MEMPHIS, Tenn. – The pilgrims will still weep at Elvis Presley's (search) grave, and the souvenir shops will still swarm with credit-card waving fans, an occasional black pompadour hardly drawing a ...

I'm learning Kotlin and ran across the Elvis operator. I understand what it does and that it's in other languages, but this is the first I've heard of it.

The code above shows traditional Java without ternary, traditional Java with ternary, and the Groovy Elvis operator. The Elvis operator makes the ternary operator even more concise. Like the safe ...