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Learn the basic operations of using vim editor on Linux (copy, paste, replace, line number, undo, multi-file operations)

Editing commands for text files: three status modes of vim1 and vim 1) Command mode (default) Note: In command mode, enter ":q!" to exit vim. 2) Editable mode (enter editable mode by entering lowercase "i" in command mode; press Esc to exit to command mode) Note: lowercase i, insert at the current cursor; lowercase a, insert after the current cursor. 3) Last line mode (enter through command mode, press Esc to exit to command mode) Function: execute non-text editing commands on the last line of the file, save, open the file, write the file name, etc. For example, ":w" is used to fill in the file name; for example, "

Jan 02, 2024 pm 10:10 PM

Linuxvim文本编辑器

Manually compile and install the Apache service on CentOS

Linux system: CentOS6.5mini version. If it is a VMware virtual machine, the network card requires "bridging" to compile and install the development environment. Before compiling and installing, first yum install "development environment", "compatibility library" and "Chinese support", that is, execute the following command #yumgroupinstall "Developmenttools" "Compatibilitylibraries""ChineseSupport[zh]"-yInstall man, vim, wget tools #yuminstallmanvimwget-yCompile and install httpd Because this time you need to compile and install httpd2.4.25, this version requires a higher version of apr

Jan 02, 2024 pm 06:52 PM

LinuxLinux系统红帽Linux操作系统Linux命令Linux就该这么学linux认证红帽linu

How to change the IP address in Centos7 system?

This article mainly explains how to modify the IP address of Centos7. 1. Enter the network configuration file directory. First, make sure to operate under the root user. Enter the network configuration file network-scripts directory. 2. Find the configuration file we need to modify and use the ls command to list the files in the directory. The file "ifcfg-ens33" (red box) is the network configuration file we need to modify. 3. Modify the configuration file using vim command (vi command can also be used) to configure the file. We need to modify BOOTPROTO="static", that is, change dhcp to static and modify ONBO

Jan 02, 2024 pm 06:44 PM

CentOScentos7ip

How effective is the Microsoft update for Win10 20H1 version?

Since Microsoft canceled the maintenance of win7, a large number of win7 users have been forced to upgrade to the Win10 system with endless bugs. However, the most troublesome thing is the automatic update mechanism that comes with Win10. As soon as it is updated, the system will continue to have problems, causing headaches and seriously affecting our operating experience. Recently, Microsoft is about to update the Win1020H1 version. How about this? Today, the editor has brought a detailed introduction. Let’s take a look at the details. Detailed introduction of Microsoft's updated Win1020H1 version 1. Microsoft will gradually push the new Windows 1020H1 system to your computer on April 10, 2020. This operating system mainly focuses on building existing functions rather than launching new functions. Microsoft

Jan 02, 2024 pm 05:53 PM

Vim Text Editor Getting Started Guide

For a programmer, choosing a text editor is a very important thing. Because there are many differences between different editors: graphical interface or non-graphical interface, different shortcut keys, different programming language support, different plug-ins and custom settings, etc. My advice is not to search for the best editor, but to choose the one that best suits your habits and best suits your tasks. If you plan to work in a group, it's best to choose the same editor as your colleagues. This way, if you encounter problems during use, you can go to them for help. This is exactly why I started using Vim a few years ago. Generally speaking, Vim will be placed in opposition to the legendary Emacs. I admit that I know Emacs

Jan 02, 2024 pm 04:58 PM

LinuxLinux系统红帽Linux命令linux认证红帽linuxlinux教程linux视频

Zabbix's fping that automatically detects network conditions

Introduction Zabbix automatic discovery function is relatively simple in terms of configuration process: Discovery and Action. When doing Zabbix automatic discovery verification, the automatic discovery function does not take effect when using the "ICMPping" check method. one. Environment 1.zabbix environment Zabbix: zabbix-3.0.1server/agent2. Configure the environment to discover the local network 172.19.200.1-254, Check: ICMPping, as follows: In ICMPping mode, the host in UP status is added to the "Discoveryhosts" group, as follows: 2 ． Auto-discovery failure 1. Phenomenon in auto-discovery disco

Jan 02, 2024 pm 03:54 PM

LinuxLinux系统红帽Linux命令linux认证红帽linuxlinux教程linux视频

How to easily switch text mode and X environment in Linux system

Linux is not as good as redhat switching method, but we can make a script by ourselves to achieve quick switching between the two environments. Let's take a look at the detailed tutorial below. 1. In the Linux desktop environment, press CTRL+ALT+T at the same time to open the terminal. 2. Then create a myinit.sh script file. 3. Set executable permissions for myinit.sh. 4. Open myinit.sh with vim. 5. Enter the following content: if[$#!=1];thenecho"myinit.sh3->usedtodeepincmdline"echo"myinit.sh5->u

Jan 02, 2024 pm 01:00 PM

Linux文本模式

Efficient usage of two cp commands!

Introduction It is a wonderful thing to be able to use a graphical interface with mouse clicks on Linux...but if your favorite development interactive environment and compiler are terminal windows, Bash and Vim, then you should be like me. Dealing with the terminal. Even people who don't use terminals often can benefit from a deep understanding of the terminal environment. For example - the cp command. According to Wikipedia, the cp (meaning copy) command was part of the first version of the Unix system. Along with a set of other commands ls, mv, cd, pwd, mkdir, vi, sh, sed and awk, the mentioned cp is one of the commands I learned when I came into contact with the SystemVUnix system in 1984. cp

Jan 02, 2024 pm 12:53 PM

LinuxLinux系统红帽Linux命令linux认证红帽linuxlinux教程linux视频

MySQL data recovery tips using ibd files?

Accidents such as disk bad sectors and power outages are not normal, but if you encounter them, they will be "thrilling" for you! What should I do if the data is lost due to database damage and Binlog is no longer available? In order to restore data losslessly in a short time to ensure business stability, in addition to using binlog, we also practiced a new recovery skill! Remember what we wrote before about "Just one trick to make out-of-control R&D fall in love with you"? As mentioned earlier, the two database recovery methods we use most every day are: The above two methods can achieve real-time rollback, but do you think having these two skills is enough? No...! In this intricate online architecture, there are actually many unknown reasons that we cannot predict. For example, the following situation

Jan 02, 2024 am 10:42 AM

LinuxLinux系统红帽Linux命令linux认证红帽linuxlinux教程linux视频

What are the similarities and differences between CentOS7 and CentOS6?

Differences between CentOS7 vs CentOS6 (1) Desktop system [CentOS6] GNOME2.x [CentOS7] GNOME3.x (GNOMEShell) (2) File system [CentOS6] ext4 [CentOS7] xfs (3) Kernel version [CentOS6] 2.6.x-x [CentOS7] 3.10.x-x(4)Boot loader[CentOS6]GRUBLegacy(+efibootmgr)[CentOS7]GRUB2(5)Firewall[CentOS6]iptables[CentOS7]firewalld(6)Default database[Ce

Jan 01, 2024 pm 10:05 PM

centos7不同centos6

Vim Editing Tips: Designed for Advanced Users

Introduction There is no doubt that Vim is a very powerful text editor. The vast number of features it offers means that it is virtually impossible to learn and remember everything Vim has to offer. But we can at least keep learning simple ways to get things done, so that our experience with the editor will get better over time. This article is part of a series of Vim User Guide articles: Beginner’s Guide to Vim Vim Shortcut Key Cheat Sheet 5 Vim Tips for Experienced Users 3 Practical Vim Editor Tips for Advanced Users Remember, in Some of the Vim editor tips we will discuss in this article are aimed at advanced users. Note: If you are new to Vim, you can read our getting started guide first. for

Dec 31, 2023 pm 11:11 PM

LinuxLinux系统红帽Linux命令linux认证红帽linuxlinux教程linux视频

How to change the color of text in putty

Use putty to log in to Linux and find that the blue color of the directory displayed by the ls command is too dark to see clearly, so you need to change the color to a lighter color. You can right-click the Putty title bar after logging in and select "changesettings...", as shown below: Select Colors in Windows and change the color of ANSIBlue. You can change Red to 187, leaving the others unchanged, so that you can see clearly. After this modification, you have to modify it every time you log in. If you want to make only one modification, you can make a few modifications in the registry. Change the color value under the login host name you saved under: HKEY_CURRENT_USER\Software\SimonTatham\PuTTY\Sessions

Dec 31, 2023 pm 03:41 PM

LinuxLinux系统红帽Linux命令linux认证红帽linuxlinux教程linux视频

How to solve the problem of 'module fuse not found' when mounting ntfs disk under Linux system?

1. First confirm the Linux system kernel [root@localhost~]#uname-r-p2.6.18-194.el5i6862. Go to http://sourceforge.net/projects/linux-ntfs/files/ to download the rpm package of the corresponding kernel. If you can't find the exact same one, you can find the closest one. I couldn't find the exact same one. What I downloaded is: kernel-module-ntfs-2.6.18-128.1.1.el5-2.1.27-0.rr.10.11.i686.rpm3. Install the rpm package rpm-ivhkernel -m

Dec 31, 2023 pm 03:17 PM

LinuxFUSEntfsmodule

Detailed introduction to the encryption and decryption methods of Vim text in CentOS

CentOS uses vim/vi to encrypt and decrypt files 1. Use vim/vi to encrypt: Advantages: After encryption, if you don’t know the password, you cannot see the plain text, including root users; Disadvantages: It is obvious that others know the encryption , it is easy for others to destroy encrypted files, including content destruction and deletion; I believe everyone is familiar with the vi editor. There is a command in vi to encrypt files. For example: 1) First, in the root master Create an experimental file text.txt under the directory /root/: [root@www~]#vim/vitext.txt2) Enter the editing mode, press ESC after entering the content, and then enter: X (note the capital X), Enter; 3)

Dec 31, 2023 pm 02:49 PM

解密vim加密CentOS