Linux commands pdf. 6 and newer only. 6 unable to register RHEL 7 client system due to rhn-setup package not included in Minimal Abstract Fundamental Linux/Unix commands for the Linux/Unix command line learner. Jul 22, 2025 · In the realm of operating systems, Linux stands out as a powerful and versatile option, widely used in servers, workstations, and even embedded systems. Top - display Linux processes Htop Interactive ncurses-based process viewer that allows scrolling kill - Send a signal to process, or terminate a process (by PID) killall - Terminate all processes (in GNU/Linux, it's kill by name) watch - execute a program periodically, showing output fullscreen background process & pkill - look up or signal We would like to show you a description here but the site won’t allow us. All basic and advanced tasks can be done by executing commands. It provides the syntax and examples of using each command, such as ls to list files, pwd to print the current working directory, and mkdir to create directories. pdf at master · Yakov-Varnaev/Books Linux Cheat Sheet Advanced Commands Prepared By: Md Zahidul Islam Laku rights reserved. The online manual command is covered in tutorial 4. Jan 14, 2024 · Red Hat Linux is popular for its reliability and stability. Jul 11, 2025 · Linux, a powerful and versatile operating system, is widely used in various fields such as server administration, software development, and system engineering. Learn and remember the key Linux Commands with this handy quick reference guide (+ PDF) to the fundamentals of Linux Commands. Jun 14, 2025 · In the realm of operating systems, Linux stands out for its flexibility, security, and extensive command - line capabilities. The Linux Commands cheat sheet covers the top Linux commands that are useful for developers to know, complete with code examples and easy-to-learn shortcuts. C’est pourquoi nous avons compilé ici les commandes Linux utiles au quotidien. A alias The alias command is simply a way to reference another command. On most Linux distributions, including Ubuntu, Bash is the default shell. 3. Linux CommandsCheat Sheet Allows a user to run a command with the privileges of another user Document Purpose This document is edited to be a quick reference of Linux essential commands. A Linux commands PDF can be an invaluable resource for both beginners and experienced users. May 20, 2024 · Download a PDF document with various Linux commands, their syntax, and usage instructions for managing a Linux system. chmod 766 [file_name] give full permission to owner, and read and write permission to group and others Top 50 Linux commands cheat sheet System information and monitoring uname: Displays system information (kernel, OS, etc. Top 100 Linux Commands With this article ‘Top 100 Linux Commands’, get to explore the world of Linux Commands, that every Linux user should know. Feb 16, 2017 · Let me share the best resource to learn Linux for free. ). This command is one of the many often-used Linux commands that you should know. Explore the pico text editor, a user-friendly command-line tool for text processing and editing on Linux systems. rhn_register should be used for Satellite server 5. If not: you are in the right place. Utilisez le code de réduction HOSTINGERTUTORIALS et obtenez jusqu'à 83% de réduction pour tout plan d'hébergement web. If you are experienced with Linux/Unix: you have probably mastered these commands. Released under a Creative Linux Cheat SheetUbuntu Commands Start your own website with unlimited hosting. Jul 24, 2023 · Why View PDF File in Linux Command Line Being able to view a PDF file from the Linux command-line environment is associated with the following benefits. Linux Commands Cheat Sheet What is Linux? Linux is an open-source UNIX-like operating system (OS). Contribute to bobbyiliev/101-linux-commands-ebook development by creating an account on GitHub. From file management and networking to system administration, these commands cover a wide range of functionalities. Released under a Creative This document contains an A-Z index of common Linux bash commands and their brief descriptions. Oct 28, 2011 · Linux Command Line Cheat Sheet by Dave Child (DaveChild) via cheatography. MilesWeb Designing and Implementing Linux Firewalls and QoS using netfilter, iproute2, NAT and l7-filter. The Linux Commands Handbook follows the 80/20 rule: learn in 20% of the time the 80% of a topic. Dec 3, 2023 · In this tutorial, you will find commonly used Linux commands and a downloadable cheat sheet with syntax and examples. To get your own PDF and printable copy, scroll to the bottom of the page. Files and Directories These commands allow you to create directories and handle files. Learn 50 most used Linux commands with practical examples. For offline use we also included Kali Commands PDF. This article list down useful Kali Linux commands and provide a cheat sheet as well. Oct 21, 2023 · A handy guide to navigate through Linux's commands more easily. Use HostingerTutorials Discount Code and Get Up to 83% OFF for any web hosting plan. One of the key aspects of working effectively with Linux is having a good command - line knowledge. cd Do NOT use flags on the command. He is a contributor to linux. Put UNIX commands in the new empty file, like you would enter them on the command line. pdf), Text File (. From basics to advanced configurations, find quick references for a seamless Linux experience. It provides a structured and easily accessible way to Part 1, “Learning the Shell,” starts our exploration of the basic lan-guage of the command line including such things as the structure of commands, file system navigation, command line editing, and finding help and documentation for commands. In particular, bash version 4. g “chmod --help”. One of the key aspects of working with Linux is the command - line interface, which offers a direct and efficient way to interact with the system. I find this approach gives a well-rounded overview. Basic Bash commands allow users to navigate through a system and effectively manage files, directories, and different data types. The purpose of this document is to provide the reader with a fast and simple introduction to using the Linux command shell and some of its basic utilities. The 1000 Linux Commands PDF is a valuable resource that compiles a vast array of Linux commands, which can serve as a handy reference May 2, 2024 · A complete consolidated linux commands cheat sheet with 100+ commands for system, network, linux, devops engineers and administrators FILE MANAGEMENT COMMANDS Commands chmod in this section apply to working with les and directories on a computer running the Linux operating system. Linux Ubuntu Commands Cheat Sheet will provide all frequently used commands. Use this handy Linux command cheat sheet for executing common tasks such as navigating files, installing software, and starting services. May 26, 2024 · Basic Kali Linux commands list pdf download link: Kali Linux Commands List PFD is an easily accessible resource for beginners where all the basic Kali Linux commands are available to use at any time. Knowing some basic Linux commands will help you configure, operate, and interact with your system smoothly. Basic Linux (Bash) Commands secure shell login: ssh user@hostname logs user into hostname. The commands cover a wide range of tasks including file management, system administration, networking, programming, and more. This document is designed to accompany an instructor-ledtutorial on this subject, and therefore some details have been left out. Jul 23, 2025 · It provides a solid foundation on Linux OS commands, as well as insights into practical applications. com/1/cs/49/ 2 days ago · Free Linux cheat sheet PDF with 118 essential commands and syntax examples. I have included them in this Linux network commands cheat sheet. txt collection of cheatsheets for various Linux commands,tools and concepts. 3), commands can be shell functions, shell built-ins, UNIX commands and other scripts. The options change the behaviour of the command. Among those utilities are some of the most basic commands like cp, mv lsof, and dd. e. sys-con. Mar 10, 2025 · Linux Basic Commands: Your Essential PDF Resource Linux is a powerful and widely used operating system that offers a vast array of commands to perform various tasks efficiently. This version of The Linux Command Line has undergone some additional polish and modernization. com to you. It lists over 150 commands, organized alphabetically from a to z, along with a one-line description of each command's core functionality. Current Directory Command (input) Créez votre propre site web avec un hébergement illimité. The commands have been organized in alphabetical order so that it is easy for you to find the commands from the index. This book is meant to be used in an instructor-led training. Hello, Friends! Today we are excited to share the Ubuntu Commands List PDF to assist students in their learning. Users can create files containing commands, and these become commands themselves. You can refer to relevant documentation to learn more about the usage and options of each command. The document is oriented based on the required task, the command(s) to do the task, basic syntax of the command, and examples. Shells may be used interactively or non-interactively. A shell is a command-line interpreter that executes user inputted commands. Note that Linux expands wildcards (‘*’) as argument for shell programs in a much better way than Windows. Linux Networking Commands Cheat Sheet Networking Basics Advanced Networking Network Monitoring Jul 24, 2022 · The Linux Command Line Fifth Internet Edition by William Shotts Topics Linux, BASH, GNU Collection opensource Language English Item Size 240. Linux Cheat Sheet for the Bash Shell Version: 18:23, February 12, 2024 Robert Michael Lewis Department of Computer Science College of William & Mary A curated collection of free DevOps related eBooks - Books/book/The Linux Command Line - A Complete Introduction. Contribute to Sam-Sundar/DevOps-cheat-sheet-pdf development by creating an account on GitHub. It is assumed that the reader has zero or very limited exposure to the Linux command prompt. In this article, I will dive deep into a comprehensive list of Linux commands and their usage. Contribute to kxzk/library development by creating an account on GitHub. - the-universal-linux Jul 23, 2025 · 25 Most-Commonly Used Linux Commands 1. io by Hayden James Here I’ve listed over 100 Linux commands. Perfect for developers and system administrators. A Linux OS commands PDF can be an invaluable resource for both beginners and experienced users. 2. But one thing is certain: if you want to learn about some frequently used Linux commands and practice them on your own then you’ve found the right place. Includes system, hardware, user, file, process, network, compression, archive, package, and installation commands, with examples and PDF download. RHN tools are deprecated on Red Hat Enterprise Linux 7. Jun 8, 2020 · List of 250+ updates and latest Kali Linux commands with examples in 2019. Perfect for beginners and experts, This valuable resource will help you to master Red Hat Linux. 5M This is a PDF copy of The Linux Command Line Fifth Internet Edition Jan 30, 2025 · Here, we have attempted to cover the widely used Linux commands in the Linux Cheat Sheet. The commands are executed on the Linux terminal. There are even more commands if we include downloadable so ware and scripts, such as btop (pictured below). It can be used by Linux beginners as a reminder of basic Linux commands usage. Commands in Linux are case-sensitive. While graphical user interfaces (GUIs) offer user-friendly navigation, command-line interfaces (CLIs) remain crucial for system administration, automation, and troubleshooting Contribute to tanc7/hacking-books development by creating an account on GitHub. With its extensive coverage of essential Linux commands, detailed explanations, and practical examples, this guide empowers you to confidently navigate the command-line interface, perform system administration tasks, and The History of UNIX and GNU–Linux 3 The Heritage of Linux: UNIX 3 Fade to 1983 3 Next Scene, 1991 4 The Code Is Free 5 Have Fun! 6 What Is So Good About Linux? 6 Why Linux Is Popular with Hardware Companies and Developers 9 Linux Is Portable 10 The C Programming Language 10 Overview of Linux 11 Linux Has a Kernel Programming Interface 12 Linux Can Support Many Users 12 Linux Can Run Many A full list of essential Linux commands with detailed explanations and examples. Each command includes example code and tips for when to use it. Why Learn Basic Linux Commands? Shell commands In Linux the shell (or terminal) is the lifeline of the developer, and of any power user. cat /proc/mounts The commands mount and umount maintain in /etc/mtab a database of currently cat /etc/mtab mounted filesystems, but /proc/mounts is authoritative mount -a Mount all devices listed in /etc/fstab, except those indicated as noauto mount -t ext3 /dev/sda /mnt Mount a Linux-formatted disk. ) and are used primarily to control system functions. These new commands have the same status as system commands in directories such as /bin, allowing users or groups to establish custom environments to automate their common tasks. Download the best linux commands cheat sheet PDF for beginners and advanced users. Start your own website with unlimited hosting. Mastering the Command Line: Red Hat Linux and its Industrial Relevance Red Hat Enterprise Linux (RHEL), a leading enterprise-grade Linux distribution, remains a cornerstone of many critical infrastructures globally. Mar 10, 2025 · The “100+ Essential Linux Commands” PDF reference is your ultimate companion for mastering Linux command-line operations. A shell is a command interpreter that exposes to the user an interface to work with the underlying operating system. May 10, 2024 · Linux is a powerful operating system that is widely used by developers, system administrators, and enthusiasts alike. Most distributions of Linux include terminal emulators that allow users to interact with a shell from their desktop environment. The document lists basic Linux terminal commands including commands to navigate directories, manage files and folders, view system information, find files, and more. Aug 4, 2025 · Linux is an open - source operating system known for its flexibility, security, and powerful command - line interface. sample. chmod [options] <file or directory> Changes the permissions granted to a le or directory. With new Linux distributions, there are chances of a few commands getting deprecated. The practical sections demonstrate how to use ls with options to sort listings, navigate and list the home Contribute to Mhrishad/Linux-Comands development by creating an account on GitHub. There are many more commands and options available for different scenarios and requirements. In real life, most administrators are going to use the same types of commands to perform routine tasks, so you don’t need to know all the thousands of potential commands and services Jun 12, 2025 · A Linux commands cheat sheet PDF is a concise and portable document that provides a quick reference for commonly used Linux commands. E. From basic to advanced commands. 3. It Basic commands history command history history -c clear previous history help man displays user manual of said command command dir display list of all directories in current directory ls displays the list of all direct‐ories, folder, and files present in the current directory. This is a custom script and not the standard chsh you might find on Linux machines. En apprenant à utiliser quelques outils simples, ceux qui redoutent la ligne de commande peuvent devenir des as du script et tirer le meilleur parti de Linux. The cheat sheet covers hardware information, searching, file, directory, and user management commands. This cheat sheet presents a list of command-line executables that are frequently used by developers working on a computer running the Linux operating system. Is command in Linux The ls command is commonly used to identify the files and directories in the working directory. PDF maintains a document’s format. Web: Advanced 📚 collection of various books and papers. Ctrl+D – log out of current session, similar to exit Ctrl+W – erases one word in the current line Ctrl+U – erases the whole line Ctrl+R – type to bring up a recent command !! - repeats the last command exit – log out of current session * use with extreme caution. Aug 24, 2023 · The Bash (Bourne Again Shell) shell is an enhanced version of the Bourne shell distributed with Linux and GNU operating systems. They contain articles ranging from novice questions and answers to kernel programming internals. g. org, a Linux education and advocacy site featuring news, reviews, and extensive support for using the Linux command line. Contribute to thatstraw/Linux-Commands-A-Z development by creating an account on GitHub. However, we will only cover Unix commands used on Linux by sysadmins and power users. He is also the creator of LinuxCommand. This is a collection of Linux PDFs that you can download for free to learn Linux. For details, see: What subscription management services are offered by RHSM?, Transition of Red Hat Network Classic Hosted to Red Hat Subscription Management, and Satellite 5. Things which can be done on the GUI (by clicking on different buttons), can be done much more efficiently on the terminal by using commands. 25 Basic Linux Commands for Beginners - Free download as PDF File (. In this Top 100 Linux Commands PDF, we've compiled a comprehensive list of the most commonly used and essential Linux commands, along with their descriptions and use cases. Mar 23, 2025 · The Linux command is a utility of the Linux operating system. Linux commands are the building blocks that allow users to interact directly with the system, manage files, run processes, and perform a wide range of administrative tasks. Créez votre propre site web avec un hébergement illimité. Download your free Linux cheat sheet here as a PDF. Nov 2, 2023 · Learn and download commonly used Linux commands with syntax and examples. Dot files begin with a dot (. Here's a structured list of useful cheat sheets for Linux professionals, covering key topics with links to sheet | pdf downloads. x is assumed to be the standard version and the text has been updated to reflect this. Apr 29, 2024 · The Bash scripting cheat sheet of this article includes a complete overview of the Bash language, explaining its syntax other features. This blog post aims to delve into the fundamental concepts, usage methods, common practices, and best practices related to essential Linux commands in PDF format. When it comes to working with PDF files, the Linux command line provides a wide range of capabilities, from basic viewing to advanced editing and conversion. With 14 action-packed chapters, it's perfect for makers, students, and anyone wanting to learn additional Linux history, techniques, and skills. Free download book The Linux Commands Handbook, Flavio Copes. 📜 A Cheat-Sheet Collection from the WWW. This article organizes useful Redhat Linux commands in a cheat sheet. Jan 1, 2024 · Network administrators use commands to manage & monitor a network in Linux. - vaish97-vv/Linux-commands [command] | tee [filename] >/ dev/null Store command output to a file, skip terminal output Nov 3, 2020 · This Linux Command Handbook will cover 60 core Bash commands you will need as a developer. Adventures with the Linux Command Line by William Shotts First Internet Edition Available Now! In this 250+ page sequel/suplement to The Linux Command Line we'll look at even more cool tools and fun command line topics. Linux Command List Here’s a bonus cheat sheet from https://linuxhit. For self-study, the intent is to read this book next to a working Linux computer so you can immediately do every subject, practicing each command. Linux- Betriebssystemen mithilfe von verschiedenen Befehlen schnell und einfach erledigen - Der sichere Umgang mit dem Terminal ist daher eine besonders wichtige Fähigkeit für jeden Linux-/UNIX-Benutzer. 50 Most Used Linux Commands Suppose, you've started to use Linux recently, and you’re quite new to the command line interface. LINUX COMMANDS CHEAT SHEET System File Permission uname uname -r uptime hostname hostname -i last reboot date timedatectl cal => Displays Linux system information chmod octal filename => Change file permissions of the file to octal File Commands findmnt Show target mount point timedatectl Manage the system clock date Show current time and date Sep 6, 2022 · The Linux command line is a powerful tool that gives you flexibility and control in your development environment, from file and directory operations to complex system administration tasks. The author find this He has an extensive background in software development, including technical support, quality assurance, and documentation. Bash (Bourne Again SHell) is a common default shell among many Linux distributions and is the default shell for macOS. docx formats. By the end of this cheat sheet, you will have a basic understanding of Linux/Unix Commands and how it makes development easy for developers. If you're looking for the Ubuntu Commands The Linux Command Line, 5th Edition A Complete Introduction Book Details Book Description The Linux Command Line takes you from your very first terminal keystrokes to writing full programs in Bash, the most popular Linux shell (or command line). This quick reference helps you get familiar with Apr 16, 2024 · Understanding Ubuntu commands is essential for any Linux user. There will lots added overtime. This guide is perfect for anyone looking to enhance their Linux skills and improve their productivity, whether you're working in a terminal, managing servers, or automating tasks. The commands are organized by category. uptime: Provides information on the system's uptime and load averages. find -name <file or dir> Show file or directory location DevOps engineers should be familiar with fundamental Linux commands and practice using them regularly to effectively manage IT systems. This blog post Jun 22, 2024 · Inside this PDF Section 1- Linux Fundamentals Introduction to the Linux Operating System (First Chapter FREE) How to Download & Install Linux (Ubuntu) in Windows Linux vs Windows: What’s the Difference? Linux Command Line Tutorial: Manipulate Terminal with CD Commands Basic Linux/Unix Commands with Examples File Permissions in Linux/Unix with Adventures with the Linux Command Line by William Shotts First Internet Edition Available Now! In this 250+ page sequel/suplement to The Linux Command Line we'll look at even more cool tools and fun command line topics. This Linux Command Handbook follows the 80/20 rule: you'll learn 80% of a topic in around 20% o ls -a ls is an example of a command which can take options: -a is an example of an option. This chapter marks the beginning of our journey into the Linux command line with an in-troduction to the shell and a brief glimpse at the command line and a lesson on how to start and end a terminal session. Jan 11, 2023 · This article provides a list of the best Linux command line cheat sheets you can download for free. This is a collection of all the Linux commands we have covered so far. This command can be used by itself without any arguments and it will provide us the output with all the details about the files and the directories in the ls -a ls is an example of a command which can take options: -a is an example of an option. Download, print, and master Linux with our comprehensive reference guide covering 12 key areas. There are online manual pages that tell you what options a particular command can take, and how each option modifies the behaviour of the command. May 30, 2024 · Download Over 370 essential Linux Red Hat commands PDF. Jul 13, 2025 · In the world of Linux, the command line is a powerful tool that offers unparalleled control and efficiency. Linux provides a powerful command-line interface Jan 14, 2024 · Kali Linux is popular among cybersecurity professionals. Note: Some of the examples below presume files and paths that might not match your particular system and tool installation. Linux Command Cheat Sheet Share This Cheat Sheet Basic commands File management File Utilities Every Linux Command I know A-Z. This blog post aims to provide a comprehensive guide on using the Linux command line for PDF - related tasks, covering fundamental . 100+ Linux commands - LinuxBlog. The document describes common Linux commands like ls, pwd, mkdir, cd, rmdir, cp, mv, rm, touch, cat, echo, clear. These are just some of the commonly used Linux commands for file and directory operations, categorized based on their functionalities. Having a PDF resource on common Linux commands can be an invaluable asset for both beginners and This will give you the ability to run Linux in a very easy way on your PC. txt) or read online for free. Improve your basic knowledge about Kali OS Basic Terminology The Command-line The line on which commands are typed and passed to the shell. Once a document is created and saved in a PDF format, it cannot be altered like documents existing in . Linux offers a variety of commands and tools to manipulate PDF files efficiently. Linux Command Cheat Sheet Common clear – clears current screen of all text sudo command – run any command as root sudo -s – open a shell as root sudo -k – forget sudo password Feb 1, 2022 · On Linux Handbook, we have covered over 80 Linux commands with practical examples. It lists many common commands like ls, cat, grep, find, mkdir and provides a brief description of what each command does and examples of basic syntax and usage. 101 Linux commands Open-source eBook. Apr 24, 2022 · The Linux Commands Handbook follows the 80/20 rule: learn in 20% of the time the 80% of a topic. pdf Jul 31, 2025 · In the Linux ecosystem, handling PDF files is a common requirement for many users, whether they are developers, system administrators, or just regular users dealing with documents. This book is aimed at novice Linux system administrators (and might be interesting and useful for home users that want to know a bit more about their Linux system). Linux Befehle PDF Viele alltägliche Aufgaben lassen sich unter UNIX- bzw. Explanations Comprehensive Linux command reference with syntax, examples, and usage patterns. Jan 23, 2023 · Use this free Linux cheat sheet as a quick reference guide for common Linux commands. Jan 12, 2025 · Here below we are listing A-Z Kali Linux commands which will help you to ease of flow in work. 1. Explore the cyber realm with our concise collection! From Linux commands to XSS techniques, dive into incident response, bug bounty tips, and more! Whether you're a novice or a pro, unravel the 4 days ago · An Essential Linux Commands PDF serves as a handy reference guide for both beginners and experienced users, providing a quick and accessible way to learn and recall important commands. Use “commandname - -help” to see these. Linux Journal and Linux Magazine are monthly magazines for the Linux community, written and published by a number of Linux activists. Most of the basic command line utilities were written by the Free Software Foundation while developing their GNU operating system. Below you’ll find a Linux “cheat sheet” that breaks down some of the most commonly used commands by category. One of the key aspects of Linux is its command-line interface, which allows users to interact with the system using various commands. txt or . Introductory Command Line Unix for Users, and many other books. Dec 10, 2023 · Linux commands can perform various basic and advanced tasks from a single place. 1 Basic Linux commands Most commands have many parameters. Whether you are a beginner or an experienced user, this curated collection will give you the necessary skills to navigate the Les administrateurs Linux ne peuvent pas se contenter de l’interface graphique. Linux Commands List - Summary Linux commands are essential for anyone using this budget-friendly operating system as an alternative to Microsoft Windows. Maybe one can not remember all the commands, but with regular usage one can easily remember the most useful ones. Commands in Linux are the building blocks for performing various tasks, from system administration to software development. After running the command, allow 24 hours for the default shell to take effect. List PDF Download is also included. Learn basic commands, customization options, and practical examples to enhance your productivity. com (Linux World Magazine) with articles on IPv6, the Fedora operating system, Yum, Fedora repositories, the Global File System (GFS), udev device management, and the Hardware Abstraction Layer (HAL). It can be easily accessed on various devices, such as laptops, tablets, and smartphones, making it an essential tool for both novice and experienced Linux users. Learn about the structure, advantages, and features of Linux operating system and its components. Large portions of GNU/Linux functionality are achieved using the terminal. This book w – display who is online whoami – who you are logged in as finger user – display information about user uname -a – show kernel information cat /proc/cpuinfo – cpu information cat /proc/meminfo – memory information man command – show the manual for command df – show disk usage Second, most of the Linux commands have features that are enabled by using command-line switches; check the man pages for the commands for details! The shell is a command-line interface that interprets commands, defines how the terminal behaves, and how it looks after executing commands. The terminal is a command-line interface to interact with the system, which is similar to the command prompt in the Windows OS. But the vast majority of the time you will run a Linux computer in the cloud via a VPS (Virtual Private Server) like DigitalOcean. It cannot be used to learn Linux from scratch. Dec 31, 2023 · This article contains a wide variety of advanced Linux commands and this list can be frequently used as a cheat sheet. However, this book is Master in Linux with our concise cheat sheets. This article will list 30 Bash commands and provide you with a downloadable PDF cheat sheet to always have them at hand. As discussed in the previous chapter (see Section 1. This document provides summaries of Linux commands and their usage. Red Hat Enterprise Linux (RHEL) comes with a variety of different tools to manage and configure operating system services and included applications - but the scope of tools and services can be overwhelming. These commands allow you to perform tasks such as merging, splitting, converting, and extracting text from PDF files. cdqoerotzfdedzhvvrjdnehknianbeahtsghhyjwbiugfz