Install Vim, Telnet, ifconfig, ping command in Docker container

When using a Docker container, there are times when Vim is not installed, and when you tap the VIM command, you are prompted to say: Vim:command not found, this time you need to install VIM, but when you knock Apt-get install Vim command, prompt:

Reading Package Lists ... Done
Building Dependency Tree
Reading state information ... Done
E:unable to locate package vim

This is the time to knock:apt-get update,

The purpose of this command is to synchronize the indexes of the sources listed in /etc/apt/sources.list and /etc/apt/sources.list.d , This will get you to the latest package.

After the update is complete, then knock the command:

Apt-get Install vim installation vim

apt-get Install Telnet installation telnet

apt-get install net-tools installation ifconfig

Apt Install iputils-ping ping

Install Vim, Telnet, ifconfig, ping command in Docker container