有一个需求, 需要从数据库中导出两张表的数据到同一个excel中 鉴于是临时的业务需求, 直接使用Navicat 进行查询并导出数据.
I have a specific requirement of extracting text and images from a specific area in a pdf file.The area might be a selected or highlighted or from a given set of coordinates.
I have a class containing a std::unique_ptr<> and I want to put instances of this class inside of an std::map<>. I thought one of the things that motivated the introduction of move semanti
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