The post How to Install Latest Python Version in Ubuntu first appeared on Tecmint: Linux Howtos, Tutorials & Guides .
Python is the fastest-growing major general-purpose programming language. There are a number of reasons attributed to this, such as its readability and flexibility, ease to
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The post How to Install Latest Python from Source in Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides .
Several top universities around the globe use Python to introduce students to programming. The Massachusetts Institute of Technology (MIT), the University of Texas at Arlington,
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The post How To Install PIP to Manage Python Packages in Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides .
Pip (recursive acronym for “Pip Installs Packages” or “Pip Installs Python“) is a cross-platform package manager for installing and managing Python packages (which can be
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The post Top 6 Command Line Music Players for Linux Users first appeared on Tecmint: Linux Howtos, Tutorials & Guides .
The terminal is usually used to accomplish administrative tasks on a Linux system such as installing packages, configuring services, updating, and upgrading packages to mention
The post Top 6 Command Line Music Players for Linux Users first appeared on Tecmint: Linux Howtos, Tutorials & Guides.
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You don’t need a dedicated PDF editor to add comments and highlight text. Here’s how you can use GNOME’s Document Viewer to annotate PDFs in Linux.
File counting in a directory is a common task that many users might need to perform. It could be for administrative purposes, understanding disk usage, or organizing files in a systematic manner. Linux, an open-source operating system known for its powerful command-line interface, offers multiple ways to accomplish this task. In this article, we’ll explore various techniques to count files in a directory, catering to both command-line enthusiasts and those who prefer graphical interfaces.
Before proceeding, it is essential to have some basic knowledge of the command line in Linux. If you’re new to the command line, you might want to familiarize yourself with some introductory tutorials. Here’s how you can get started:
Accessing the Terminal: Most Linux distributions provide a terminal application that you can find in the Applications menu. You can also use shortcut keys like Ctrl+Alt+T in some distributions.
Basic Command Line Skills: Understanding how to navigate directories and basic command usage will be helpful.
The ‘ls’ Command
The ls command in Linux is used to list files and directories. You can use it with the wc command to count files.
Counting Files with ‘ls’ and ‘wc’
You can count files in a directory by using the following command:
ls -1 | wc -l
Here, ls -1 lists the files in a single column, and wc -l counts the lines, effectively giving you the number of files.
Examples
In your home directory, you can run:
cd ~ ls -1 | wc -l
The ‘find’ Command
find is a powerful command that allows you to search for files and directories. You can use it to count files as well.
Counting Files with ‘find’
To count all the files in the current directory and its subdirectories, use:
find . -type f | wc -l
Examples
To count only text files in a directory, you can use:
find . -name "*.txt" -type f | wc -l
Introduction to ‘tree’
The tree command displays directories as trees, with directory paths as branches and filenames as leaves.
Installation
If ‘tree’ is not installed, you can install it using:
sudo apt-get install tree # Debian/Ubuntu sudo yum install tree # RedHat/CentOS
The post ONLYOFFICE DocSpace: The Best Open-Source Collaborative Platform for Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides .
Building a secure collaborative environment on a private Linux server definitely sounds like a good idea. Especially if you have to interact with other people
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Firefox has a built-in screenshot utility and you can use it to take screenshots of the entire webpage. Chrome can also do the same.
The post 10 Best Control Panels For Virtual Machines (VM) Management first appeared on Tecmint: Linux Howtos, Tutorials & Guides .
The automatic creation and management of virtual machines is a topical issue for any company that provides VPS services. If you manage a large number
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The post What are Ext2, Ext3 & Ext4? How to Create and Convert Linux File Systems first appeared on Tecmint: Linux Howtos, Tutorials & Guides .
The Linux filesystem is a hierarchical file structure that defines how files are stored and accessed on a Linux operating system. It’s a logical structure
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Learn all about functions in the final chapter of the Bash Basics series.
The post How to Create Disk Storage with Logical Volume Management (LVM) in Linux – PART 1 first appeared on Tecmint: Linux Howtos, Tutorials & Guides .
Logical Volume Management (LVM) is a powerful tool that greatly simplifies disk space management. With LVM, the task of allocating additional space to a file
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The post How to Setup SSH Passwordless Login in Linux [3 Easy Steps] first appeared on Tecmint: Linux Howtos, Tutorials & Guides .
SSH (Secure SHELL) is an open-source and trusted network protocol that is used to log in to remote servers for the execution of commands and
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Become a pro finder with these handy tips to improve your file search experience with GNOME’s Nautilus file search.
In Linux systems, including Debian 12, the sudo group grants users the ability to execute administrative commands. This provides them with the privileges to install, update, and delete software, modify system configurations, and more.
Administrative permissions are vital for maintaining and controlling the operating system. They allow you to perform tasks that regular users cannot, ensuring security and overall system health.
This article is intended for system administrators, advanced users, or anyone responsible for managing Debian 12 systems.
Administering sudo permissions must be done with care. Inappropriate use of sudo can lead to system vulnerabilities, damage, or data loss.
Prerequisites
Ensure that you have Debian 12 installed with the latest updates.
You must have root or sudo access to modify user groups.
Press “Ctrl + Alt + T” or search for “Terminal” in the application menu.
Understanding the sudo Group
The sudo group allows users to execute commands as a superuser or another user. It promotes better security by limiting root access. However, misuse can lead to system instability. Root has unlimited access, while sudo provides controlled administrative access.
Identifying the User
cut -d: -f1 /etc/passwd
Choose the username you wish to add to the sudo group.
groups
Adding the User to the sudo Group
Start by opening the terminal window.
su -
usermod Commandusermod -aG sudo
groups
Troubleshooting
If errors occur, consult system logs, or use:
journalctl -xe
Remove the user from the sudo group using:
gpasswd -d sudo
Check man pages, forums, or official Debian documentation.
The post 20 Command Line Tools to Monitor Linux Performance first appeared on Tecmint: Linux Howtos, Tutorials & Guides .
Being a System or Network administrator tasked with monitoring and debugging Linux system performance problems on a daily basis is an immensely challenging responsibility. It
The post 20 Command Line Tools to Monitor Linux Performance first appeared on Tecmint: Linux Howtos, Tutorials & Guides.
GNOME’s proposed new features, MX Linux and ZorinOS releases, Compiz demystified and other regular elements.
The post YTP-DL: The Easiest Way to Download Songs from YouTube Videos first appeared on Tecmint: Linux Howtos, Tutorials & Guides .
We all love listening to music whether it’s in the gym, at work, or outside, music is part of our life. Everyone has their own
The post YTP-DL: The Easiest Way to Download Songs from YouTube Videos first appeared on Tecmint: Linux Howtos, Tutorials & Guides.