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  • Use Bash script to write a simple and practical Linux health check tool
    Use Bash script to write a simple and practical Linux health check tool
    Linux is a powerful and complex operating system that can run on various hardware and environments and provide various functions and services. However, Linux also requires regular health checks to ensure the normal operation and performance of the system. Linux has many built-in commands and tools that can be used to check the status and parameters of the system, but these commands and tools may need to be entered and executed manually, which is cumbersome and time-consuming. This article will introduce how to use Bash script to write a simple and practical Linux health check tool, which can check the basic information of the system, resource usage, network connection, etc. with one click. Write script $vimlinuxmi#!/bin/bash#colornotesNC='\
    LINUX . vim 970 2024-02-13 13:18:35
  • Learn Vim8 simply and improve Linux code editing efficiency!
    Learn Vim8 simply and improve Linux code editing efficiency!
    As a Linux developer, do you often feel that you are not efficient when editing code, or do you hope to have a better code editor to improve work efficiency? If so, then you need to learn Vim8! Vim8 is a very powerful code editor and it is widely regarded as one of the best editors on Linux systems. Now, let us learn how to use Vim8 to improve our code editing efficiency. 1. First, install all necessary libraries including Git. For a Debian-like Linux distribution, such as Ubuntu, the command is as follows: sudoapt-getinstalllibncurses5-devlibgnome2-d
    LINUX . vim 908 2024-02-13 10:39:02
  • A Linux command artifact running on Windows-Cmder
    A Linux command artifact running on Windows-Cmder
    1. Introduction Many engineers are accustomed to using Linux to issue some commands, and it is simply unbearable to use Windows cmd again. To run Linux commands on Windows, the currently popular methods include: GunWin32, Cygwin, WSL (BashonWindows), GitBash, and PowerShell. WSL: Cygwin: GitBash: PowerShell or simply install a virtual machine and install ubuntu inside it. Today, I will introduce to the students a god-level command line tool for Windows - Cmder. 2. CmderCmder is a command line tool for Windows.
    LINUX . vim 1013 2024-02-13 09:57:03
  • Backup is that simple: teach you how to use Linux rsync command easily
    Backup is that simple: teach you how to use Linux rsync command easily
    In daily use of modern computers, data backup is particularly important. For Linux users, the rsync command is a common method for backing up and synchronizing files. It enables fast and efficient data synchronization between different systems or local folders. Solution background: Data synchronization is required between server A and server B (either 1-to-1 or many-to-many, here is a simple 1-to-1 example). This solution is often used for remote disaster recovery. There are roughly two types of synchronization solutions based on application scenarios, scheduled synchronization and real-time synchronization. Scheduled synchronization has the characteristics of fixed synchronization time, poor real-time performance, and low resource consumption; real-time synchronization has the characteristics of strong real-time performance, intensive synchronization, and high resource consumption. 1. Scheduled synchronization 1. Install software: yuminstallr
    LINUX . vim 1172 2024-02-13 09:33:02
  • How to disable the ping command in Linux system?
    How to disable the ping command in Linux system?
    In Linux systems, the ping command is usually used to test network connections and detect network delays. However, sometimes we find that in some Linux systems, the ping command prompts that the permissions are insufficient or even unavailable. Why does this happen? What exactly causes the ping command to be disabled? How to solve this problem? In this article, we will explore the reasons why the ping command is disabled and how to fix it. 1. Kernel parameter settings 1. Allow ping to set temporary echo0>/proc/sys/net/ipv4/icmp_echo_ignore_all permanent echonet.ipv4.icmp_echo_ignore_all=
    LINUX . vim 713 2024-02-13 09:27:12
  • Learn these Linux 'automations' to easily complete tasks
    Learn these Linux 'automations' to easily complete tasks
    When the web website of the Linux system is in operation, we often need to maintain the website, such as checking the remaining resources and responding, log segmentation, data sorting, performing specific tasks in specific states, etc., all of which require Linux to be automatically executed. certain tasks. This blog post introduces how to perform common Linux automation tasks. "Automation" of Linux Implementing "automation" has the following benefits: saving manpower, one script is enough. Automatic execution at night can avoid the peak traffic period of the website and does not affect the efficiency of the website during the day. It is accurate and will not go wrong if the settings are perfect. Of course, the most important thing is peace of mind, as you don’t have to type certain commands frequently. Booting up and booting up should be a very common need for us. I
    LINUX . vim 962 2024-02-13 08:24:21
  • CentOS package installation and passwordless installation tips
    CentOS package installation and passwordless installation tips
    In Linux systems, CentOS is a very popular distribution. It is based on Red Hat Enterprise Linux (RHEL) and simplifies it. In CentOS, package management is an important part of system management. This article will introduce the basic method of CentOS package installation. , and a passwordless installation method that allows you to install packages without entering a password. CentOS packages are installed in CentOS. Use the yum or dnf command to install the packages. The following are the basic steps: 1. Open the terminal. 2. Use the following command to update the package list: ```sqlsudoyumupdate``` or sudodnfupdate
    LINUX . vim 1113 2024-02-12 16:09:04
  • Is the system stuck when installing Tongxin uos? **
    Is the system stuck when installing Tongxin uos? **
    **Foreword** I have been paying attention to the development of various operating systems. Recently, a user asked about the lag problem of the Tongxin uos system. As a domestic operating system, Tongxin uos has attracted the attention of many users. Installing Tongxin uos Will the uos system get stuck? Next, we will give you detailed answers. **Text** We need to make it clear: any operating system may experience lags during installation and use, which depends on a variety of factors, such as hardware configuration, system optimization, software installation, etc. For the UOS uos system We cannot simply give a yes or no answer to the question of whether it is stuck. Judging from user feedback and actual usage, the Tongxin uos system can provide a smooth operating experience on most hardware configurations.
    LINUX . vim 975 2024-02-11 17:50:08
  • Install PacVim and PacMan on CentOS: Improve your Linux editing and package management experience
    Install PacVim and PacMan on CentOS: Improve your Linux editing and package management experience
    CentOS is a popular Linux distribution that is widely used in server environments. The default package manager yum may not meet all needs. Sometimes, you may need a more powerful text editor, such as PacVim, or more flexible package management. Fortunately, you can install these tools on CentOS, such as PacMan, and in this article we will show you how to install it. Install PacVimPacVim is an enhanced version of the Vim text editor that provides more functions and plug-ins. To install PacVim on CentOS, you need to install Vim first. You can use the yum command to install: ````sudoyuminstallvim installation is complete
    LINUX . vim 1236 2024-02-11 16:30:09
  • 5 Effective Linux Productivity Apps
    5 Effective Linux Productivity Apps
    5 productivity apps from note-taking to eye safety. If you like it then check it out and give it a try. If you are a professional desktop or laptop user of Ubuntu or Linux, then you should use some productivity tools/applications because they are simple and free. Here are 5 free apps for Ubuntu, Linux that you might want to try. Time Management with Pomodoro This application called GNOMEPomodoro uses the Pomodoro Technique of time management. A simple time management tool, this ancient technique works in 25-minute intervals with short breaks in between. After installing this application, it can improve your work efficiency and remind you at the same time
    LINUX . vim 1159 2024-02-11 14:48:37
  • Master Linux environment variables to easily improve work efficiency
    Master Linux environment variables to easily improve work efficiency
    In Linux, environment variables are a very important concept. They can help us easily manage the configuration information of the system and applications. However, many people's understanding of Linux environment variables is limited to some simple commands and syntax, without an in-depth understanding of their principles and usage. If you want to better master application development and system management under the Linux platform, then it is very necessary to master the use of environment variables. When customizing software installation, you usually need to configure environment variables. Listed below are the different ways to configure environment variables. How to read environment variables in Linux: Use the export command to display all environment variables defined by the current system. ·Use the echo$PATH command to output the current P
    LINUX . vim 567 2024-02-11 14:18:18
  • Comprehensively learn the Vim editor and become a 'super user' under the Linux command line
    Comprehensively learn the Vim editor and become a 'super user' under the Linux command line
    If you are a Linux user, the Vim editor is one of the indispensable tools. Vim is an efficient, powerful and flexible text editor that can be used under the command line interface. However, due to its unique design and high degree of customization, some novices feel unfamiliar and confused about it, and some even give up using it. However, this article will introduce you to the basic usage methods and techniques of Vim to help you master this powerful editor. I've been using Linux for about 25 years, and a few years of Unix before that. During this time, I developed preferences for a few tools that I use daily. Vim is one of the most important tools I use. I started using Vi when I was learning Solaris in the early 90s
    LINUX . vim 1099 2024-02-11 14:12:27
  • Linux text editor Jed
    Linux text editor Jed
    A text editor is one of the essential tools for any programmer, but text editors under the Linux terminal have many powerful options but a steep learning curve. Now, Jed, a terminal-based editor, offers a convenient option for both beginners and experienced users. Jed features ease of use, drop-down menus, and a surprising array of features, making it one of the most popular Linux terminal text editors. In this article, we’ll take a closer look at what Jed does and how to install and use it on Linux. Jed's convenient drop-down menu makes it easy for new users to use the terminal text editor. You may have heard of typical Linux text editors such as Emacs, Vim, and Nano
    LINUX . vim 849 2024-02-11 11:40:19
  • Basic linux commands - text editing vim
    Basic linux commands - text editing vim
    This article introduces the general usage of vim (version 7.4). ****vim is a powerful text editor and an enhanced version of vi. The most commonly used command to use vim to edit a file is: vimfile is a new file or an original file. After executing such a command, the editor will be opened and the contents of the file file will be displayed. As shown in the figure: If it is a new file, the word "file" [new file] will be displayed on the left side of the bottom, and 0,0-1 will be displayed on the right to indicate the number of lines and characters where the current cursor is. If an old file is opened, the words "file" 3L, 66C are displayed on the left side of the bottom, indicating the file name, the line number of the current cursor, and the total number of bytes of the file. Places with no characters in the file will begin with the character ~.
    LINUX . vim 494 2024-02-11 10:39:32
  • From Beginner to Mastery: A Guide to Linux User Management
    From Beginner to Mastery: A Guide to Linux User Management
    In Linux systems, users are the key to system security. Through good user management practices, you can ensure that systems are authorized only to authorized personnel and limit unauthorized access. Therefore, mastering Linux user management is an essential skill for every system administrator. Today, we will introduce you to one of the most basic and practical commands in Linux user management – ​​useradd. Environment: CentOS8 Requirements: Manually create a new user, the user name is zhangsan, the uid is set to 1024 (provided that the uid is not occupied), the gid is also set to 1024, the group name has the same name as the user name, and the home directory is /home/zhangsan, The default shell is /bin/bash
    LINUX . vim 1108 2024-02-11 08:03:11

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