# Question about \`calculate\` node

**URL:** <https://discourse.nodered.org/t/question-about-calculate-node/24191>\
**Category:** General\
**Created:** [3 April 2020 21:52 UTC](https://discourse.nodered.org/t/question-about-calculate-node/24191 "2020-04-03T21:52:39Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Trying\_to\_learn](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/trying_to_learn/32/28400_2.png) [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Post date:** [3 April 2020 22:59 UTC](https://discourse.nodered.org/t/question-about-calculate-node/24191/3 "2020-04-03T22:59:47Z")

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(Sorry)

`node-red-contrib-calculate`

I am working on this problem:

[Watching for spikes of messages being sent.](https://discourse.nodered.org/t/rate-detection-can-it-be-done-easily/24188)

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