[面向對象](%E9%9D%A2%E5%90%91%E5%AF%B9%E8%B1%A1.md) [設計模式](%E8%AE%BE%E8%AE%A1%E6%A8%A1%E5%BC%8F.md) [正則表達式](%E6%AD%A3%E5%88%99%E8%A1%A8%E8%BE%BE%E5%BC%8F.md) [容器和依賴注入](%E5%AE%B9%E5%99%A8%E5%92%8C%E4%BE%9D%E8%B5%96%E6%B3%A8%E5%85%A5.md)