use to check the size of a tar file? Thanks
April 22, 2020 at 3:46 PM

linux tar folder and subfolders
Hi, I am new to Linux operating system. I have a directory which contains many files in several directories and sub-directories. There are many files in each directory and sub-directories. So, I want a simple way to compress these files
April 22, 2020 at 2:48 PM

tar command
Hi, What is tar command in Linux and how it is used? Thanks
April 22, 2020 at 2:33 PM

create .tar.gz in one command
Hi, I have a big file on Linux server and I want to crate the tar.gz file so that size can be reduced and taken for backup. I want the command to that i can create .tar.gz in one command. Give me the command. Thanks
April 22, 2020 at 11:18 AM

Virtualbox shared folder permissions error
Hi, I am running Oracle Virtual box on Windows machine. I have installed Ubuntu 14.04 in the viruatl box as of the guest os. I have shared a folder from my windows computer to the Virtual box vim. The mapping for this folder appears inside
April 18, 2020 at 7:59 AM

install nvm ubuntu 18.04
Hi, I want to install the nvm tool to manage nodejs on my machine. I have to work with the different versions of nodejs that's why i want to use nvm. How to install nvm on Ubuntu 18.04? Thanks
March 3, 2020 at 11:13 PM

How do I compress a tar file in Linux
Hi, I want to create the tar.gz file file of a directory in Linux. My directory contains many sub directories and many files are there inside it. I want to know the tar command for creating tar of directory and all the contents ins
February 9, 2020 at 11:42 PM

Download all dependencies with yumdownloader, even if already installed?
Hi, I want to download all the dependencies with yumdownload even if it is installed on my computer. for example if software package is already installed then it only download the given package and not all dependencies. For
August 6, 2019 at 5:55 AM

install tesseract 4 on centos 7
Hi, I have centos 7 updated with the latest updates. Now I want to install tesseract 4 on centos 7. What is the command to install tesseract 4 on centos 7? Thanks
July 5, 2019 at 12:12 AM

validation failed 1 mapping type is missing
Hi, I am creating an index in elastic search but following command: PUT bookstore/_mapping { "properties": { "book_summary": { "type": "text", "fielddata": true } } }
May 29, 2019 at 12:08 AM

logstash.filters.kv unknown setting 'trim' for kv
Hi, I am on parsing the log with logstash and sending it to elasticsearch. I upgraded my logstach and ELK. Now trim is not working with following error: logstash.filters.kv unknown setting 'trim' for kv How to reso
May 21, 2019 at 1:10 AM

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

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