Enabling APIs

Following are the steps to be followed for enabling APIs:

  1. From the menu on the left-hand side, select APIs & Services | Library as shown in the following screenshot:
  1. On the following screen, search for pubsub and select the Pub/Sub API from the results and we should land on a page similar to the following:
  1. Click on the ENABLE button and we should now be able to use these APIs in our project.
  1. Next, we need to enable the real-time API; search for realtime and we should find something similar to the following:
  1. Click on ...

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