How can I scan barcodes on iOS? [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. We don’t allow questions seeking recommendations for books, tools, software libraries, and more. You can edit the question so it can be answered with facts and citations. Closed 9 months ago. The community reviewed whether to reopen this question 9 … Read more

Why does IntelliJ give me “Package doesn’t exist” error?

I’m trying to use the barbecue barcode printing library. I have successfully added the library to IntelliJ through project structure add library. Then I imported the packages and wrote the methods, which gave me no error. The packages were available in the class. But when I compile it gives me the error: error: package net.sourceforge.barbecue … Read more