How To Install g++-7 on Ubuntu 20.04
Introduction
In this tutorial we learn how to install g++-7
on Ubuntu 20.04.
What is g++-7
g++-7 is:
This is the GNU C++ compiler, a fairly portable optimizing compiler for C++.
There are three methods to install g++-7
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install g++-7 Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install g++-7
using apt-get
by running the following command:
sudo apt-get -y install g++-7
Install g++-7 Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install g++-7
using apt
by running the following command:
sudo apt -y install g++-7
Install g++-7 Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude
using the following command.
sudo aptitude update
After updating apt database, We can install g++-7
using aptitude
by running the following command:
sudo aptitude -y install g++-7
How To Uninstall g++-7 on Ubuntu 20.04
To uninstall only the g++-7
package we can use the following command:
sudo apt-get remove g++-7
Uninstall g++-7 And Its Dependencies
To uninstall g++-7
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove g++-7
Remove g++-7 Configurations and Data
To remove g++-7
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge g++-7
Remove g++-7 configuration, data, and all of its dependencies
We can use the following command to remove g++-7
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge g++-7
References
Summary
In this tutorial we learn how to install g++-7
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.