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Linux adds update source method
In Linux, an update source refers to the source used to obtain software updates and patches. If you want to know more about Linux, you can read the articles below this topic.
How to set 777 permissions on a folder in LinuxHow to set 777 permissions on a folder in Linux: 1. Open a terminal window; 2. Use the "cd" command to enter the folder where you want to set permissions; 3. Use the "ls" command to check the permissions of the current folder. Enter the following command "ls -l"; 4. In the output of the "ls -l" command, the permissions of the target folder are usually displayed in a form similar to "drwxr-xr-x"; 5. Use the "chmod" command to set Folder permissions; 6. Use the "ls -l" command again to verify the new permission settings of the folder.
How to check which ports are open in LinuxLinux can check the opened ports through the following methods: 1. Use the netstat command "netstat -tuln", which will display all currently listening TCP and UDP ports; 2. Use the ss command "ss -tuln" to display the current Monitoring TCP and UDP ports; 3. Use the lsof command "lsof -i" to display the currently opened network connections and monitoring ports.
How to start and shut down nginx command in Linux1 Enter the installation directory whereisnginx\ 2. Enter the path: cd/usr/local/nginx/sbin 3 Start the nginx command: ./nginx appears below and the startup is successful 4 Check the status of nginx ps-ef|grepnginx If master appears, the startup is successful 5. Close the nginx command kill-98725 (the one above the process number) to close nginx\ 6. Stop the nginx command: ./nginx-sstop 7. Restart the nginx command: ./nginx-sreload
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