Drop practice problems in Rust

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Showing 21 of 21

Title	Difficulty	Category
Build Rc<T> and RefCell<T> from scratch	Hard	End-to-End
Cancellation is just: stop polling and drop	Medium	Framework
Capstone: an ownership-only job scheduler	Hard	End-to-End
Capstone: audit and repair an unsound abstraction	Hard	End-to-End
Capstone: build a thread pool	Hard	End-to-End
Clone: explicit, deep, and never free	Easy	Primitives
Conditional moves and drop flags	Hard	Primitives
Drop order in composite structures	Medium	Primitives
Drop order is specified	Medium	Primitives
drop(x) is just a function	Easy	Primitives
E0509: a Drop type is an atom	Hard	Primitives
Futures are lazy: nothing happens until you poll	Easy	Primitives
Implementing a reference-counted pointer	Hard	Framework
Implementing `Vec`: layout, allocation, push, pop	Hard	Framework
Leaking is safe	Hard	Primitives
Leaking is safe, and exception safety	Hard	Framework
`let _ =` versus `let _x =`: the guard that dies instantly	Medium	Primitives
Partial initialisation and leak-free unwinding: a `MaybeUninit` ring buffer	Hard	Framework
RAII: build your own guard	Medium	Primitives
Reference cycles leak memory	Hard	Primitives
Shadowing is not moving	Easy	Primitives