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Ping Command Not Found? Install Ping on Ubuntu
If you are running Ubuntu in a Docker container, ping command will be missing. You can install ping on Ubuntu with this simple trick.…
Troubleshooting
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Fixing Broken Pipe Error With SSH Connection
SSH connection getting disconnected due to inactivity? Here's how to handle it.…
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Fixing "System has not been booted with systemd as init system" Error
Learn how to fix "System has not been booted with systemd as init system (PID 1). Can't operate." with Ubuntu Linux on WSL.…
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How to Install ifconfig on Debian
Seeing ifconfig command not found error in Debian? Here's how to install ifconfig command on Debian.…
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Fixing "HTTP Basic: Access Denied" and "Fatal Authentication Failure" Error With GitLab
Trying to push code changes to remote GitLab repository but it generates authentication error? Here's why it happens and how to fix it.…
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How to Fix Docker Permission Denied Error on Ubuntu
This detailed troubleshooting article helps you fix the permission denied error with Docker on Ubuntu and other Ubuntu-based Linux distributions.…
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Handling System Restart Required on Ubuntu
Seeing *** System restart required *** every time you log on to your Ubuntu server? Here's why you see this and what you can do with it.…
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Fixing 'Authentication Token Manipulation Error' in Ubuntu Linux
Cannot change user password in Linux because of Authentication Token Manipulation Error? Here are the possible reasons why it happens and how you can fix it.…
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How to Redirect www URLs to non-www in WordPress
This quick tutorial demonstrates how to redirect www URLs to non-www URLs in WordPress. Both http and https versions have been discussed.…
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Fixing 'sudo: unable to resolve host' Error in Linux
This quick tutorial will show you how to fix 'sudo: unable to resolve host hostname' error in Ubuntu or any other Linux distribution.…
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How to Fix Tab Completion Not Working in Ubuntu & Debian
Tab completion not working for you in the terminal? Here's the easy way to fix it in Ubuntu/Debian based distributions.…
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Check the Mail Queue in WordPress and Delete it
If your WordPress website is sending too many spam emails, check your server's mail queue and delete the pending emails from there. Here's how to do that.…