https://medium.com/learning-rust/rust-the-tough-part-2ea11ed3693e https://medium.com/learning-rust/rust-the-tough-part-2ea11ed... ; This is all about Ownership,

https://medium.com/learning-rust/rust-the-tough-part-2ea11ed3693e https://medium.com/learning-rust/rust-the-tough-part-2ea11ed... ; This is all about Ownership, Borrowing,Lifetimes & Lifetime Elision. Might be helpful for you.