2011 年 12月 10 日随笔档案 - JeanCanDoIt

Java面向对象编程基础（二）

摘要：上一节里我们讲到了常见的String类的用法，大家注意区分String和StringBuffer的异同。这一节我们讲解一下String类的常见方法、在编程过程中经常遇到的一些字符、数值之间的转换和数组。String类里包含了很多方法，大家可以去查询API了解一下。String类常见的有：charAt(intindex)返回在index位置的元素contains(CharSequences)返回s是否在字符串的判断结果isEmpty()返回字符串是否为空的判断结果我们举一个contains(CharSequences)的例子：publicclassLoveJava4_2{/***@paramar 阅读全文

posted @ 2011-12-10 20:27 JeanCanDoIt 阅读(162) 评论(0) 推荐(0)

Things you need to remember to become a successful developer

摘要： 1. Keep on learningI assume that you would not even read this blog without having some elementary education and you would not want to know how to become a successful developer without higher education. So while you are right now a developer, why stop learning?There is no way to do that. One importan 阅读全文

posted @ 2011-12-10 11:23 JeanCanDoIt 阅读(164) 评论(0) 推荐(0)

2011年12月10日