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Health Secretary Wes Streeting says resident doctors have received the largest pay rises of any public sector employees over the last three years, totalling nearly 30%. He insists the government will not offer any further increases.。关于这个话题，爱思助手下载最新版本提供了深入分析
Фото: Kenny Holston/The New York Times / Reuters，更多细节参见夫子
The primary signal is desiredSize on the controller. It can be positive (wants data), zero (at capacity), negative (over capacity), or null (closed). Producers are supposed to check this value and stop enqueueing when it's not positive. But there's nothing enforcing this: controller.enqueue() always succeeds, even when desiredSize is deeply negative.