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Ada SPARK convert string to integer

I need help some help with Ada SPARK. I would like to save a string like "1" into an integer variable. Background: I would like to read numbers from the command

MongoDB aggregation: Counting results of the lookup without joining

I'm working with this query: customers.aggregate: [ {$lookup: { from: "users", localField: "_id", foreignField: "customerId", as: "users"

Dataframe Structure Problems and Calculation of new Dataframe

So I got this dataframe (dataframe 1): # A tibble: 6 x 27 # Groups: authority_dic, Full.Name [6] authority_dic Full.Name Entity `4_2020` `3_2020` `7_202

I have a Shopping Cart Data and this Data I want to send the review Page . How to do it?

Note : I am using react app . I want to create like this https://ema-john.firebaseapp.com/review website. Thank you.

Implicit declaration of function loop1 and loop2

The errors I get on loop1 and loop2 are: data definition has no type or storage class and Implicit declaration of function loop1 and loop2 Also can anyone s

Using Minitest, how do I stub calls to several different class methods