Hello World!

"Hello World"¹ has become the beacon for all developers since Carnigan & Richie.

In the same way one would expect a baby to say its first words, a developer will long for having a new service to provide the first response, usually in this widely used expresion.

Hello World

flowchart LR
    A((User)) --> B((Program))
    B -->|Hello World!| A

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Footnotes

1. https://en.wikipedia.org/wiki/%22Hello,_World!%22_program ↩