about challenges?

Question

sometimes i find questions about something i have never read in the course like slice in java script and things like /g\g/ where i can learn about these t.i.a

Answer 1

Look things up; find other tutorials online (I hear YouTube is great)

Answer 2

You won't get everything from here only. Try expanding beyond to find the answers. Google things that you don't know or understand. Try finding answers by yourself by creating program. Trust me it makes learning a lot fun and easier

Answer 3

The course teaches just the basics. You can expand your knowledge using the internet.
Hint : Study JavaScript Regex Matching.

Answer 4

thanks