4
votes
2answers
312 views

What methods were used for online payments before API's and Paypal, etc

What methods (in programming/web dev terms) were used to take payments online before such things as Paypal, Google Checkout and various gateways and API's. How were such transactions carried out?
11
votes
6answers
4k views

Are Java's public fields just a tragic historical design flaw at this point?

It seems to be Java orthodoxy at this point that one should basically never use public fields for object state. (I don't necessarily agree, but that's not relevant to my question.) Given that, would ...