https://www.gnu.org/fun/jokes/helloworld.html

Console.WriteLine("Hello World!");

Ec Emm this side is the best one ....

++++++++[< +++++++++>-]<. ++++[<+++++++>-]<+. +++++++.. +++.

++++++[<+++++++>-]<++. ------------. ++++++[<+++++++++>-]<+. <. +++. ------. --------.

++++[<++++++++>-]<+.

Camel case?

this_is_not_going_to_be_a_serious_debate

dc <<<'10435358689859 70511561 11297399 23 5 3 2 ******P'

note: lemmy's "smart quotes" vs its input sanitization required me to code-format the second half of that line (and not the first half) to make it copy+paste runnable.

console.log("Hello World!")

base64 -d <<<SGVsbG8gV29ybGQhCg==