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介绍 Qt API 设计原则,包括一致、易掌握、强大等特质,如极简、完备等。强调静态多态和基于属性的 API,举例说明好、差及值得斟酌的案例,还提及属性间关联处理及特殊值或重置方法等,有原文链接及译文稿。- Published on
总结:介绍 C++相关 API 设计原则,如值与对象(指针 vs 引用等)、虚函数(避免过度使用等)、关于 const(输入参数、返回值等方面),并提及 Qt 中的实践及相关注意事项,还对比不同情况下的选择。- Published on
总结:介绍 API 设计原则,包括语义文档、命名艺术、避免陷阱等方面,以 QProgressBar 等案例展示实际应用,强调抽象类等问题,还提及相关 Qt 类的改进,如去掉 QGLayoutIterator 等,原文链接为[API Design Principles – Qt Wiki](http://qt-project.org/wiki/API-Design-Principles)。- Published on
介绍 mongodb 模糊匹配正则转义,先通过特定代码搜索关键字,遇特殊字符如++搜索失败,需对关键字转义,mongdb 正则表达式中 keyword 特殊字符转义加单斜杠,给出完整代码示例。