Skip to content

PRO TIP Block youtube.com at the DNS level — Pi-hole, NextDNS or your hosts file — but allow youtube-nocookie.com and i.ytimg.com. These tutorials keep playing; the rabbit hole does not.

Learning without distractions

strnlen() String Length Function (POSIX) | C Programming Tutorial

3.6K views on YouTube

How to use the strnlen() string length function in C, which is not part of the C standard but available in the POSIX C library and is safer than using the standard strlen() function. Source code: https://github.com/portfoliocourses/c-example-code/blob/main/strnlen.c. Check out https://www.portfoliocourses.com to build a portfolio that will impress employers!