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Articles by Pradeep Jhuriya
Page 3 of 8
Linux ps Command
The ps command is a widely used utility in Linux that provides a snapshot of current processes and their status. It helps monitor running processes, identify process ID (PID), terminal type (TTY), CPU time usage, command name, user ID and other information. This article provides a comprehensive overview of the various use cases of the ps command in real life. Syntax of ps Command The basic syntax of the ps command is as follows − ps [OPTIONS] The ps command supports three different syntax styles: Unix, BSD, and GNU. Unix-style syntax uses options preceded ...
Read MoreOpen Source Cloud Storage Software for Linux in 2023
As the amount of data we generate continues to increase, finding a reliable and cost-effective way to store it has become increasingly important. Cloud storage software is a great solution for this need, allowing users to store data remotely and access it from anywhere with an internet connection. For Linux users, there are a variety of options available, including open source software. Open source software is a type of software that is freely available to use, modify, and distribute. It is often created and maintained by a community of developers and users, rather than a single company. This can ...
Read MoreExecute a Command in Multiple Directories on Linux
As a Linux user, it's common to run the same command in multiple directories. For example, you might want to search for all files with a certain extension or run a shell script in multiple directories. This task can be time-consuming if done manually, and becomes even more tedious as the number of directories increases. Fortunately, Linux provides several methods for running a command across multiple directories efficiently. Using the Find Command to Execute Commands The find command is one of the most powerful commands available in Linux. It allows you to search files and directories based on ...
Read More‘DNF’ (Fork of Yum) Commands for RPM Package Management in Linux
DNF (Dandified Yum) is a modern package manager for RPM-based Linux distributions and serves as the successor to Yum. Introduced in Fedora 18, DNF offers significant improvements including faster performance, better memory usage, and a cleaner codebase. This article explores essential DNF commands for RPM package management in Linux distributions like Fedora, CentOS 8+, and Red Hat Enterprise Linux 8+. Basic DNF Commands DNF provides essential commands for everyday package management tasks. These commands automatically handle dependency resolution, making package installation and removal much simpler than using RPM directly. Installing Packages To install a package and ...
Read MoreExclude Multiple Patterns With Grep on Linux
Grep is a powerful command-line utility on Linux that allows users to search for patterns in text files. It is widely used for tasks such as searching log files for specific strings, filtering configuration files, or extracting information from large datasets. One of the useful features of grep is the ability to exclude multiple patterns from the search results, which helps filter out irrelevant or unwanted lines. Excluding a Single Pattern with Grep The easiest way to exclude a pattern from a grep search is to use the -v option (invert match). This option tells grep to display ...
Read MoreBest Music Players That Are Worth Trying On Linux
Linux users often need a reliable music player that can handle various audio formats, import and export playlists, and provide an enjoyable listening experience. In this article, we will explore the best music players for Linux, both open-source and proprietary, that are worth trying. We will examine their features, benefits, and drawbacks, along with installation guides for each player. Rhythmbox Rhythmbox is a popular and feature-rich music player for Linux that comes pre-installed on many distributions like Ubuntu. It provides a simple, intuitive interface designed for easy music library management. Features and Benefits Intuitive Interface ...
Read MoreCount Duplicate Lines in a Text File on Linux
There are several reasons why you might want to count duplicate lines in a text file on Linux. You may need to identify data inconsistencies, optimize files by removing duplicates, or analyze log files for repeated entries. Linux provides multiple powerful command-line tools to accomplish this task efficiently. Preparation Let's create a sample text file to demonstrate the different methods. Open a terminal and create a test file − $ touch test.txt Add the following content to the file using your preferred text editor − Hello World Hello Linux Linux ...
Read MoreShutdown and Reboot Linux Systems From the Terminal
In this article, we will discuss how to shut down and restart Linux systems from the terminal. The ability to shut down and restart a system from the command line can be useful in a variety of situations, such as when the GUI is unavailable or when automating tasks via Linux shell scripts. Overview Linux is a fairly robust operating system, and as such, rebooting Linux servers is rarely necessary. However, sometimes there are reasons why you need to restart your system. For example, if we are running Linux on our personal computer, restarting and shutting down the ...
Read MoreBest Open Source Text Editors (GUI + CLI) in 2023
Text editors are an essential tool for developers, system administrators, and anyone working with code or configuration files. They enable users to write, edit, and manipulate text with efficiency and precision. This article explores the best open source text editors available in 2023, covering both graphical and command-line options. Open source text editors are freely available software programs that can be modified and customized to fit specific needs. They offer significant advantages including cost savings, flexibility, community support, and the ability to inspect and modify source code for enhanced security and functionality. Graphical User Interface (GUI) Text Editors ...
Read MoreImplement a Counter in Bash Script on Linux
Counters in Bash scripts are variables used to track the number of times specific events or tasks occur. They are essential for loop control, progress tracking, and performing actions after reaching certain thresholds. Understanding how to implement and use counters effectively can significantly improve your Bash scripting capabilities. What is a Counter Variable in Bash Script? A counter is a variable that stores and increments numerical values to count occurrences of events or iterations. It is commonly used in loops to track the number of iterations performed, count files in directories, or monitor task completion progress. Why ...
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