Zhè dàimǎ xiě de tài piàoliang le, nǐ shì dàlǎo ba?
This code is beautifully written, you must be a legend.
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Internet/gamer slang with a mock-deferential tone. Originally a mafia/triad term ('godfather'), now universally used online to flatter someone skilled.
usage
Opposite of 萌新 (noob). Often paired with 带带我 (carry me) or 求教 (please teach me).