Presence
- Can I add data to presence userId?
- Can I adjust the timeout period for presence?
- Can I retrieve historical presence data?
- Can I subscribe to presence messages only?
- Can I use the same userId by multiple clients?
- Can PubNub call my server via Web Hooks when presence events occur?
- Do client disconnects trigger leave events?
- Do presence events work with channel groups?
- Does a subscribe trigger a join event immediately?
- Does multiplexing apply to presence channels?
- How do I configure the channel presence feature?
- How do I enable the Presence feature?
- How do I track presence of unique clients?
- Is a join event triggered twice on the same userId?
- Is Presence Enabled on a Per-Key or Per-Account Basis?
- Presence Management - Configuring Presence Access Control Lists
- What is channel presence?
- When do Presence Events Trigger?
- Where is channel presence documented?
- Where is the presence app tutorial?
- Why do I see presence usage with Presence feature disabled?