Linux

There are several search file commands under Linux: Find, Whereis, which, and locate.Which: View the location of the executable file Whereis: Viewing the location of a file Locate: Viewing files with a database Find: Actual search drive QueryWhere

Tar-zcvf/data/www.tar.gz data/wwwTAR-ZCVF the directory to be packaged when the file name full path is generated after packagingCompression:Compresses the current folder Zip-r./xahot.zip./*-R means recursionZip [parameters] [file name after

Linux under Tcpwraper access control detailed1.tcpwraper Concept: Unlike iptables Firewall network access control, Iptables can do all the access control for TCP/IP and work in the kernel, and tcpwraper only a subset of services with TCP protocol

Linux has two firewall mechanisms, one is selinux and the other is netfilter. SELinux This mechanism is too restrictive, the configuration is particularly cumbersome, so very few people to apply it, we generally have to turn selinux off, so as not

Shutdown: [parameter] [TIME]-H: Shutdown-R: Restart-C: Cancel last shutdown or restart[[email protected] ~]# shutdown-h now # #马上重启 [[email protected] ~]# shutdown- h 20:30 # #定时20:30 offInit: System Run Level0: Turn off the machine1: Single

01. Change the Directory CD/Return root directory CD ~ Return to User root directory CD-returns to the last operation directory, equivalent to the CD $OLDPWD 02. View the Working directory Pwd 03. Create a Directory mkdir

echo commandFunction: Display textSyntax: Echo [-nee][string]Description: Echo will send the input string to standard output. The output strings are separated by white space characters, and a newline number is added at the end.Double quotes can only

12th Linux Service Management12.1Linux Service Management-Service Classification--linux service----RPM Package Default installed service ———— standalone service ———— based on xinetd service----Source Package Installation Services-starting at

Linux configuration Yum SourceFirst, modify the Yum configuration file/etc/yum.repos.d/xxx.repo1. Enter the Yum configuration file directory# CD/ETC/YUM.REPOS.D2, delete all the original files# RM-RF *3. Create a new Yum configuration file# VI

1. Desktop environment: GNOME,KDE, etc.2. Virtual Machine Network mode:a.vmnet0: Virtual Switch B for virtual bridging networks. VMnet1:Virtual Switch for virtual host-onlynetwork c.vmnet8: Virtual Switch for virtual NAT networkBridging mode: The

Set the vim character set, in order to determine whether Vim is not a character set problem, can be used after vim file: set Encoding=utf8 see if it can be displayed properly. The ultimate solution to vim garbled is to change the environment

1. Introduction to the signalThere is no time in the Linux system to generate a signal. The signal is also called software interruption on Linux,used to notify the process that an asynchronous event has occurred. At the software level is a

I. Status of the process:1. in the operating system:A process is a dynamic entity, so he is alive. From creation to extinction, is the entire life cycle of a process. During this cycle, the process may go through a variety of different states. In

Build a linux server virtual machine connected to the Internet using NAT, natlinux From the very beginning, I was very entangled in the process of building a centos server. Because I am not in O & M, but I still have to study Linux for

Nagios installation, nagios Environment: vmware workstation Virtual Machine, server: 192.168.118.128   Server Environment: centos-6.6 nagios-4.1.1 httpd-2.4.20 php-5.6.22     Server installation: Useradd nagios User Creation    mkdir

In Linux, how does one use gThumb to adjust the image size in batches,How to resize images in batches using gThumb in Linux Guide If your work involves image editing and processing, you will certainly experience batch resizing of

Tomcat 8 supports APR 1. openssl must be 1.0.2 Pay special attention to one problem. Do not delete the openssl of the Local Machine. Otherwise, ssh will not be able to log on. More serious services depend on openssl. 2. apr, apr-util, apr-util 3.

Problems and Solutions for deploying. net MVC on Linux Over the past few days, I have been engaged in the deployment of. net mvc in linux. I have encountered many problems. Fortunately, some friends have helped me solve the problem! Environment:

Install and configure the FTP server in CentOSInstall vsftpd on CentOS yum install vsftpdStart/restart/Close the vsftpd Server CentOS7: Start:service vsftpd start Stop:service vsftpd stop Restart:service vsftpd restart You can useservice vsftpd

Build and use Git server GitLab The Git servers are famous for gitosis and gitolite. The management and use of these two servers are a little complicated and there is no web page, while gitlab is a tool similar to github, github cannot create a