How Do You Properly Format Headers in cURL Requests? or What’s the Best Way to Include Headers in a c

Man, I’ve been there. One thing nobody mentions: some APIs silently ignore headers if they’re malformed. Double-check the docs for exact header names.

And yeah, case matters. "content-type" might not work where "Content-Type" does.

For testing, I swear by Insomnia (https://insomnia.rest). Way friendlier than curl for debugging.