The setter deduplicates by equality: if the new value == the current value, no notification fires. This works well for enums, strings, and ints, but mutating a mutable object in place and reassigning the same reference won't trigger consumers (because obj == obj is trivially True). Stick to immutable values and this isn't a concern.
2025年11月，阿里宣布千问项目全力进军AI to C市场，当时还没改名的通义APP发布了公测版本。
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Anthropic had sought two hard limits in its negotiations with the Pentagon: a ban on its AI being used for mass surveillance of American citizens, and a prohibition on its technology being incorporated into autonomous weapons systems—defined as those capable of making a decision to strike targets without direct human oversight.，这一点在体育直播中也有详细论述
Lumia Firmware 会拦截未知用户下载固件以 Lumia 1020 为例，它有多种全球发售的硬件型号代码（RM875、RM877 等），不同 RM 对应不同的基带芯片组/射频频段、SIM 卡规格、4G LTE 兼容性，硬件型号不同绝对不能互刷，请务必谨慎选择刷入的固件。
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