Linux Three Musketeers--sed13.1 sed Introduction
Stream Editor (sed--)
SED features vs. version: processing text files, logs, configuration filesAdd, delete, modify, querySed--version
Syntax format: sed [options] [sed directive] [input
I. Benefits of the Find command Sometimes in the directory to find files or directories where the specific storage, but the directory of the file is a lot of hard to find. There is no need to manually view all the files and use the Find command to
CD ~, Current user DirectoryCD/, root directoryCD-The directory that was last accessedCd.. , Top level DirectoryCD, Current user directoryTouch creates an empty fileTAIL-10/ECT/PASSWD View after 10 rows of dataTail-f catelina.log Dynamic View
git config source installationDetects if the current Git version is 2.7.4 or moregit --versionIf you do not install git direct source installation, if installed first delete the original git.yum -y remove gitInstall the package that you need to
1. Download RPM Package to local http://pkg.jenkins-ci.org/2. Use the RPM Package installation command under Linux:sudo rpm-ih jenkins-1.562-1.1.noarch.rpmAfter the automatic installation is complete:/usr/lib/jenkins/jenkins.war War
The first is to download a Linux image, I downloaded: ubuntu-16.04.2-desktop-amd64.iso1, the use of VMware to install Linux, all use the default configuration on the line, up to change the hostname or something, the password is best to remember;2,
LINUX command: PWD View current directory CD/select path root LS display folder under current path Ls-l displays the current detailed directory information CD. Go back to the previous layer vim. Test creates a hidden file ls-lh h=human display file
Linux has two scheduled execution services, Crond and ATD. At tasks that run only once, or how much time it takes to boot.I. Brief introduction of Crond (centos6.5)Crond is a daemon that is used to periodically perform certain tasks or wait for
To change the Linux Yum Source method:First step: Enter the Yum profile directory:cd/etc/yum.repos.d/Step two: Back up the configuration file (you can recover if there is a problem later):MV Centos-base.repo Centos-base.repo.bakStep three: Download
J enkins: Building Ivy Projects based on Linux (ii)Build on the Ivy Project based on the configuration of the detailed installation and use tutorial (i) of the Jenkins:vmware virtual machine Linux system:
start tomcat:sh startup.sh, Access
One, in the file system found/etc/network under the interfaces file modified to the following # This is file describes the network interfaces available on your system# and how T o activate them. For more information, see Interfaces (5). # The
Any architecture that is out of business is bullyingLog only the Linux commands that are actually used
Common Linux CommandsTo find the installation path:whereis nginxQuery Nginx Process:ps aux|grep nginxTo view the CentOS kernel version:#
grep command Introduction
grep is a powerful Text Search tool command that finds strings in a file that match a specified format and supports regular expressions. If you do not specify any file name, or if the file name is - , the GERP
Inode Management: Inode-cache hash table inode_hashtable Index node cacheManagement of Dentry:We know that several dentry depict a tree-like directory structure, which is the directory structure that the user sees, and each dentry points to an index
Because the project is computationally large , the task needs to be distributed across multiple computers , because it is not familiar to the distributed concept , I think of the Linux The simplest ssh protocol , remote control of other computers ,
Install and configure Nginx in LinuxApplication scenarios
For a large website, Server Load balancer is an eternal topic. As its name suggests, Server Load balancer distributes loads to different service units, ensuring service availability and fast
Linux ~ Enable the ubuntu subsystem on win10 and win10ubuntu
After running win10, we can install a linux subsystem on it, and then we can use linux. You do not need to install virtual machines or dual systems!
1. Open "enable or disable Windows"
[Linux] Basic 00: Install CentOS7 in Win10
Note: 'xiaobai' I personally summarized the pitfalls and recorded a miserable installation process.
> Install basic Follow: http://www.linuxidc.com/Linux/2016-06/132051.htm
> Some differences and
Linux basics-file search command find, linux SEARCH Command findI. Benefits of the find command
Sometimes it is often possible to find a specific file or directory in the directory, but it is difficult to find many files in the directory. In this
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