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2answers
163 views

What is a good method for auto-testing a customers API credentials on Authorize.Net?

In our app, customers put in their own unique API credentials for Authorize.Net. So basically, each customer account has a different Login ID and Transaction Key, as supplied by Authorize.Net. We're a ...
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1answer
69 views

Changing shipping options using the Google Checkout Shopping Cart

Not sure if this is the right forum for this question, so I asked on StackOverflow as well. But, Is it possible to set the shipping options in Google Checkout without using the server-server ...