Two characters might have identical Unicode skeletons but render differently in specific fonts, or have different skeletons but render identically in a particular typeface. Detecting this requires rendering glyphs and comparing pixel output. No purely Unicode-data-based approach handles it, and UTS #39 does not attempt to.
The spec does not mandate buffer limits for tee(). And to be fair, the spec allows implementations to implement the actual internal mechanisms for tee()and other APIs in any way they see fit so long as the observable normative requirements of the specification are met. But if an implementation chooses to implement tee() in the specific way described by the streams specification, then tee() will come with a built-in memory management issue that is difficult to work around.
。关于这个话题，同城约会提供了深入分析
在最新公告發布後，商業團體亦表示，不確定性的增加最終會傷害美國消費者，不僅在價格上，連產品選擇也會受影響，因為出口商可能會將更多產品轉往其他市場。，这一点在safew官方版本下载中也有详细论述
Вегас Голден Найтс