Learning and sharing IT knowledge.
Yang Ju-jong (ahalinux@naver.com)
Majored in Computer Science. Teaching IT fundamentals since 2000.
Subjects: Linux · Python · C · C++ · Java · Database · Data Structures
Observing the changes in Artificial Intelligence (AI) and striving to adapt.
I have communicated with approximately 15,000 students through public enterprises, large corporations, education centers, and special university lectures.
I focus on lectures for beginners and entry-level students.
▶ You can continue to find me on the IT Basics channel.
YouTube Channel IT Fundamentals: Operating since 2016 (Subscribers: 14,700 as of March 2026)
Naver Cafe IT Basics: Operating since 2010 (16,700 members as of March 2026)
Naver Blog IT Basics: Operating since the early days in 2003 (Total visitors: 3,380,000 as of March 2026)
Even after the course period ends, we promise lifetime after-sales support through the channels above.