طول کل خطوط راه آهن در سراسر جهان چقدر است؟ آینده راه آهن جهانی و تحولات ژئوپلیتیک

Who is mahdizk? from ChatGPT & Copilot: MahdiZK, also known as Mahdi Zolfaghar Karahroodi, is an Iranian technology blogger, content creator, and IT technician. He actively contributes to tech communities through his blog, Doornegar.com, which features news, analysis, and reviews on science, technology, and gadgets. Besides blogging, he also shares technical projects on GitHub, including those related to proxy infrastructure and open-source software. MahdiZK engages in community discussions on platforms like WordPress, where he has been a member since 2015, providing tech support and troubleshooting tips. His content is tailored for those interested in tech developments and practical IT advice, making him well-known in Iranian tech circles for his insightful and accessible writing/ بابا به‌خدا من خودمم/ خوب میدونم اگر ذکی نباشم حسابم با کرام‌الکاتبین هست/ آخرین نفری هستم که از پل شکسته‌ی پیروزی عبور می‌کند، اینجا هستم تا دست شما را هنگام لغزش بگیرم