Linux

One, the difference between Linux and window1. Linux is strictly case-sensitive2. Everything in Linux exists in the form of a file3. Linux does not rely on the suffix name as the file type, but has a conventional suffix name. gz. bz2. tar.bz2. tgz

There are two ways to get the IP of a login in Linux sometimes. First Use who am I to get the login IP and then intercept the string:1. awk interception, sed replacementWho Am I | awk ' {print $} ' | Sed ' s/(//g ' | sed ' s/)//g '2. Cut

1. Common Command Recordls: Lists the files and directories in the current directory 　　 -al: Lists all file directories, including hidden files (. Start)Date: Displays the current date and time 　　 +%y/%m/%d: Displays the current date in 2011/01/01

The "/" root directory section has the following subdirectories:The/usr directory contains all commands, libraries, documents, and other files. These files will not be changed during normal operation. This directory also contains the main

Random number method1, Cat/proc/sys/kernel/random/uuid 75aae497-937b-4e4e-87e2-b1003f5a44f52, Rand-base64 65UMDQQ7PJ8K4A/J/UHLMEA6AHEHE9TXTDL3PP4W5UQYCSXUCK0OIOENTDTIPV/TCT sdwmpcvg0hxsn4nrimef52o=3.Date +%s%n1484147128662046039 4. Echo $RANDOM |md5

One: Command briefCD jump or switch to a directory (can enter or exit) Two: Command formatcd [directory to jump to]Three: Case1. cd.Return to the top level directory2. Cd/rootGo to the root directory650) this.width=650; "src="

Article from: http://www.linuxidc.com/Linux/2011-06/37180.htmStartis generally performed tomcat/bin/startup.sh,sh tomcat/bin/startup.shStop itTypically executes the SH tomcat/bin/shutdown.sh script commandViewExecute the PS-EF |grep tomcat output as

first, the experimental targetUse 3 virtual machines, build Vmnet2 and Vmnet3 two host-only network, realize interconnection between two networkssecond, the experimental environment Intranet External network Gateway

file structure under Linux/bin binary executable command/ Dev Device Special files/etc system administration and configuration Files/etc/rc.d startup configuration files and scriptsthe base point of the home user directory, such as the user's home

1,linux Boot levelLinux system has 7 runlevel (runlevel)RunLevel 0: System down state, system default RunLevel cannot be set to 0, otherwise it will not start normallyRunLevel 1: Single User working status, root privilege, for system maintenance,

I. Overview Objective Kernel How to manage hardware devices: polling, interrupts. Interrupt efficiency is high and the response is faster than polling because it takes advantage of the ' interrupt signal cycle polling ' that is done

Red Word bold for the compiler, different paths need to pay attention to modify the placeFirst, the source package download: zlib Official Download: http://www.zlib.net/ Dropbear Official Download:

1. Introduction to NFS(1) What is NFS?1) NFS is a shorthand for the net file system, which is the network filesystem. NFS was developed by Sun and launched in 1984 as an RPC (remote procedure Call) service system that enables us to share files and

Recently found that the Linux host restart always get the IP, each time to manually dhclient eth0, very troublesome.Thought about it, there might be a problem.So, there is this troubleshooting idea:1. Check if the NIC is connected on the boot:650)

can refer to http://www.cnblogs.com/iadanac/p/3859481.htmlIf you are prompted Tree:command not found, you can download the package-"extract-" compile-"copy to/usr/bin1. Download the compressed package2, check the configuration of environment

Original address: http://whosmall.com/?post=430This article tags: To Open the SSH linux subsystem Although Win10 comes with the bash function is very rich, the operation is also simple, but used to use Xshell, or choose to use the Xshell to

SecureCRT introduction, securecrt SecureCRT combines rock-solid terminal emulation with the strong encryption, broad range of authentication options, and data integrity of the Secure Shell protocol. SecureCRT combines solid terminal simulation with

Ubuntu16.04 install wps, ubuntu16.04wps First download a wps bantu version of the installation package (. deb file) URL: http://community.wps.cn/download/ Here is a recommended Installation Tool: gdebi (I did not find it myself, thanks !) Terminal:

Samba service configuration and samba Configuration Installation and configuration of the samba service: in Linux, we recommend that you share directories with other hosts in the network. 1. installation: Sudo apt-get install samba Ii. Configuration:

Linux Password protection, linux Password Change I have previously written a Linux password cracking method. Although it is very convenient to forget the password, others can easily crack your Liunx Vm, which poses a security risk. The following