Linux

1. UnzipUnzip xx.zip-d XX--Extract Files Xx.zip to Xx,xx folder is new with this operation-D: Local-O: Global2. PathCD xx/xx3. View the listll or LS4. Open FileVI XX5. File operationWhen you open the file, you want to change to edit mode, press "I"

Ls:list, indicating the contents of the specified directory　　ls [OPTION] ... [FILE] ... -a displays all files, including hidden files -a displays all files except, and,, -l--long Long format list: Displays detailed property

After you start learning Linux, don't think about it in the way that Windows works, because there are really big differences between them, such as the memory management mechanism, the process mechanism, and so on, so the idea of Windows is thrown

Discover Linux has a good command, tree, can put the directory in the form of trees, but also support very powerful parameters.But by default is not with, you have to go to install, first to download its code: http://mama.indstate.edu/users/ice/tree/

Vim EditorBrief introductionVi:visual Interface, Text editorText: ASCII, UnicodeType of text editing:Line Editor: SEDFull Screen Editor: Nano, VIVim-vi improvedUseVim: A patterned editorBasic mode:Edit mode, Command modeInput modeLast-line mode:

First, after openingSecond, go to command line: right mouse: Open in Terminal1. View IP address: ifconfig2. Go inside the network settingscd/etc/sysconfig/network-scripts/3, want to see under: LL4. Edit it vim Ifcfg-eth05. Edit ipaddr=192.168.1.1006,

Ls Cd Pwd Echo Head Tail Cat Tac More Less Mkdir RmDir Mktemp Touch Cp Install Mv Rm Tee Tr Stat Date Hwclock Cal Wall Whereis which Whatis

1. Enter the Yum Source configuration directoryCd/etc/yum.repos.d2. Configure the local Yum sourceVI Centos-media.repo [c6-media]name=centos-$releasever-mediabaseurl=file:///mnt File:///media gpgcheck=0enabled=

Compiling the environment GNU make 4.1# variables are declared in a way that expands when they are needed # looks like a variable preceded by a space is not related to objects= MAIN.O test1.o TEST3.O # Regardless of whether you perform make or do

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Mysql-h Host-u user-p passwordWhen the password is! Special characters such as @ # are that Linux cannot directly identify errorsIn this case, you can refer to the following two ways:1.-p not write password, direct enter, and then enter the password

Vertex/, all other directories are under the rootDirectories below the root and subdirectories in the directory are a hierarchical inverted tree structure.650) this.width=650; "src=" Https://s1.51cto.com/wyfs02/M00/99/61/wKiom1lHsKjDp5uaAAC-jRYlMwI44

First, SSH password-free login principleThis is done to build Hadoop cluster operationsMaster (namenode| Jobtracker) as a client, to implement password-free public key authentication, connect to the server salve (datanode| Tasktracker), you need to

The function of the WC (Word Count) command in a Linux system is to count the number of bytes, words, and lines in the specified file, and to display the output of the statistic results.1. Command format:WC [Options] File ...You can also use the

After the end of the company project. The safety test after the pressure test. After the security test, there is a security risk to the data encryption problem in the network transmission.You need to configure SSL.Introduction to the SSL protocol:

Build svn server on linux and svn on linux 1. Check the current version. If not, install it using yum.Rpm-qa subversion 2. InstallationYum install subversion-y2. Create a databaseMkdir-p/home/svn/projectSvnadmin create/home/svn/project3 configure

Centos ios Image File Installation Details, centosios 1. Mount the iOS image (first open the VM and select Virtual Machine ----> Settings --> CD ----> use the ISO image file to open it with browsing) 2. Start interface Selection 3. The following

Linux and linux commands  I. Overview 1. What is an operating system? The operating system is the intermediary between people and computer hardware. The user cannot directly interact with the computer hardware and can not directly direct the

Dry Goods ~ How to Use powershell, bash, and docker in a project, powershelldocker This title is straight enough. It's honest enough. Maybe you haven't used all these three items in the project, however, these three things will become the most

Chapter 4 scheduled tasks and Chapter 4 tasks Directory: 12.1 configure scheduled tasks 12.2 crontab file 12.3 crond command debugging 12.4 task plans accurate to seconds 12.1 configure scheduled tasks Concepts to be clarified first: (1). crond is a