AmeliaRuns

In How do you remember all the syntax?

A cheat sheet is a good idea. I'll start one.

26 Oct, 10:11 · 3

In Stage 2 — the quotes look normal to me

Word processors and some messaging apps "prettify" quotes automatically. Never copy code from a Word document.

25 Oct, 16:38

In Stage 2 — why reverse the loops?

Reset blocked = False at the start of each column, not before the outer loop. That's the usual bug.

25 Oct, 10:34 · 5

In Stage 2 — why separate ifs instead of elif?

This "elif vs separate ifs" distinction is one of the most useful things I learned here.

24 Oct, 18:03 · 1

In How strict should valid_email be?

For this challenge, keep it simple: one "@", something before it, and a dot in the part after it. Real-world validation is best done by sending a confirmation email — no regex catches everything.

23 Oct, 15:55 · 6

In Different error messages for pass 2 and pass 3

stdev is sample standard deviation; pstdev is population. For sensor readings, stdev is the usual choice.

22 Oct, 07:56 · 2

In Stage 2 — split("-") breaks LIFE-SUPPORT-4

rsplit! Didn't know it existed.

21 Oct, 09:06

In splitlines() vs split("\n")

Windows line endings, good point.

21 Oct, 08:50

In if __name__ == "__main__": — what is this for?

So importing it won't run the test print. That's useful.

20 Oct, 17:23

In Operator precedence — is there a simple rule? Solution

Division has the same priority as multiplication, so a + b + c / 3 divides only c. When in doubt, add brackets — they cost nothing and make the intent obvious.

19 Oct, 14:03 · 8