How To Install libjson11-1 on Ubuntu 20.04
Introduction
In this tutorial we learn how to install libjson11-1
on Ubuntu 20.04.
What is libjson11-1
libjson11-1 is:
json11 is a tiny JSON library for C++11, providing JSON parsing and serialization.
The core object provided by the library is json11::Json. A Json object represents any JSON value: null, bool, number (int or double), string (std::string), array (std::vector), or object (std::map).
Json objects act like values. They can be assigned, copied, moved, compared for equality or order, and so on. There are also helper methods Json::dump, to serialize a Json to a string, and Json::parse (static) to parse a std::string as a Json object.
There are three methods to install libjson11-1
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 libjson11-1 Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install libjson11-1
using apt-get
by running the following command:
sudo apt-get -y install libjson11-1
Install libjson11-1 Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install libjson11-1
using apt
by running the following command:
sudo apt -y install libjson11-1
Install libjson11-1 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 libjson11-1
using aptitude
by running the following command:
sudo aptitude -y install libjson11-1
How To Uninstall libjson11-1 on Ubuntu 20.04
To uninstall only the libjson11-1
package we can use the following command:
sudo apt-get remove libjson11-1
Uninstall libjson11-1 And Its Dependencies
To uninstall libjson11-1
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove libjson11-1
Remove libjson11-1 Configurations and Data
To remove libjson11-1
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge libjson11-1
Remove libjson11-1 configuration, data, and all of its dependencies
We can use the following command to remove libjson11-1
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libjson11-1
References
Summary
In this tutorial we learn how to install libjson11-1
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.