[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-03-21 UTC."],[[["This webpage provides documentation for the `ExactlyOnceAckHandler::Impl` class within the Google Cloud Pub/Sub C++ library, spanning multiple versions from 2.11.0 up to the latest release candidate, 2.37.0-rc."],["The `ExactlyOnceAckHandler::Impl` class enables the mocking of the `ExactlyOnceAckHandler` in applications, which helps to ensure a message is processed only once."],["Key functionalities of the `ExactlyOnceAckHandler::Impl` class include the `ack()`, `nack()`, and `delivery_attempt()` methods, each of which has a specific function in the processing of messages."],["The `ack()` and `nack()` methods, which are core to the class, return a future status, while `delivery_attempt()` returns a 32 bit integer."]]],[]]
