What is Real-Time?
Features that update instantly without needing to refresh the page
Why It Matters
Real-time features create engaging, interactive experiences like live chat or collaborative editing
Real-World Example
Seeing new messages appear instantly in a chat app without refreshing
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Related Terms
WebSocket
A persistent connection between browser and server that allows instant two-way communication
Polling
Repeatedly checking for new data at regular intervals
Backend
The behind-the-scenes part of an application that handles data, logic, and communication with databases
Cron Job
A scheduled task that runs automatically at specific times or intervals
Background Job
A task that runs behind the scenes without making users wait for it to complete
Middleware
Code that runs between receiving a request and sending a response, often handling common tasks