How to pull refresh dates from one app to another?

[#1]

I have two qlikview applications ,let them be A and B. In  application A, i'm showing the refresh date of B. So whenever B get refreshes ,that particular refresh date should get updated in A application. Can anyone help me on how to achieve this?

Currently I'm updating the refresh date manually .How to automate it?

[xyz1]

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[#3]

It gives me the refresh date of current dashboard. But i want to show the reload date of other dashboard in my present dashboard.