How To Fix “Couldn’t resolve proxy” Error in Ubuntu’s curl Command
In this article, we will explore the solution to the “Couldn’t resolve proxy” error that often occurs when using the curl command in Ubuntu. This error usually arises due to …
How To Fix “Unexpected Remote Arg” Error in rsync
When using rsync, a powerful and flexible command-line tool for synchronizing files and directories between two locations, you may occasionally encounter an error message that reads “Unexpected remote arg”. This …
Enabling Thunderbolt on Ubuntu 20.04
In this article, we will provide a detailed guide on how to enable Thunderbolt on Ubuntu 20.04. Thunderbolt is a hardware interface that allows for the connection of external peripherals …
How To Close Ports and Disable Services on Ubuntu
In this article, we will explore the process of closing ports and disabling services on Ubuntu. This is a crucial aspect of system administration, as it can significantly enhance the …
Checking Hard Drive Health in Ubuntu: Best Methods
In the world of computing, maintaining the health of your hard drive is crucial. It’s the place where all your important data is stored, and any damage could lead to …
How To Fix “No Public Key Available” Error in Ubuntu’s APT Updates
If you’re an Ubuntu user, you might have encountered the warning message “No Public Key Available” when running the sudo apt-get update command. This warning indicates that the public key …
How To Change File Timestamps in Linux
In Linux, managing file timestamps is an essential part of system administration. Whether you need to modify timestamps for backup purposes, to track changes, or for any other reason, Linux …
How To Find the Executable Path of PHP
In this article, we will discuss how to find the executable path of PHP on your system. This is an important step when you’re configuring your web server or trying …
Solving “Permission Denied” Error in 777 Folder: A Guide to Chmod for Ubuntu Users
In the world of Ubuntu, one of the most common errors you might encounter is the “Permission Denied” error. This error often occurs when there is a directory higher in …
How To Fix “org.freedesktop.PolicyKit1 was not provided by any .service files” Error on Ubuntu 18.04
If you’re an Ubuntu 18.04 user and you’ve encountered the error message “The name org.freedesktop.PolicyKit1 was not provided by any .service files”, then this guide is for you. This error …
Xclip vs. Xsel: Which Command-Line Tool Should You Use for Accessing the X Clipboard?
In the world of Linux, command-line tools are essential for performing a variety of tasks. Among these tools, xclip and xsel are two popular options for accessing the X clipboard. …
How To Install Ubuntu Software Center
The Ubuntu Software Center is a high-level graphical front end for the APT/dpkg package management system. It is free software written in Python, PyGTK/PyGObject based on GTK. The Ubuntu Software …