Linux

First, what is LinuxLinux is an operating system, and the Android and iOS we use are Linux operating systems and UNIX-like operating systems respectively.Linux is also a server we often talk about. We look at the website, the game, the app behind

System: centos-7.0-1406-x86_64 Virtual machine VMware Workstation 10 Terminal Putty + Xshell Changes to the software version r.aminglinux.com Code centos7.aminglinux.com How to create a virtual machine

File Search Commandlocate 文件名Search by file name in the background database, fasterThis database is /var/lib/mlocate , its update rate by default is once a day, Linux version of different, name is different, Mac under/var/db/locate.datebaseYou can

The father of Linux is Linus Torvalds (Linastovo), who, in 1991, wrote his own computer operating system, named Linux, and published the source code when he was studying at the University of Helsinki.The father of the C language is Dennis M Ritchie (

First, Linux less command syntaxLess [parameter] fileThe less command is very powerful, only a few common parameters are introduced here, and more parameters are used to view the Linux help manual using man less.-B Set buffer Size-e When the file

This is my first time to write a blog, if there is any wrong place or the wrong place, please do not hesitate to enlighten!!! First, the concept of disk quotasBecause Linux is a multi-user managed operating system, Linux by default does not limit

believe that a lot of 90 of students are accompanied by such a number of words grow up, such as: "Oops, I see this 90 after this generation is ruined this society." All day long wasted youth, lament the Love, also not to learn to save this era. "You'

This example uses the centos6.5 version, the details are as followsFirst, to the official download Tomcat servicehttp://tomcat.apache.org/download-70.cgiIi. uploading Tomcat to a Linux serverI set up a rommr folder in the root directory is generally

Set IP address under Centos/linux1: Temporary modification:1.1: Modify IP Address# ifconfig Eth0 192.168.100.1001.2: Modify the gateway address# route add default GW 192.168.100.1 dev eth01.3: Modify DNS# echo "NameServer 8.8.8.8"

I am in the Linux system to give Gsunis this partition space allocation less, the other two space is not many, but the root directory of a lot of space, document requirements Gsunis partition at least 200G above, now I assign 2G, less too much, the

Basic Linux command format:command [parameters] [path file]The contents of square brackets can be omittedTo view the command help means:1 Man command name (Mans can also get configuration file, function Help)2 Command--help3 Help command (for

Basic Command 1.1 View disk partition usage: DFParameters: L: Show only local disks (default) A: Displays disk usage for all file systems, including, for example,/proc/ H: The most appropriate unit to display the

Solution to ping Baidu in Linux I encountered a problem when I learned about DNS today. My virtual machine can ping the IP address but cannot ping www.baidu.com www.qq.com or other domain names. First, the following error occurs: After several

Monitors the process memory usage of services selected in Linux, and linux memory usage [Code] 1 #! /Bin/bash 2 # program Function Description: 3 # monitor the process memory occupied by the services selected by the System 4 # Author: Standalone

Install apache2 + modsecurity and customize WAF rules in ubuntu16.04, I. Modsecurity rule syntax example SecRule is the main command of ModSecurity and is used to create security rules. The basic syntax is as follows: SecRule variables operator

Change host name under centos7.3 A new hostnamectl command is added to centos 7. In the operating system, enterhostnamectl --helpThe command information is displayed. [root@iz2ze8zj01sri4lezw8ibdz sysconfig]# hostnamectl --helphostnamectl [OPTIONS...

Linux help commandsHELP command:Man is the most commonly used (view the help documentation of the command)Man lsThe man-f command is equivalent to the whatis command. You can view the level of the current command.Man-k Command and all help commands

Extract files in five common formats in linux. Zip compression command (there is no problem with compressing Files And Directories ):Common compression formats:. zip. gz. bz2 .tar.gz .tar.bz2Format: zip compressed file name (compression name is not

Enable enable Nic to automatically obtain IP addresses in CentOS7 settings View Nic Information Ifconfig enp0s3: flags=4163 mtu 1500 inet 192.168.56.101 netmask 255.255.255.0 broadcast 192.168.56.255 inet6

Use of telnet commands in CentOSParameter description: -8: 8 characters are allowed, including input and output. -A tries to automatically log on to the remote system. -B uses the alias to specify the remote host name. -C does not read the.