专注于编程的细节
The most effective way of learning a new program language is through examples: copy and paste a piece of codes, run it to see results, then try to modify and re-run it step-by-step
摘要：
根类Object中的equals方法描述：publicbooleanequals(Objectobj)Theequalsmethod for classObjectimplements the most discriminating possible equivalence relation on ... 阅读全文
