2026-03-11 14:00:00
保持技术前沿：订阅Tom's Hardware资讯周刊
，更多细节参见有道翻译
We can do this by adding a boolean dirty flag to each node. If it’s set to true, then this is a node that needs to be recalculated. Otherwise, it’s up-to-date. Let’s start with these flags all set to false — we have an up-to-date tree. Now, when we update the input node, we can iterate over all the children of that node, and follow a simple algorithm:
"后台安全增强"的正式启用与加入Glasswing计划这两件事相隔不足一月，由此可以看出苹果对安全问题的重视程度：
在Vision Pro的App Store中下载TestFlight应用