Understanding First Network Example in Hyperledger Fabric (Part 1)

This is a practical guide for Hyperledger Fabric, currently the most popular permissioned blockchain framework in business world.

Hyperledger Fabric comes with a lot of examples, and among them, the First Network is always the one we begin with (Building Your First Network). The official documentation is very detailed in explaining the First Network. However it presents me certain challenges when I follow the steps.