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Rust · Intermediate · 14 h

Rust foundations

Ownership, borrowing and moves, enums and pattern matching, Result-based error handling, collections and unit tests with Cargo.

Why employers care: Rust's ownership rules are the main hurdle for newcomers. Teams hire people who can work with the borrow checker rather than fight it.

In the roadmaps for: Blockchain Developer

Lessons, in order

  1. Ownership, moves and borrowingRead the borrow checker's most common error, then pass data by shared and mutable references instead of moving it.3 min
  2. Result, enums and tests with CargoBuild a small ledger library that returns typed errors instead of panicking, refuses overdrafts with checked arithmetic, and is covered by unit tests.4 min