3 ms·
also, MQTT has a "retain" flag that lets a publish linger on a topic to be read later, even when the publisher has gone offline. Seems like "shadows" is a fanc
by PCaponetti 11y ago
also, MQTT has a "retain" flag that lets a publish linger on a topic to be read later, even when the publisher has gone offline. Seems like "shadows" is a fancy name for what MQTT already gives you.
- nivertech 11y agoAWS IoT doesn't support retained messages.