Why does this data need to change, and who can change it?
| Error | Don't Just Say | Ask Instead |
| E0596 | "Add mut" | Should this really be mutable? | | E0499 | "Split borrows" | Is the data structure right? | | E0502 | "Separate scopes" | Why do we need both borrows? | | RefCell panic | "Use tryborrow" | Is runtime check appropriate? |
CRITICO: utilizzare per problemi di mutabilità. Trigger: E0596, E0499, E0502, impossibile prendere in prestito come mutabile, già preso in prestito come immutabile, mut, &mut, mutabilità interna, Cell, RefCell, Mutex, RwLock, 可变性, 内部可变性, 借用冲突 Fonte: goooice/rust-skills.