make_tuple

[heifner]

https://docs.eosnetwork.com/docs/latest/smart-contracts/actions#creating-the-tuple

Common issue with make_tuple is using literal c-strings like make_tuple(name, "withdrawl") instead of make_tuple(name, std::string("withdrawl")). Worth pointing this out in the docs.

Also would be nice to provide an example of defining a struct instead of using make_tuple.

Example:
https://github.com/cc32d9/eosio_point_of_sale/blob/dabf7c048130dc3be0197b120f7a2a73fcac1fe1/contracts/pos.cpp#L880