Tag: Challenge

Learn that the “Hello, World!” program first appeared in Brian Kernighan’s 1974 programming examples and was popularized by the 1978 K&R C book.

Understand that on January 19, 2038, 32-bit Unix time will overflow, potentially causing software that uses 32-bit time_t to fail (similar to Y2K, but for Unix timestamps).

Discover Emacs’s “doctor” mode, an ELIZA-like chatbot from the 1960s embedded in the editor.

Install the `bb` package to watch a retro 3D ASCII art demo animation in your terminal.

Install and play the zen game ‘robotfindskitten’, where you roam as a robot (#) to find the kitten among random items.

Use the Tetris game included in BSD Games (`tetris-bsd`) or the one built into Emacs (`M-x tetris`) to play Tetris in a terminal environment.

Install the snake game (for example via the BSD games package or nsnake) to play the classic Snake in your terminal.

Discover how Atari’s Adventure (1979) hid the creator’s name, marking the first known Easter egg in a video game.

Learn about the famous incident in 1947 when a moth was found in a computer, coining the term ‘bug’.

Understand the calendar switch of 1752: 11 days were omitted when the British Empire adopted the Gregorian calendar.