Good sites comparing Ruby on Rails with other frameworks
Java to Rails:
Evaluation: moving from Java to Ruby on Rails for the CenterNet rewrite
PHP to Rails:
APPIP ERROR: amazonproducts[
AccessDeniedAwsUsers|The Access Key Id 1ZNGM52M8EWAXJFFRR82 is not enabled for accessing this version of Product Advertising API. Please migrate your credentials as referred here https://webservices.amazon.com/paapi5/documentation/migrating-your-product-advertising-api-account-from-your-aws-account.html.
]
APPIP ERROR: amazonproducts[
AccessDeniedAwsUsers|The Access Key Id 1ZNGM52M8EWAXJFFRR82 is not enabled for accessing this version of Product Advertising API. Please migrate your credentials as referred here https://webservices.amazon.com/paapi5/documentation/migrating-your-product-advertising-api-account-from-your-aws-account.html.
]
Очень вам признателен, действительно полезная инфа.