2019年4月12日
RoR - Introduction to Active Record
Active Record: ORM ( Object-relational Mapping)Bridges the gap between relational databases , which are designed around mathematical Set Theory and Ob Read More
posted @ 2019-04-12 20:09 vixennn Views(159) Comments(0) Diggs(0)
RoR - MetaProgramming
ruby是动态语言，它有动态语言的优势与劣势 动态语言，像python与ruby 你不用提前去定义method - they need to only be "found" when invoked calling method dynamically: Dynamic Dispatch: 不需要c Read More
posted @ 2019-04-12 12:10 vixennn Views(182) Comments(0) Diggs(0)