Trending questions in Linux Administration

+3 votes
7 answers

Error: dpkg frontend is locked by another process

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

Aug 7, 2019 in Linux Administration by Sirajul
• 59,190 points
196,590 views
+1 vote
2 answers

What does file permission 755 mean?

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

Dec 9, 2020 in Linux Administration by MD
• 95,380 points
194,007 views
0 votes
3 answers

How to uninstall Apache2 on Ubuntu?

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

May 14, 2019 in Linux Administration by Hemant
171,715 views
0 votes
1 answer

chmod: changing permissions of '/root/': Operation not permitted

Hi@akhtar, You got this error because your user ...READ MORE

Aug 14, 2020 in Linux Administration by MD
• 95,380 points
67,423 views
0 votes
3 answers

Setting JAVA_HOME in linux

Hello fellow techies, Assuming you use bash shell ...READ MORE

Dec 10, 2020 in Linux Administration by Rajiv
• 8,910 points
54,026 views
0 votes
1 answer

How to compile executable for Windows with GCC with Linux Subsystem?

Linux Subsystem fills in as a Linux-PC. ...READ MORE

Jun 20 in Linux Administration by Rahul
• 3,380 points
1,123 views
0 votes
0 answers

How to execute mongodb commands from bash shell?

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

Jun 22 in Linux Administration by Korak
• 5,820 points
641 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 in Linux Administration by Korak
• 5,820 points
585 views
0 votes
1 answer

-bash: cd: /root/: Permission denied

Hi@akhtar, You got this error because your user ...READ MORE

Aug 13, 2020 in Linux Administration by MD
• 95,380 points
29,637 views
0 votes
1 answer

How do you copy and paste into Git Bash

Press Insert. Likewise, to duplicate from the window, ...READ MORE

Jun 20 in Linux Administration by Rahul
• 3,380 points
429 views
0 votes
1 answer

bash : Bad Substitution

The default shell (/bin/sh) under Ubuntu focuses ...READ MORE

Jun 20 in Linux Administration by Rahul
• 3,380 points
386 views
0 votes
0 answers

git bash commands with python or Gitpyhon

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

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

Can bash show a function's definition?

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

Jun 22 in Linux Administration by Korak
• 5,820 points
122 views
0 votes
1 answer

What does '-gt' operator mean in Bash programming?

It's a math test. assist with testing ...READ MORE

Jun 20 in Linux Administration by Rahul
• 3,380 points
135 views
0 votes
0 answers

if, elif, else statement issues in Bash

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

Jun 22 in Linux Administration by Korak
• 5,820 points
71 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 in Linux Administration by Korak
• 5,820 points
67 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 in Linux Administration by Korak
• 5,820 points
60 views
0 votes
0 answers

Bash - cat command and errors

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

Jun 21 in Linux Administration by Korak
• 5,820 points
106 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 22 in Linux Administration by Korak
• 5,820 points
45 views
0 votes
0 answers

What is the preferred Bash shebang?

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

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

How to list all background pids in bash

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

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

How can I invoke both BASH and CSH shells in a same script

In the same script, I want to ...READ MORE

Jun 21 in Linux Administration by Korak
• 5,820 points
71 views
0 votes
1 answer

Why do you need to put #!/bin/bash at the beginning of a script file?

It's a show so the *nix shell ...READ MORE

Jun 20 in Linux Administration by Rahul
• 3,380 points
67 views
0 votes
0 answers

Install Heroku CLI on Mac with Bash Termimal

I'm trying to follow this guide and ...READ MORE

Jun 16 in Linux Administration by Rahul
• 3,380 points
288 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 in Linux Administration by Korak
• 5,820 points
51 views
0 votes
0 answers

Escaping Quotes in Chef Bash

This I need quotes in a cronjob ...READ MORE

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

Renaming multiples files with a bash loop

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

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

Convert PDF to DOC (Python/Bash)

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

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

How to send control+c from a bash script?

I'm starting a number of screens in ...READ MORE

Jun 16 in Linux Administration by Rahul
• 3,380 points
212 views
0 votes
1 answer

bash: /home/XXX/.rvm/scripts/rvm: No such file or directory

Install RVM  gpg --keyserver hkp:// keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 ​Now ...READ MORE

May 27 in Linux Administration by Korak
• 5,820 points
1,000 views
0 votes
1 answer

How to keep quotes in Bash arguments?

utilizing "$@" will substitute the contentions as ...READ MORE

Jun 13 in Linux Administration by Korak
• 5,820 points
213 views
0 votes
1 answer

Is there a better way to run a command N times in bash?

In the event that your reach has ...READ MORE

Jun 16 in Linux Administration by Korak
• 5,820 points
57 views
0 votes
1 answer

Is there a better way to run a command N times in bash?

In the event that your reach has ...READ MORE

Jun 13 in Linux Administration by Korak
• 5,820 points
89 views
0 votes
1 answer

How do I check if a directory exists in a Bash shell script?

To check if a directory exists in ...READ MORE

Jun 7 in Linux Administration by Korak
• 5,820 points
317 views
0 votes
1 answer

Compare $1 with another string in bash

The explanation $1 doesn't match is on ...READ MORE

Jun 13 in Linux Administration by Korak
• 5,820 points
58 views
0 votes
1 answer

df -h if freespace equals then | bash

Try this out: destination="$HOME/Desktop/sandbox" freespace="$(df -h / | tail ...READ MORE

Jun 13 in Linux Administration by Korak
• 5,820 points
51 views
0 votes
1 answer

Windows system, after heroku login from git bash, there is no command line show

You can login via Windows command prompt ...READ MORE

May 27 in Linux Administration by Korak
• 5,820 points
780 views
0 votes
1 answer

Are there any man pages that summarize bash scripting?

Regardless of whether man pages are exceptionally ...READ MORE

Jun 13 in Linux Administration by Korak
• 5,820 points
42 views
0 votes
0 answers

How to add man and zip to "git bash" installation on Windows

I am using git bash on Windows - that ...READ MORE

Jun 9 in Linux Administration by Rahul
• 3,380 points
242 views
0 votes
0 answers

How to add man and zip to "git bash" installation on Windows

I am using git bash on Windows - that ...READ MORE

Jun 7 in Linux Administration by Rahul
• 3,380 points
240 views
0 votes
1 answer

What does -f mean in bash

Luckily, the Bash Reference Manual is accessible ...READ MORE

Jun 10 in Linux Administration by Korak
• 5,820 points
64 views
0 votes
0 answers

How to split a string into an array in Bash?

In a Bash script, I would like ...READ MORE

Jun 9 in Linux Administration by Rahul
• 3,380 points
127 views
0 votes
0 answers

Bash script to automate a VPN from vpnbook.com

I wrote a bash script that reads ...READ MORE

May 27 in Linux Administration by Rahul
• 3,380 points
659 views
0 votes
1 answer

Difference between single and double quotes in Bash

Single statements will not insert anything, yet ...READ MORE

Jun 10 in Linux Administration by Korak
• 5,820 points
41 views
0 votes
1 answer

bashrc not found on MacOS Monterey version 12.0

Assuming that you believe your content should ...READ MORE

May 27 in Linux Administration by Korak
• 5,820 points
588 views
0 votes
0 answers

How to setup CRON job to run every 10 seconds in Linux?

I need to run a CRON job every 10 ...READ MORE

Apr 20 in Linux Administration by Edureka
• 13,640 points
2,202 views
0 votes
1 answer

"sed" command in bash

sed is the Stream EDitor. It can ...READ MORE

Jun 7 in Linux Administration by Korak
• 5,820 points
84 views