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Account security: 1,User information file /etc/passwd # Format: account:password:UID:GID:GECOS:directory:shell # User name: Password: user ID: group ID: user description: Home Directory: shell after login root:x:::root:/root:/bin/bash # View logged in users: cat /etc/passwd | grep /bin/bash # View users with UID=0 awk -F: '$3==0{print $1}' / ...

1, Task structure 2, Test purpose and requirements 1. Experimental purpose 1. Installation and verification of high availability fully distributed mode of HBase 2. Complete the installation of high availability full distribution mode of HBase 3. The related service processes of HBase can be started normally 4. HBase console can be used ...

What to do to run the Niuke discussion area project 1. IDEA import project 2. Open MySQL and SQLyog databases 3. Open Redis: double click Redis server exe F:\Crazy God said Redis Software\Redis-x64-3.2.100(Windows Version) redis-cli.exe can also be opened by double clicking to view the data in Redis library [11] at any time. 127.0.0.1: ...

New Oracle database instance without Linux interface according to https://blog.csdn.net/qq_24058757/article/details/88220437 Summarize and sort out your own new instance process after step operation Memory check Check the memory. There should be no problem. If the memory is small, pay attention to the mounting [oracle@oracledb ~]$ grep -i m ...

Author: Panda Transferred from: http://siye1982.github.io/2016/02/25/linux-list/ Although most of my work is Java related development, I am exposed to Linux every day, especially after using Mac. I work in the command line environment with black background every day I don't have a good memory. I can't remember many useful linux commands very ...

chapter16 network IPC: socket socket descriptor To create a socket, call the socket function /* domain: Communication domain type: socket type protocol: agreement */ int socket(int domain,int type,int protocol); //If successful, the file (socket) descriptor is returned Socket communication domain is divided into: fielddescribeAF_I ...

1. Readme I have been using vscode for more than three years. Most of them write python programs and occasionally C + + programs, but they are not complex and do not involve other third-party libraries. Even if third-party libraries are involved, most of them write CMakeLists files first, and then compile and run it with the standard cmake... ...

catalogue   1, DHCP service foundation 1.1.DHCP service overview 1.2. Advantages of DHCP 1.3.DHCP allocation method 1.4.DHCP lease process 1.4.1 client request IP address 1.4.2 server response 1.4.3. Client select IP address 1.4.3 server lease determination 1.4.4 re login 1.4.5 renewal of lease 2, DHCP dynamic configuration host ad ...

Website service program Web services generally refer to services that allow users to access various resources in the Internet through a browser, Web network service is a passive access service program, that is, it will respond only after receiving the request from other hosts in the Internet. Finally, the web server used to provide the servi ...

I Nginx install 1. Go to the official website http://nginx.org/ Download the corresponding nginx package. It is recommended to use a stable version 2. Upload nginx to linux system 3. Installation dependent environment (1) Install gcc environment yum install gcc-c++ (2) Install PCRE library for parsing regular expression yum install -y ...