How To Install libqrcodegen-java on Debian 12

Learn how to install libqrcodegen-java on Debian 12 with this tutorial. libqrcodegen-java is QR Code generator library in multiple languages - Java version

Introduction

In this tutorial we learn how to install libqrcodegen-java on Debian 12.

What is libqrcodegen-java

libqrcodegen-java is:

This project aims to be the best, clearest QR Code generator library in multiple languages. The primary goals are flexible options and absolute correctness. Secondary goals are compact implementation size and good documentation comments. Core features:

  • Available in 7 programming languages, all with nearly equal functionality: Java, JavaScript, TypeScript, Python, C++, C, Rust
  • Significantly shorter code but more documentation comments compared to competing libraries
  • Supports encoding all 40 versions (sizes) and all 4 error correction levels, as per the QR Code Model 2 standard
  • Output formats: Raw modules/pixels of the QR symbol (all languages), SVG XML string (all languages except C), BufferedImage raster bitmap (Java only), HTML5 canvas (JavaScript and TypeScript only)
  • Encodes numeric and special-alphanumeric text in less space than general text
  • Open source code under the permissive MIT License

This package contains the libarary for Java.

There are three methods to install libqrcodegen-java on Debian 12. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install libqrcodegen-java Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install libqrcodegen-java using apt-get by running the following command:

sudo apt-get -y install libqrcodegen-java

Install libqrcodegen-java Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install libqrcodegen-java using apt by running the following command:

sudo apt -y install libqrcodegen-java

Install libqrcodegen-java 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 Debian. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install libqrcodegen-java using aptitude by running the following command:

sudo aptitude -y install libqrcodegen-java

How To Uninstall libqrcodegen-java on Debian 12

To uninstall only the libqrcodegen-java package we can use the following command:

sudo apt-get remove libqrcodegen-java

Uninstall libqrcodegen-java And Its Dependencies

To uninstall libqrcodegen-java and its dependencies that are no longer needed by Debian 12, we can use the command below:

sudo apt-get -y autoremove libqrcodegen-java

Remove libqrcodegen-java Configurations and Data

To remove libqrcodegen-java configuration and data from Debian 12 we can use the following command:

sudo apt-get -y purge libqrcodegen-java

Remove libqrcodegen-java configuration, data, and all of its dependencies

We can use the following command to remove libqrcodegen-java configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge libqrcodegen-java

Dependencies

libqrcodegen-java have the following dependencies:

References

Summary

In this tutorial we learn how to install libqrcodegen-java package on Debian 12 using different package management tools: apt, apt-get and aptitude.