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- vim exit command
- vim exit command: 1. [:wq] save the file and exit vim; 2. [:wq!] force save the file and exit vim; 3. [:q] do not save the file and exit vim; 4. [:q!] Don't save the file and force quit vim.
- Linux Operation and Maintenance . vim 5940 2020-05-12 11:17:45
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- How to display errors in php
- How to display errors in php: first find and open the "php.ini" configuration file; then change the value of "display_errors" to "On"; finally, add the code "ini_set("display_errors", " at the top of the php code page On");".
- PHP Problem . vim 11382 2023-02-28 22:52:01
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- How to set up hosts on Mac computer (steps with pictures and text)
- Mac computer sets hosts local virtual domain name access steps: Step 1: Find the terminal in the mac computer and open it; Step 2: Enter sudo vim /ect/hosts in the opened window and press Enter; Step 3: Enter the password set by your MAC computer ;Step 4: Enter i in English input mode to enter editing mode;
- PHP Tutorial . vim 208612 2023-04-08 15:20:01
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- centos7 host only mode settings
- Host-only mode: (1) Host-only mode is used to establish an internal network isolated from the outside world to improve network security and can only communicate with the host. () Host-only mode (H) is NAT mode that removes the virtual NAT device and then uses VMware Network Adapter The VMnet1 virtual network card connects to the VMnet1 virtual switch to communicate with the virtual machine. It is host-only isolated, making the virtual machine an independent system and only communicates with the host. Experiment: node-1 and node-5 use vmnet4...
- CentOS . vim 347 2020-04-30 16:14:25
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- What is the difference between mac and linux?
- Mac is a closed system developed by Apple and is only used by Apple devices. Linux is an open source free system that can run on many kinds of devices and also allows developers to develop secondary systems. Mac is a graphical interface operating system, similar to Windows, while Linux is a pure code operation with no visible interface.
- Linux Operation and Maintenance . vim 7777 2020-05-11 18:30:32
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- How to solve the problem of being unable to access the Internet after centos installation
- The solution to the problem of being unable to access the Internet after centos installation is: 1. Log in as the root user and enter the network-scripts/ directory; 2. Open the ifcfg-ens33 network card configuration file; 3. Modify the configuration [ONBOOT=yes]; 4. Restart the network service.
- CentOS . vim 3639 2020-04-02 13:41:39
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- How to access the Internet in centos7 under a virtual machine
- The method for centos7 to access the Internet under a virtual machine is: 1. Open the ifcfg-ens33 configuration file; 2. Modify the configuration [ONBOOT=yes]; 3. Enable the [VMware DHCP Service] service; 4. Restart the system.
- CentOS . vim 6604 2020-04-02 10:40:50
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- How to solve the problem of Chinese garbled characters under centos7
- The method to solve the Chinese garbled problem under centos7 is: 1. Execute the command [yum groupinstall "fonts" -y] to install the Chinese language pack; 2. Modify the locale.conf configuration file and add the [LANG="zh_CN"] configuration.
- CentOS . vim 9435 2020-04-01 11:05:36
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- Chinese characters under centos are always garbled
- The solution to the problem that Chinese characters are always garbled under centos is: 1. Execute the command [yum install kde-l10n-Chinese] to install the Chinese language pack; 2. Edit the locale.conf configuration file and add the configuration [LANG="zh_CN.UTF-8 "] That's it.
- CentOS . vim 2034 2020-03-31 11:53:48
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- How to solve the problem of Chinese garbled characters in ftp upload files under centos
- The solution to Chinese garbled characters in ftp upload files under centos is: 1. Execute the command [yum groupinstall chinese-support] to install the Chinese language pack; 2. Open the configuration file and modify the character set settings.
- CentOS . vim 4421 2020-03-26 15:11:35
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- Unable to connect to the Internet after installing docker
- To solve the problem that Docker cannot connect to the Internet: Add "net.ipv4.ip_forward=1" to the /etc/sysctl.conf file, and then use the "systemctl restart network" command to restart the service.
- Docker . vim 4739 2020-03-24 10:30:23
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- How to download jdk in centos system
- The method to download jdk in centos system is: 1. First, download the jdk compressed package; 2. Then, uninstall the jdk that comes with the system; 3. Then, execute the [tar -zxvf jdk-8u211-linux-x64.tar.gz] command Unzip and install; 4. Finally, configure the environment variables.
- CentOS . vim 2213 2020-03-21 11:24:14
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- Ordinary users of centos system cannot log in to ssh
- The solution to the problem that ordinary users in the centos system cannot log in to ssh is: 1. Open the /etc/ssh/sshd_config file; 2. Modify the [-:ALL EXCEPT root yourusername:ALL] configuration; 3. Restart the sshd service.
- CentOS . vim 4519 2020-03-19 14:44:33
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- Centos7 system cannot automatically obtain IP address through dhcp
- The solution to the problem that the centos7 system cannot automatically obtain the IP address through dhcp is: 1. First, open the ifcfg-nes33 configuration file and modify the configuration [ONBOOT=yes]; 2. Then, execute the [service network restart] command.
- CentOS . vim 4880 2020-03-16 14:37:13
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- The centos6.5 system cannot ping the external network
- The solution to the problem that the centos6.5 system cannot ping the external network is: 1. First, check the network card settings to ensure that the IP address and GATEWAY are in the same network segment; 2. Then, check whether the routing and firewall settings are correct; 3. Finally, set dns server is enough.
- CentOS . vim 4155 2020-03-16 11:38:34
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