Edit File/etc/sysconfig/network-scripts/ifcfg-eth0 Reference: Device=eth0//device name, do not modify bootproto=static//Do not modify broadcast= 10.10.22.255//broadcast address, generally the last ipipaddr=10.10.22.145 of the network segment//IP
The IP and subnet masks are permanently modified in Linux, and can be modified directly into the file with commands. It is recommended to modify it directly in the file.1, enter the network card configuration file
I. Initialization of the network1.ip Address modification (temporary effect)Using the Ifconfig commandIfconfig NIC name IP address Subnet mask[Email protected]/]# ifconfig eno16777736 192.168.100.112/24Modification of 1.IP address (permanent
TarThe tar command can be used to compress a packaged single file, multiple files, a single directory, and multiple directories.Common formats:Single file compression package tar czvf My.tar file1Multiple file compression Package tar czvf my.tar
1. Login with normal user firstSu-user12. Create a Directorymkdir/tmp/exploit/3. Use the ping command to create a hard linkLn/bin/ping/tmp/exploit/targetView Permissions[email protected] exploit]$ LLTotal 40-rwsr-xr-x. 2 root root 37928 Nov4.EXEC
When viewing process information through the PS and top commands, you can only find the relative path , the details of the process not found, such as the absolute path . At this point, we need to see the process details in the following ways:Linux
As a system administrator, you can often (at some point) need to see which users in your system are active. Sometimes you even need to know what they are doing. This article summarizes 4 ways to view system user information (by number (ID)).1. Use
RunLevel can be thought of as a system state, image a little, you can think runlevel a bit like Normal,safemode in Microsoft's Windows operating system, and command prompt only.Linux system has 7 runlevel (runlevel)RunLevel 0: System down state,
The composition of the regular expression:
General characters: characters with no special meaning
Special characters (meta characters): metacharacters, which have special meanings in regular expressions
Common meta-characters in
MAVEN's:Here is an example of the latest version of 3.3.9, which requires that the JDK is already installed on the machine.--Create a Maven folder in the home folder, download the installation file Setup folder: mkdir maven Download: wget
Rumors, Linux and Windows, his main purpose is in some servers, or on-chip system, so the human-computer interface is not as beautiful as windows, in fact, there is no need for that.So, the first step in learning Linux is to learn how to use the
# total number of cores =Number of physical CPUs × number of cores per physical CPU # Total Logical CPUs =Number of physical CPUs x number of cores per physical CPU X number of hyper-threads # View the number of physical CPUscat/proc/cpuinfo| grep "
1, detailed description of the process of encrypting communication, combined with the best diagram.650) this.width=650; "Src=" Http://s4.51cto.com/wyfs02/M02/89/7E/wKioL1gVnVyCzMPAAABPIZkr8Jg484.png-wh_500x0-wm_3 -wmp_4-s_2395998566.png "style="
Linux in enterprise applications, focusing on network servers, mission-critical applications (financial database, large Enterprise network management environment) and high-performance computing tasks.Linux focuses on desktop computers, handheld
MemcachedImport frequently-manipulated data into memoryMemcached is a high-performance, distributed memory storage system that can be seen as a huge hash table. Form: Key->valueKey (unique key value string) value (value, cannot hold resource)First,
' Small plane ' is a student, so contact with things, although extensive, but not proficient in this use of essays, record their own some of the learning process, as well as their own ideas, can have time to review their own, but also to help others.
Set the Xshell to support Chinese characters,
Run the echo $ LANG command to output the current encoding method. Run the locale command to obtain all available encoding methods in the system. To prevent Xshell from displaying garbled characters,
Vi Editor, Vi Editor
How to move the cursorH indicates to leftL indicates to the rightK indicates upJ indicates the following:Multiple rows can be moved together with the combination. For example, 30j indicates 30 rows are moved down.[Ctrl] + [f]
Docker-4 Use of Dockerfile, docker-4dockerfileDockerfile
FROM basic image
MAINTAINER maintains this information
RUN
ADD some files to the file, copy the file, and automatically decompress
Current WORKDIR working directory
Mount the VOLUME
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