Çınar Çeçen

I'm Çınar Mert Çeçen, a 10th grade high school student. I'm interested in computers and software.

For more information about me, you can read the /about page.

Links:

Languages:

Featured

How to change the sudo password timeout

9 Jan, 2026

Learn how to increase or decrease the time sudo remembers your password before asking for it again.
How to show asterisks when typing sudo password

8 Jan, 2026

Learn how to enable pwfeedback in sudo to show asterisks as you type your password.
Thunderbird Mail'de harici PGP anahtarı (=yubikey/...) kullanımı

14 Sep, 2025

Thunderbird Mail'de GPG yada Yubikey gibi "harici" PGP anahtarlarını kullanma

How to make lecture show up forever in sudo

8 Jan, 2026

Learn how to permanently enable the "With great power comes great responsibility" warning message in sudo.
How to insult users who mistype their sudo password

8 Jan, 2026

Learn how to show insults to users who mistype their sudo password.