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- How to delete users and user groups in centos system
- The method to delete users and user groups in the centos system is: 1. First, execute the command [userdel testuser] to delete the system user; 2. Then, execute the command [groupdel testgroup] to delete the user group.
- CentOS 2337 2020-03-19 18:34:50
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- How to upgrade the kernel of centos system
- The method to upgrade the kernel of centos system is to directly execute the command [yum -y --enablerepo=elrepo-kernel install kernel-ml.x86_64 kernel-ml-devel.x86_64] to complete the upgrade.
- CentOS 3489 2020-03-19 18:28:46
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- How to input Chinese in centos system terminal
- The method to input Chinese in the centos system terminal is: 1. Switch to the root user and execute the [yum install -y "@Chinese support"] command to install the Chinese package; 2. Open the system settings and add the Chinese input method to the system. .
- CentOS 2665 2020-03-19 18:22:38
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- How to save and exit after modifying files under centos system
- The method to save and exit after modifying a file under centos system is: 1. First, press the ESC key to switch to the command line mode; 2. Then, select different commands according to actual needs, such as [:wq] to save the file and exit vi.
- CentOS 4580 2020-03-19 18:14:38
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- What should I do if my centos system cannot access the Internet?
- The solution to the problem that the centos system cannot access the Internet is: 1. Open the [/etc/network-scripts/ifcfg-ens33] file; 2. Modify the configuration [ONBOOT=yes]; 3. Execute the command [service network restart] to restart the network card.
- CentOS 4546 2020-03-19 18:04:52
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- An error occurred when setting up the basic software repository when installing centos system
- The solution to the error in setting up the basic software warehouse when installing the centos system is: 1. Install Git; 2. Generate the public key on the server; 3. Execute the command [cat ~/.ssh/id_rsa.pub] to view the content of the public key, and Just add the public key to the code cloud.
- CentOS 10817 2020-03-19 17:56:59
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- How to check whether apache is installed in centos system
- The way to check whether apache is installed on the centos system is to check directly by executing the [rpm -q httpd] command. You can also view it by executing the command [apachectl -v]. If it is prompted that there is no such method, it means that apache is not installed on the system.
- CentOS 5502 2020-03-19 17:46:15
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- How to check whether mysql is installed in centos system
- The way to check whether mysql is installed in centos system is: 1. Check by executing the command [yum list installed mysql*]; 2. Check by executing the command [rpm -qa | grep mysql*].
- CentOS 3983 2020-03-19 17:35:25
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- What system is centos?
- centos is a community enterprise operating system, which is one of the Linux distributions. centos is compiled from the source code released by [Red Hat Enterprise Linux] in accordance with open source code regulations, and is completely open source.
- CentOS 12341 2022-07-28 11:44:24
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- Centos cannot access the external network under the virtual machine
- The solution to CentOS being unable to access the external network under the virtual machine is: 1. Change the network connection mode to NAT mode; 2. Open the Network and Sharing Center, set VMnet8 and VMnet1 to automatically obtain IP; 3. Execute the [service network restart] command to restart network card.
- CentOS 1804 2020-03-19 16:58:15
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- Solution to Chinese garbled code in vi in centos
- Solution to Chinese garbled code in vi in centos: Open the vimrc file and add two lines of code "let &termencoding=&encoding" and "set fileencodings=utf-8,gbk" to solve the problem.
- CentOS 3485 2020-03-19 16:52:55
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- The difference between centos7 and centos6
- The differences between centos7 and centos6: 1. The file systems used are different. 2. The default scheduling algorithms of hard disks are different. 3. The kernel versions are different. 4. CentOS6 supports USB2.0 and CentOS7 supports USB3.0.
- CentOS 3716 2020-03-19 16:34:56
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- Centos system does not display network card information
- The solution to the centos system not displaying the network card information is: 1. Execute the [vim ifcfg-eth0] command to open the network card configuration file; 2. Modify the configuration [ONBOOT=yes]; 3. Execute the [service network restart] command to restart the network service.
- CentOS 2865 2020-03-19 16:33:37
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- How to solve the problem that the centos system network card cannot be started
- The solution to the centos system network card failure to start is: 1. Stop NetworkManager; 2. Execute the [systemctl disable NetworkManager] command to disable the NetworkManager management suite.
- CentOS 4909 2020-03-19 16:22:42
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- What should I do if the centos system cannot find the network card configuration file?
- The solution to the problem that the centos system cannot find the network card configuration file is: 1. Check the UUID information of the network card and the MAC address of eth5; 2. Copy the ifcfg-eth0 file and rename it to ifcfg-eth5; 3. Modify the configuration file; 4. Restart the network card.
- CentOS 3991 2020-03-19 16:12:49
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