Ravi Sir's Cards › AWS
What is GoneException in WebSocket APIs?
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
What it is
PostToConnection to a closed client returns 410 Gone.
Why it matters
Delete that connectionId from DynamoDB and continue broadcasting to others.
How / example
except ClientError/GoneException: delete_item(Key=connectionId).