12:15: One group of protesters breaches the walls of the parliament compound. Police fire tear gas and use batons. The crowd does not retreat, even as organisers urge people on Discord to pull back.
Екатерина Щербакова (ночной линейный редактор)
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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.
（十）加强组织领导。各级教育部门、各级科协应加强对高校科普工作的统筹协调。高校应认真履行科普社会服务职能，将科普工作纳入学校中长期发展规划和年度计划，建立健全由党委领导、高校科协牵头、多部门协同的常态化科普工作机制，定期研究部署科普工作。