But at such a busy time of year for hospitals and GP surgeries, appointments and operations are likely to be disrupted for thousands of patients.
当配置变更（Config 对象引用变化）时，WeakMap 的键失效，缓存自动失效。不需要显式清除——这是 WeakMap 的自动 GC 特性，优雅地解决了缓存失效问题。
，详情可参考新收录的资料
Что думаешь? Оцени!
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。新收录的资料对此有专业解读
Cluely CEO Roy Lee admits to publicly lying about revenue numbers last year
"Mass crowds at stadiums and cultural sites place immense strain on mobile networks," says Gareth Elliott, director of policy and communications at trade association Mobile UK, "often exceeding local capacity as thousands share limited bandwidth simultaneously."，这一点在新收录的资料中也有详细论述