It gives you the ability to protect a resource with a defined security constraint and then define the user roles that can access the protected resource.

它向您提供使用定义的安全约束保护资源的能力，然后定义可以访问受保护资源的用户角色。

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For this constraint, the ROLE defined in the first stanza is listed as a required ROLE for this resource.

这个约束规定，用户必须属于第一部分中定义的角色，才能使用这个资源。

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In Stanza 3, we define a security constraint for comment.groovy which is the RESTful resource handling our AJAX services.

在第三部分中，为comment . groovy定义一个安全约束，comment . groovy是一个处理AJAX请求的rest式资源。

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The larger economic case is that while of course I agree that there is a real constraint on economic growth from resource depletion, I think that that as a binding constraint is a lot further away than many seem to realise.

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Even normally cautious bodies like the International Energy Agency and the Organisation for Economic Co-operation and Development are sounding the alarm, with the latter recently releasing a comprehensive report forecasting a world in 2050 that will be defined by resource constraint and its economic impacts.

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Rather, it challenges teams to make short-run and long-run resource allocation decisions in the face of a binding fiscal constraint.

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