I prepare my coffee in a cup, and drink it with grounds. No milk, no sugar.
I am an embedded developer.
Sometimes when I’m too lazy to boil water, I leave coffee grounds with cold water in a cup overnight, the coffee is strong enough in the morning, and no need to wait for it to cool.
Nah, it will end up simply as “John” in the database. You need “John%sDoe” to crash C software with unsafe printf() calls, and even then it’s better to use several “%s”