希望对新手爸妈有一些参考作用，尤其是北京的宝爸宝妈。
7月底，骗子冒充警察打我妈妈的电话，声称她的身份证被人冒用，涉嫌一宗300万元的诈骗大案，要求她配合“资金核查”，并套取了支付宝密码、银行卡号和密码。
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07:41, 28 февраля 2026Мир
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.