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- How to use the sed command tool
- sed Usage Using sed can realize most of the functions of grep, and it can also search and replace. Syntax: sed[options]'command'filenamesed[options]-fscriptfilefilenameOptions: -n: The -n option is used with the p command to indicate printing -e: Equivalent to --expression, multi-point editing, used to execute multiple commands on one line sed implements matching (grep) function = prints lines with root string [root@cham2sed]#sed-n'/root/'ptest.txtroot:x:0:0:root:/root:/b
- LINUX . vim 806 2024-04-13 13:40:01
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- How to install software using commands in linux
- In Linux, software can be installed via the command line: Update package management tools using the sudo apt install package_name command Install software using the apt search package_name command Search for software using the sudo apt install package_name=version_number command Install a specific version using sudo apt install package_name1 package_name2 .. . Command to install multiple packages at the same time using sudo apt remove package_n
- LINUX . vim 825 2024-04-11 22:54:22
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- How to save the IP address configured in centos7
- You can save the IP address configuration in CentOS 7 by editing the network configuration file /etc/sysconfig/network-scripts/ifcfg-eth0, where eth0 is the name of the network interface. Modify configurations such as IP address, subnet mask, and default gateway. Save the configuration file. Run the command systemctl restart network to restart the network service.
- CentOS . vim 855 2024-04-07 19:45:18
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- Essential skills for Linux system management! Easy to master Vim editor installation tutorial
- As a professional who is familiar with Linux system management, mastering the use of Vim for text editing is one of the necessary skills. Vim is a text editing tool that is widely run on Linux systems and has efficient, flexible and powerful features. Here, we explain in detail the installation tutorial of Vim editor in Linux environment. Install vim on Linux operating system, covering important information such as the preparation steps required for installation, installation methods of different versions, and recommended backup plug-ins. 1. Preparation work To ensure the smooth installation and necessary configuration of the Vim editor, please follow the steps below to perform preliminary preparations. First, you need to log in to the Linux environment as the root user; second, please check and upgrade the system's software package inventory before installation so that
- LINUX . vim 1102 2024-04-07 09:01:01
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- What are the html web page production software?
- HTML web page production software includes: Online editor: W3School online editor, CodePen, Glitch Desktop software: Visual Studio Code, Sublime Text, Atom, Notepad++ What you see is what you get (WYSIWYG) Editor: Adobe Dreamweaver, BlueGriffon, Pinegrow Web Editor Others Options: Markdown editor, text editor (works with HTML extension)
- HTML Tutorial . vim 742 2024-04-05 05:12:24
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- How to compile and execute c language in linux
- The steps to compile and execute a C program in Linux are as follows: Use a text editor to create a source file containing the C code. Use GCC to compile the source file to generate the target file. The command is: gcc -o <target file name> <source file name>. To run the target file, the command is: ./<target file name>.
- C#.Net Tutorial . vim 1126 2024-04-05 00:18:12
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- How to adjust font size in c language compiler
- The C language compiler itself usually cannot change the font size, but you can change the font size in the coding environment by using an IDE (such as Visual Studio, Code::Blocks, Eclipse) or a text editor (such as Notepad++, Sublime Text, Vim) Font size, you can also modify the compiler configuration file or create a custom font. Please note that these changes only affect the readability of the code and do not affect the compilation results.
- C#.Net Tutorial . vim 1412 2024-04-04 23:21:22
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- What are the C language software?
- C language software includes development environments (such as Code::Blocks, Visual Studio Code), compilers and interpreters (such as GCC, Clang, Python), libraries and frameworks (such as glibc, SDL, Libcurl, OpenSSL), applications (such as Apache web server, MySQL database server, Vim text editor) and game engines (such as Unreal Engine, Unity, Godot).
- C#.Net Tutorial . vim 731 2024-04-04 19:12:17
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- 20 Linux commands and tips to double your efficiency
- In this article, I will share some efficient Linux command tips that can help you save time and avoid unnecessary trouble. Additionally, these tips can help increase your productivity. Even if you are an experienced Linux user, it is still possible that you have not mastered these techniques, even if you have been using Linux for many years. Cool Linux Terminal Tips to Help You Save Time and Increase Productivity Perhaps you are already familiar with some or all of these Linux commands. Whether you know it or not, feel free to share your tips and insights in the comments. Some of these tips also depend on how the shell is configured. Let's get started now! 1. Use the tab key for autocomplete. I will start with some visible but
- Computer Knowledge . vim 428 2024-03-27 10:36:31
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- sudoapt-getinstallcscope usage: -Rb
- /**********************************************************************Author:Samson*Date:07/02/2015*Testplatform:*gcc(Ubuntu4.8.2-19ubuntu1)4.8.2*GNUbash,4.3.11(1)-release(x86_64-pc-linux-gnu)*Nginxversion:*Nginx1.6.2*Nginx1.8.0*********************
- LINUX . vim 502 2024-03-26 12:20:36
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- Tips for installing OTRS on Ubuntu 16.04
- OTRS, or Open Source Ticket Request System, is an open source ticket software for customer service, help desk, and IT service management. The software is written in Perl and javascript. This is a trouble ticket solution for companies and organizations that need to manage tickets, complaints, support requests, or other types of reports. OTRS supports multiple database systems including MySQL, PostgreSQL, Oracle and SQL Server. It is a multi-platform software that can be installed on Windows and Linux. In this tutorial, I will explain how to install and configure OTRS on Ubuntu16.04. I will use PostgreSQL as O
- LINUX . vim 887 2024-03-23 21:20:11
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- Does the Linux platform support Go language development?
- Does the Linux platform support Go language development? It is very convenient to set up the Go language development environment under the Linux platform. The Go language itself naturally supports the Linux system and requires no additional configuration. The following will take you through specific code examples to understand how to develop Go language on the Linux platform. First, in the Linux system, we need to ensure that the Go programming language environment has been installed. You can enter the following command in the terminal to check whether it has been installed: goversion If the terminal returns Go
- Golang . vim 960 2024-03-22 10:30:04
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- Effective techniques to solve garbled display in Linux terminals
- Effective techniques to solve the problem of garbled characters displayed on the Linux terminal. In the process of daily use of the Linux system, we may encounter the situation where the terminal displays garbled characters, which not only affects our work efficiency, but also brings us trouble. This article will introduce some effective techniques to solve the problem of garbled display in Linux terminals, and give specific code examples, hoping to help readers solve this problem. Modify the terminal character encoding: Enter the following command in the terminal to modify the terminal character encoding to UTF-8, which is the currently widely used character encoding.
- Linux Operation and Maintenance . vim 623 2024-03-20 21:54:04
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- Understand Linux Bashrc: functions, configuration and usage
- Understanding Linux Bashrc: Function, Configuration and Usage In Linux systems, Bashrc (BourneAgainShellruncommands) is a very important configuration file, which contains various commands and settings that are automatically run when the system starts. The Bashrc file is usually located in the user's home directory and is a hidden file. Its function is to customize the Bashshell environment for the user. 1. Bashrc function setting environment
- Linux Operation and Maintenance . vim 958 2024-03-20 15:30:05
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- How to deal with garbled characters in Linux terminal
- How to deal with the problem of garbled characters in the Linux terminal. When using the Linux system, sometimes the text displayed in the terminal will be garbled. This brings inconvenience to us when using the terminal and needs to be dealt with in time. This article will introduce how to deal with some common Linux terminal garbled problems, and provide specific code examples. Problem 1: Garbled Chinese characters on the terminal. Garbled Chinese characters on the terminal are usually caused by incorrect character encoding settings on the terminal. We can solve this problem by modifying the terminal's character encoding settings. #View the current terminal
- Linux Operation and Maintenance . vim 1283 2024-03-20 15:12:03
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