4 ms·

Not top 5 languages, but Scala & Rust fit the bill.

• phil294 5y ago
  Even JavaScript does, with strictest TypeScript settings (not on Exceptions though). When I returned to a Java project recently, the lack of null safety was seriously off-putting. It does indeed feel like the "billion-dollar mistake" of programming.
• deepsun 5y ago
  Kotlin as well. The result type is "String?".