How to resolve getting stuck during the installation of gcc on Ubuntu?

If you encounter a freeze while installing GCC on Ubuntu, you can try the following solutions:

1. Check the network connection: Make sure the network connection is working properly, you can try using the ping command to test if the network connection is functioning correctly.
2. Changing software sources: Sometimes, the default software sources in Ubuntu may have issues. You can try switching to other software sources by editing the /etc/apt/sources.list file and replacing the default sources with other available ones. Then, run the sudo apt update command to update the list of software packages.
3. Using a proxy: If you are behind a firewall, you may need to configure a proxy in order to connect to the software source. You can set the proxy environment variables in the terminal, for example: export http_proxy=http://proxy.example.com:port and export https_proxy=http://proxy.example.com:port.
4. Clearing apt cache: Sometimes, damaged packages in the apt cache can cause installation to hang. You can try clearing the apt cache and then running the installation command again. Use the following command to clear the apt cache:
5. Clear cached package files and clean up unused dependencies.
6. Then, execute the installation command again.
7. Use domestic mirrors: Sometimes connecting to overseas software sources can be slow, you can try using domestic mirror sources to download installation packages. Replace the default software sources with domestic mirror sources in the /etc/apt/sources.list file, and then run the sudo apt update command to update the software package list.

If the above methods are not able to solve the problem, it may be caused by other issues. You can provide more error information or logs to better help you solve the problem.