What is GCM push notification?

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What is GCM push notification?

Google cloud messaging (GCM) is an Android platform API provided by Google for sending and receiving push notifications to and from an Android application. This is one of the most important arsenal in an Android developer’s armory. Push and pull are two types of notifications using which messages are transferred.

How does Facebook notification system work?

When someone like your posts, comments, send message, etc, facebook sends a notification as soon as the event done.

What is the difference between GCM and FCM?

2 Answers. FCM is the new version of GCM under the Firebase brand. It inherits GCM’s core infrastructure to make sure we continue to deliver messages reliably on Android, iOS and Chrome. FCM is the new version of GCM under the Firebase brand.

What is GCM service on Android?

Google Cloud Messaging (GCM) is a service that allows you to send push notifications from your server to your users’ Android devices, and also to receive messages from devices on the same connection.

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How do you send push notifications on Facebook?

On the mobile app, scroll down to Notifications and select Notification Settings. Under What Notifications You Receive, you’ll see the different Facebook notifications you can receive. Select a notification to adjust its Push setting. Set the Push setting to On or Off.

How do I get push notifications for Facebook?

To turn on Facebook push notifications through Google Chrome for Android:

  1. Install the latest version of Chrome.
  2. Open the browser and log into m.facebook.com.
  3. Scroll down and tap Settings.
  4. Tap Notifications, then tap See More.
  5. Tap Other Notifications.
  6. To the right of Push, tap to select ON or OFF.

How do I send push notifications?

Send Push Notifications to your Android app

  1. Step 1 – Sign up for a Pusher account.
  2. Step 2 – Set up your free Beams instance.
  3. Step 3 – Integrating the Beams SDK into your Android project.
  4. Step 4 – Start sending notifications.

What are Facebook notification dots?

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You can change what you get notified about when you’re on and off Facebook. While push notifications are sent to you when you aren’t using Facebook, in-app notifications appear as notification dots.

Is GCM free?

So, it’s free. The limit is not mentioned anywhere in the docs, however there’s a limit on the Firebase realtime database, as mentioned in the FAQs: Firebase imposes hard limits on the number of connections to your app’s database at the same time.