Note:This article is the author's own understanding of the terminal. In order to solve the confusion in his mind, I read some materials and write it. Many local terms are not accurate, and my own experiences are just for reference.
1 terminal Origin
Android-x86 Virtual Machine installation configuration has a lot of online, but all the instructions are not much white, I hope this article can introduce the main configuration to you, to help you take less detours.
This article introduces the
Overview
The sudoers file is used to control which commands can be executed by users. It is an important lesson for Linux system administrators.File Composition
The sudoers file consists of three parts:
Sudoers default configuration, mainly set
When I decided to install the kvm Virtual Machine on CentOS 6.3, I first went to the official website to find the installation steps, without much effort, I found the article "Getting KVM to run on your machine" and followed the steps above to start
Some people say that Linux does not have open office or libre office? Yes, but when we put doc files or ppt files in windows on Libreoffice, we obviously can see that the format is completely different! All typographical la s are invalid! Therefore,
1. Install the audio library client software libpulse-dev in Ubuntu 12.04
Package libpulse-dev: PulseAudio client development headers and libraries
Run the following command:
Sudo apt-get install libpulse-dev
During installation, you will be
A little experience.
Download and install Ubuntu13.04 and start the terminal.1. Git
The Android source code is managed by git. Therefore, install git first:
Sudo apt-get install git-core gnupg2. Because some other dependent packages need to be
An embedded linux operating system can be abstracted as bootloader, kernel vmlinuz, and file system.
Bootloader is the first code to run after the system is powered on. Generally, it only runs within a short period of time when the system is started.
Git is a fast and Scalable Distributed version control system. It has a rich set of commands and provides advanced operations and full access to internal systems.
1. Install Git:
1. Binary installation:
$ Sudo apt-get install git-core
After the
RPM
Rpm is a software package manager.
Rpm: RedHat Package Manager. Definition: RPM Package Manager.
Annotation: a package and Installation tool used to download packages from the Internet. It is included in some Linux distributions. It generates
Cat/proc/stat
The specific meaning of each field:User: indicates the CPU time in the User State from the time the system starts to the current time. The unit is 0.01 s.Nice: the CPU time occupied by processes with a negative nice value from the
Sudo is a command that manages everything. It literally means "Super Users can do it !" (Super user do !) For Linux system administrators or advanced users, it is one of the most important and essential commands. You have had this experience: when
Unison is a free and cross-platform file synchronization tool. With it, we can save two sets of file copies (instances) on two different platforms, or save it on different disks of the same system. Unlike a simple image method or backup utility,
Through previous learning (SEE), we learned about the table and link structure of the linux Firewall and learned to write simple firewall rules, next we will add the SNAT source address translation and DNAT target address translation policies of the
Are you planning to switch from Windows to Linux, or are you just switching to Linux? Alas !!! What am I talking about? Why are you in my world. From my past experience, I was shocked when I first started using Linux, commands, terminals, and so on.
Source code package: it has great advantages in terms of customization functions, but it also brings a burden to administrators. enterprises generally use scripts to solve this problem.Yum Repository: it has great advantages in deploying software on
NetworkManager service: NetworkManager-Linux Networking made Easy
NetworkManager Introduction: NetworkManager is a free software project that connects by a management system network and passes its status through a D-BUS (a free software project that
Use NetHogs to monitor the network usage of each process in Linux
(I) download
Nethogs-0.8.0.tar.gz
Before installation, you may need to install yum install ncurses *
(Ii) Role
Different from other statistics and monitoring of network card
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