How to verify Hyplerledger Composer Prerequisites on Ubuntu?

You can use the following commands to verify Hyplerledger Composer Prerequisites on Ubuntu:

1. Verify Docker Engine:

$ docker --version

Docker version 18.09.2, build 6247962

$ ps -e | grep dockerd
17939 ?        00:39:58 dockerd

2. Verify Docker Compose:

$ docker-compose --version

docker-compose version 1.23.2, build 1110ad01

3. Verify Node:

$ node --version

v8.10.0

4. Verify npm:

$ npm --version

3.5.2

6. Verify git:

$ git --version

git version 2.17.1

7. Verify Python:

$ python --version

Python 2.7.15rc1

If you need install any of the required packages manually, you can run use the "apt" command to do so. For example:

$ sudo apt update
... updating application package database

$ sudo apt install curl
... installing the "curl" package

$ sudo apt install npm
... installing the "npm" package

$ sudo apt install nodejs
... installing the Node.js package

⇒ Install Hyperledger Composer on UBuntu

⇐ Install Composer Prerequisites on Ubuntu

⇑ Install Hyplerledger Composer Environment

⇑⇑ Hyperledger Composer Tutorials