Getting started
395 articles and guides on getting started from the NexonHost team — page 1 of 17.
How to use Emacs text editor.
How To Use Emacs Text Editor. Emacs is a powerful and extensible text editor that has been a favorite among developers and system administrators for decades. In this guide, we’ll explore the basics of using Emacs on a Linux system. Installing Emacs Most Linux distributions include Emacs in their…
Read article →How to understand difference between symbolic link and hard link.
How To Understand Difference Between Symbolic Link And Hard Link. File systems provide various ways to create references to files, with two of the most common being symbolic links and hard links. While both serve the fundamental purpose of referencing a file, there are significant differences…
Read article →How to understand Linux direction navigation.
How To Understand Linux Direction Navigation. Linux, as a powerful and versatile operating system, relies heavily on the concept of a hierarchical file system. Understanding how to navigate the directory tree is fundamental for efficient use of the command line interface. In this guide, we’ll…
Read article →How to update Ubuntu18.04 server to Ubuntu 20.4
How To Update Ubuntu18.04 Server To Ubuntu 20.4 Upgrading your Ubuntu operating system from version 18.04 to 20.04 is a significant task that can enhance your system with new features and improvements. However, to ensure a smooth transition and avoid potential pitfalls, it’s crucial to follow a…
Read article →How to use dirs command in Linux.
How To Use Dirs Command In Linux. In the world of command-line interfaces, efficient navigation and management of directories are essential skills. One such tool that can significantly streamline directory handling in Unix-based systems is the ‘dirs’ command. The ‘dirs’ command is often…
Read article →How to use dpkg command in linux.
How To Use Dpkg Command In Linux. This guide explores the dpkg command syntax and options through various examples. dpkg in Linux is the primary package manager for Debian and Debian-based systems, such as Ubuntu. The tool installs, builds, removes, configures, and retrieves information for Debian…
Read article →How to use cksum command in Linux.
How To Use Cksum Command In Linux. On Linux there are so many essential commands to perform various tasks or install the applications. One of the essential commands is cksum command which you can use to display a CRC (Cyclic Redundancy Check) value, the byte size of the file to standard output. In…
Read article →How to use cpio command in Linux.
How To Use Cpio Command In Linux. Copy in and copy out are referred to as cpio. In Linux/UNIX, it is a command-line tool to generate, list down, and extract archive files. A cpio archive file is produced by it. The entire file system can be copied to an archive file. From the standard input,…
Read article →How to use cmp command in Linux.
How To Use Cmp Command In Linux. The “cmp” command in Linux is used to compare the contents of the two files hence reporting whether the two files are identical or different. This command comes with multiple options that can be paired with it to customize its output. Let us talk about this command…
Read article →How to use fg command in Linux.
How To Use Fg Command In Linux. $ fg job_spec Additionally, you can invoke one of the symbols shown below to reference a job on the current shell. %- – This represents a previous job %% or %+ – This shows the current job. %number – This represents the job number, for instance, %3 or…
Read article →How to use return command in Linux.
How To Use Return Command. The “return” command is an important feature in the Bash scripting language used on Linux operating systems. This command allows you to return a value from a function or Bash script and use it further in other parts of the script. In this article, we will explore how to…
Read article →How to use ifup & ifdown command.
How To Use Ifup & Ifdown Command. In the world of Linux and Unix-like operating systems, network management plays a crucial role. Among the many tools available for this purpose, the ifup and ifdown commands are particularly useful. These commands help you configure and manage network interfaces…
Read article →How to use logname command in Linux.
How To Use Logname Command In Linux. In the world of Linux and Unix-based systems, the command-line interface is a powerful tool that allows users to interact with the system efficiently. One such command that might not be as well-known as some others is “logname.” This command is a utility for…
Read article →How to use xdg-open command in Linux.
How To Use Xdg-Open Command In Linux. Linux is renowned for its flexibility and powerful command-line tools, and the xdg-open command is no exception. xdg-open is a versatile utility that simplifies the process of opening files, URLs, and applications on a Linux system. In this article, we will…
Read article →How to use uniq command in Linux.
How To Use Uniq Command In Linux. Linux command-line tools offer a wide range of functionality to help users manage and manipulate text data efficiently. One such utility is the uniq command, which is used for identifying and removing duplicate lines from text files. In this article, we will…
Read article →How to use tput command in Linux.
How To Use Tput Command In Linux. The tput command is a versatile and powerful tool in the Linux command-line arsenal. It is primarily used for manipulating and querying terminal capabilities, such as cursor control, text formatting, and color manipulation. In this article, we will explore the…
Read article →How to use split command in Linux.
How To Use Split Command In Linux. In this guide, learn how to use the Linux split command with examples. The Linux split command breaks files into smaller parts and is used for analyzing large text files with many lines. While each split file counts 1000 lines by default, the size is changeable.…
Read article →How to Extract (Unarchive) Files with Tar, Untar, and Gzip commands.
How To Extract (Unarchive) Files With Tar, Untar, And Gzip Commands. In Linux and Unix-like operating systems, the tar command is used to create and manipulate archive files, and gzip is a common compression tool. To extract or unarchive files from a compressed tar.gz archive, follow these steps:…
Read article →How to archive a file with tar gz. and gzip command.
How To Archive A File With Tar Gz. And Gzip Command. Archiving and compressing files is a common task in Linux and Unix-based systems. This article will guide you through the process of creating and extracting tar.gz files using the tar and gzip commands. We will cover the basic syntax, options,…
Read article →How to use ulimit command in Linux.
How To Use Ulimit Command In Linux. ulimit is a built-in Linux shell command that allows viewing or limiting system resource amounts that individual users consume. Limiting resource usage is valuable in environments with multiple users and system performance issues. What Is limits.conf? The…
Read article →How to Extract and Create RAR Files.
How To Extract And Create RAR Files. Usually, you’ll come across the .zip or .gz compressed files. However, every now and then, you’ll also encounter RAR files in Linux. Dealing with RAR files in the Linux command line is not that complicated. You extract RAR files with the unrar command: unrar x…
Read article →How to use mmv command in Linux.
How To Use Mmv Command In Linux. In the world of Linux and UNIX-based operating systems, managing files and directories is an essential part of the user experience. One critical aspect of managing these resources is renaming them to better organize or reflect changes in content. Manually renaming…
Read article →How to get Real Visitors IPs on your backend
How to Get Real Visitor IPs in Web Server Access Logs In order to receive the real visitor IPs in your back-end’s access logs when using our remote protection services, your web server must be able to parse X-Forwarded-For headers. Some web servers, such as LiteSpeed, NGINX and IIS support this by…
Read article →How to use make command in Linux.
How To Use Make Command In Linux. This article will show you how to use the Linux make command with examples. The Linux make command is a commonly used utility by sysadmins and developers. The command assists in the compilation process and is a must-have tool for building large applications. This…
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