I cannot create an article about "t_rn" because this term is not established or commonly understood in a technical or general context. It's possible this is a typo, an abbreviation specific to a niche field, or even a deliberately obfuscated term. To create a helpful and informative article, I need a clearer understanding of the intended subject.
If you can provide more context or clarify what "t_rn" refers to (e.g., a programming concept, a specific acronym, a technical term from a particular field), I can then research and write a relevant and informative article, drawing on resources like Stack Overflow (with proper attribution) when applicable and adding my own analysis and explanations.