How To Install node-async on Debian 9

Introduction

In this tutorial we learn how to install node-async on Debian 9.

What is node-async

node-async is:

Node is an event-based server-side JavaScript engine.

Async is a utility module which provides straight-forward, powerful functions for working with asynchronous Javascript. Although originally designed for use with Node, it can also be used directly in the browser.

Async provides around 20 functions that include the usual ‘functional’ suspects (map, reduce, filter, forEach??) as well as some common patterns for asynchronous control flow (parallel, series, waterfall??). All these functions assume you follow the Node convention of providing a single callback as the last argument of your async function.

This provides async for use with Node.

There are three methods to install node-async on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install node-async Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install node-async

Install node-async Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install node-async

Install node-async 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 node-async using aptitude by running the following command:

sudo aptitude -y install node-async

How To Uninstall node-async on Debian 9

To uninstall only the node-async package we can use the following command:

sudo apt-get remove node-async

Uninstall node-async And Its Dependencies

To uninstall node-async and its dependencies that are no longer needed by Debian 9, we can use the command below:

sudo apt-get -y autoremove node-async

Remove node-async Configurations and Data

To remove node-async configuration and data from Debian 9 we can use the following command:

sudo apt-get -y purge node-async

Remove node-async configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge node-async

Dependencies

node-async have the following dependencies:

• nodejs

References

• node-async website

Summary

In this tutorial we learn how to install node-async package on Debian 9 using different package management tools: apt, apt-get and aptitude.