目录 HashMap是一种基于哈希表实现的键值对存储结构，它通过哈希函数将键映射到数组的索引位置，支持高效的插入、查找和删除操作。其核心原理如下：哈希函数：将键转换为数组索引。理想情况下，不同键应映射到不同
I have a scenario where I want to show hierarchical data in a DataGrid in Silverlight 3 while having the header rows still have the standard set of cells and being editable. The user needs to be able
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