Shared_ptr is a smart pointer that retains shared ownership of an object through a pointer.

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MQTT Topics & Best Practices - MQTT Essentials: Part 5

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MQTT Publish, Subscribe & Unsubscribe - MQTT Essentials: Part 4

Protocol buffers are Google’s language-neutral, platform-neutral, extensible mechanism for serializing structured data – think XML, but smaller, faster, and simpler.

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MQTT Client and Broker and MQTT Server and Connection Establishment Explained - MQTT Essentials: Part 3

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Publish & Subscribe - MQTT Essentials: Part 2

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Introducing the MQTT Protocol - MQTT Essentials: Part 1

Qt是一个跨平台的C++软件开发框架，而Qt的核心机制是信号槽，关于信号槽，Qt官方的表述是: