There's a tradeoff: a lower capacity means you can skip more space during queries (you zoom in faster), but the tree has more nodes and uses more memory. A higher capacity means fewer nodes but each node requires checking more points linearly. As a starting point, capacities between 4 and 16 are reasonable defaults, though the best value depends on your data distribution and query patterns.
中國也大力投資拉丁美洲的基礎建設，拉美已有20個國家加入2013年習近平發起的「一帶一路倡議」，這是一項龐大的全球基礎設施和投資計劃。此倡議原本旨在連結東亞與歐洲，但後來擴展至非洲、大洋洲與拉美，使中國的經濟與政治影響力遍及全球。
。新收录的资料对此有专业解读
Мелони заторопилась, желая найти оправдание своим словам. Она обратила на отсутствие Италии за столом переговоров и на то, что Тегеран якобы сам затягивает процесс переговоров с Вашингтоном.
Read the full story at The Verge.