Most voted questions in Linux Administration

+4 votes
7 answers

Error dpkg frontend lock is locked by another process

First, find out the id of the process that ...READ MORE

Aug 7, 2019 in Linux Administration by Sirajul
 • 59,230 points • 271,463 views
+4 votes
3 answers

Glusterfs fuse client consuming high memory - memory leak

'Stale File Handle error' occurs when the ...READ MORE

Oct 22, 2018 in Linux Administration by Kalgi
 • 52,350 points • 5,627 views
+2 votes
2 answers

What is 755 permission in Linux?

Hi, File permission 755 means that the directory ...READ MORE

Dec 9, 2020 in Linux Administration by MD
 • 95,460 points • 281,090 views
+2 votes
1 answer

Not able to install npm on Ubuntu

Try installing npm using aptitude: sudo apt install aptitude sudo ...READ MORE

Nov 28, 2018 in Linux Administration by Omkar
 • 69,220 points • 8,472 views
+2 votes
2 answers

Ubuntu installing problem

Hey Prince! This seems to be like a ...READ MORE

Oct 15, 2018 in Linux Administration by Omkar
 • 69,220 points
edited Oct 15, 2018 by Kalgi • 1,436 views
+1 vote
1 answer

How to configure NFS server in Linux?

Hi@akhtar, To configure NFS server in your system, ...READ MORE

May 27, 2020 in Linux Administration by MD
 • 95,460 points • 1,214 views
+1 vote
1 answer

Failed to start Crash recovery kernel arming.

Hi@akhtar, To avoid this error you can follow ...READ MORE

May 11, 2020 in Linux Administration by MD
 • 95,460 points • 18,026 views
+1 vote
1 answer

Termux Android code for phishing the page

Hey, @Vaibhav, After complete all the process and once ...READ MORE

Apr 27, 2020 in Linux Administration by Gitika
 • 65,770 points
edited Apr 30, 2020 by Gitika • 11,067 views
+1 vote
0 answers

Could not start the machine edureka_host_vm because the following physical network interfaces were not found:

Could not start the machine edureka_host_vm because ...READ MORE

Jan 28, 2020 in Linux Administration by Harish
 • 130 points • 1,308 views
+1 vote
0 answers

I am getting error as undefined reference how to resolve it?

this is the error i got main.c:(.text+0x6c): undefined ...READ MORE

Dec 5, 2019 in Linux Administration by pooja
 • 130 points • 2,036 views
+1 vote
2 answers

if the File system is full how to troubleshoot ?

Check filesystem usage. df -h If /var is showing ...READ MORE

Nov 18, 2019 in Linux Administration by Sirajul
 • 59,230 points • 5,423 views
+1 vote
0 answers

can i connect redhat and ubuntu in oracle virtualbox as master&node

Aug 18, 2019 in Linux Administration by Bhaskara
 • 130 points • 1,063 views
+1 vote
3 answers

How to uninstall apache2 in ubuntu?

Hey @Laksha, execute the following commands: $ sudo ...READ MORE

May 14, 2019 in Linux Administration by Hemant
 • 281,033 views
+1 vote
1 answer

Error :Ethernet Cable unplugged in Ubuntu

Try this: $ sudo ifconfig eth0 down $ sudo ...READ MORE

Feb 9, 2019 in Linux Administration by Omkar
 • 69,220 points • 14,414 views
+1 vote
3 answers

Backing up specific files and renaming them via Bash

I needed to do a similar thing ...READ MORE

Apr 26, 2019 in Linux Administration by Gagan
 • 2,806 views
0 votes
0 answers

how to save Linux Project

Could you please confirm how to save ...READ MORE

Nov 5, 2024 in Linux Administration by anonymous
edited Mar 5 • 48 views
0 votes
0 answers

How to remove [ and ] from the events with SEDCMD command in props.conf?

i used EDCMD-remove_brace = s/[// SEDCMD-remove_brace2 = ...READ MORE

Apr 19, 2023 in Linux Administration by anonymous
edited Mar 5 • 128 views
0 votes
0 answers

Unable to locate package puppet-master

Hi i am not getting install Puppet-master, ...READ MORE

Mar 31, 2023 in Linux Administration by anonymous
edited Mar 5 • 111 views
0 votes
0 answers

how do i install mysql on CentOs

i downloaded various verions of the rpm ...READ MORE

Mar 19, 2023 in Linux Administration by Lillian
edited Mar 5 • 117 views
0 votes
0 answers

How to activate virtualenv in Linux?

I have been searching and tried various ...READ MORE

Dec 15, 2022 in Linux Administration by erzan
 • 630 points
edited Mar 4 • 122 views
0 votes
0 answers

Get yesterday's date in bash on Linux, DST-safe

I have a shell script that runs ...READ MORE

Dec 14, 2022 in Linux Administration by erzan
 • 630 points • 1,537 views
0 votes
0 answers

How to implement getch() function of C in Linux?

In TurboC++, I can use the getch() ...READ MORE

Dec 14, 2022 in Linux Administration by erzan
 • 630 points • 848 views
0 votes
0 answers

What does the $ mean in Linux?

I have to explain what the code ...READ MORE

Dec 14, 2022 in Linux Administration by erzan
 • 630 points • 1,000 views
0 votes
0 answers

How to search any word in linux 'screen'

I am going screen logs of devstack ...READ MORE

Dec 14, 2022 in Linux Administration by erzan
 • 630 points • 671 views
0 votes
0 answers

xxd usage (change magic byte to JPEG)

I create a simple test file like ...READ MORE

Dec 14, 2022 in Linux Administration by erzan
 • 630 points • 940 views
0 votes
0 answers

Can I use ball point pens for my company exams?

Not Hing READ MORE

Nov 29, 2022 in Linux Administration by Mireto
edited Mar 4 • 23 views
0 votes
0 answers

What languages are Windows, Mac OS X and Linux written in?

I was just wondering who knows what ...READ MORE

Nov 24, 2022 in Linux Administration by Logan
 • 2,140 points
edited Mar 4 • 40 views
0 votes
0 answers

Chmod 777 to a folder and all contents

I have a web directory /www and ...READ MORE

Nov 24, 2022 in Linux Administration by Logan
 • 2,140 points
edited Mar 4 • 27 views
0 votes
0 answers

How to find all files containing specific text (string) on Linux?

How do I find all files containing ...READ MORE

Nov 24, 2022 in Linux Administration by Logan
 • 2,140 points
edited Mar 4 • 25 views
0 votes
0 answers

Error: No toolchains found in the NDK toolchains folder for ABI with prefix: llvm

I want to compile an open source ...READ MORE

Nov 24, 2022 in Linux Administration by Logan
 • 2,140 points
edited Mar 4 • 27 views
0 votes
0 answers

chmod: unable to change file mode on install.sh. operation not permitted

Hi Everybody, I'm trying to install McAfee agent ...READ MORE

Aug 24, 2022 in Linux Administration by madzr
edited Mar 4 • 23 views
0 votes
0 answers

How do I get my bash script to assign unique usernames automatically to new users?

I'm a beginner writing a bash script ...READ MORE

Jun 22, 2022 in Linux Administration by Korak
 • 5,820 points • 942 views
0 votes
0 answers

Can bash show a function's definition?

Is there a way to view a ...READ MORE

Jun 22, 2022 in Linux Administration by Korak
 • 5,820 points • 568 views
0 votes
0 answers

Create a subset in bash script with variables that meet a condition

I am working on the following dataset ...READ MORE

Jun 22, 2022 in Linux Administration by Korak
 • 5,820 points
edited Mar 4 • 17 views
0 votes
0 answers

if, elif, else statement issues in Bash

I can't seem to work out what ...READ MORE

Jun 22, 2022 in Linux Administration by Korak
 • 5,820 points • 584 views
0 votes
0 answers

How to execute mongodb commands from bash shell?

I searched and found that one can ...READ MORE

Jun 22, 2022 in Linux Administration by Korak
 • 5,820 points • 2,586 views
0 votes
0 answers

Bash script command result inside other variable to define prompt

I would like to define a prompt ...READ MORE

Jun 22, 2022 in Linux Administration by Korak
 • 5,820 points • 483 views
0 votes
0 answers

Sqlplus login error when using bash variables: SP2-0306: Invalid option

I have a bash script that connects ...READ MORE

Jun 22, 2022 in Linux Administration by Korak
 • 5,820 points • 3,802 views
0 votes
0 answers

zodiac sign calculator using bash script

#!/usr/bin/bash echo "This is a zodiac sign calculator" echo ...READ MORE

Jun 22, 2022 in Linux Administration by Korak
 • 5,820 points • 628 views
0 votes
0 answers

How to list all background pids in bash

Either I am not able to phrase ...READ MORE

Jun 22, 2022 in Linux Administration by Korak
 • 5,820 points • 513 views
0 votes
0 answers

How to detect the OS from a Bash script?

I would like to keep my .bashrc ...READ MORE

Jun 22, 2022 in Linux Administration by Korak
 • 5,820 points • 682 views
0 votes
0 answers

How to detect the OS from a Bash script?

I would like to keep my .bashrc and .bash_login files in ...READ MORE

Jun 21, 2022 in Linux Administration by Korak
 • 5,820 points • 657 views
0 votes
0 answers

git bash commands with python or Gitpyhon

So I have follwoing bash command which ...READ MORE

Jun 21, 2022 in Linux Administration by Korak
 • 5,820 points • 1,850 views
0 votes
0 answers

git bash commands with python or Gitpyhon

So I have follwoing bash command which ...READ MORE

Jun 21, 2022 in Linux Administration by Korak
 • 5,820 points
edited Mar 4 • 16 views
0 votes
0 answers

Bash - cat command and errors

I was trying bash shell redirection. I ...READ MORE

Jun 21, 2022 in Linux Administration by Korak
 • 5,820 points • 974 views
0 votes
0 answers

Convert PDF to DOC (Python/Bash)

I've saw some pages that allow user ...READ MORE

Jun 21, 2022 in Linux Administration by Korak
 • 5,820 points • 602 views
0 votes
0 answers

How can I get the directory where a Bash script is located from within the script itself?

How do I get the path of ...READ MORE

Jun 21, 2022 in Linux Administration by Korak
 • 5,820 points • 543 views
0 votes
0 answers

Renaming multiples files with a bash loop

I need to rename 45 files, and ...READ MORE

Jun 21, 2022 in Linux Administration by Korak
 • 5,820 points • 508 views
0 votes
0 answers

How do I run a program with commandline arguments using GDB within a Bash script?

When running a program on GDB, usually, ...READ MORE

Jun 21, 2022 in Linux Administration by Korak
 • 5,820 points • 823 views
0 votes
0 answers

What is the preferred Bash shebang?

Is there any Bash shebang objectively better than the ...READ MORE

Jun 21, 2022 in Linux Administration by Korak
 • 5,820 points • 524 views
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