Tue, 18 Dec 2007 11:56:00 GMTNot "Just do it!"http://blog.csdn.net/hongyuan19/http://blog.csdn.net/hongyuan19/archive/2007/12/18/1946636.aspxhttp://blog.csdn.net/hongyuan19/comments/1946636.aspx2http://blog.csdn.net/hongyuan19/comments/commentRss/1946636.aspxhttp://tb.blog.csdn.net/TrackBack.aspx?PostId=1946636在一权威的java教材中提到“protected" 修饰的方法和属性对于包外的子类是可见的，其实这个表达有些不够严密，导致很多人产生歧义。经过论坛讨论和大量的程序测试，对“protected"语义的探究逐渐明晰。现总结如下: <img src ="http://blog.csdn.net/hongyuan19/aggbug/1946636.aspx" width = "1" height = "1" /><p class="fswww1"><a href="http://www1.feedsky.com/r/l/csdn.net/hongyuan19/264019098/art01.html" target="_blank"><img border="0" ismap="ismap" src="http://www1.feedsky.com/r/i/csdn.net/hongyuan19/264019098/art01.gif" onerror="this.style.display='none'" /></a></p>Tue, 18 Dec 2007 19:56:00 +0800hongyuan19http://blog.csdn.net/hongyuan19/archive/2007/12/18/1946636.aspx#Feedbackhttp://blog.csdn.net/hongyuan19/archive/2007/12/18/1946636.aspxhongyuan19http://blog.csdn.net/hongyuan19/archive/2007/12/18/1946636.aspxhttp://blog.csdn.net/hongyuan19/rss.aspxcsdn.net/hongyuan19/~1463656/264019098/1468934http://blog.csdn.net/hongyuan19/archive/2007/11/16/1887656.aspxhttp://blog.csdn.net/hongyuan19/comments/1887656.aspx3http://blog.csdn.net/hongyuan19/comments/commentRss/1887656.aspxhttp://tb.blog.csdn.net/TrackBack.aspx?PostId=1887656关于一道1到N自然数排序的华为面试题，顺便BS一下自以为是的所谓高手，还有那些只顾埋头转贴的人……<img src ="http://blog.csdn.net/hongyuan19/aggbug/1887656.aspx" width = "1" height = "1" /><p class="fswww1"><a href="http://www1.feedsky.com/r/l/csdn.net/hongyuan19/264019099/art01.html" target="_blank"><img border="0" ismap="ismap" src="http://www1.feedsky.com/r/i/csdn.net/hongyuan19/264019099/art01.gif" onerror="this.style.display='none'" /></a></p>Fri, 16 Nov 2007 08:47:00 +0800hongyuan19http://blog.csdn.net/hongyuan19/archive/2007/11/16/1887656.aspx#Feedbackhttp://blog.csdn.net/hongyuan19/archive/2007/11/16/1887656.aspxhongyuan19http://blog.csdn.net/hongyuan19/archive/2007/11/16/1887656.aspxhttp://blog.csdn.net/hongyuan19/rss.aspxcsdn.net/hongyuan19/~1463656/264019099/1468934http://blog.csdn.net/hongyuan19/archive/2007/11/10/1877711.aspxhttp://blog.csdn.net/hongyuan19/comments/1877711.aspx4http://blog.csdn.net/hongyuan19/comments/commentRss/1877711.aspxhttp://tb.blog.csdn.net/TrackBack.aspx?PostId=1877711几天来上课学了不少东西，那天老师讲参数传递我突然想到了String对象，于是查了些资料，发现通过这个String对象可以把许多东西串起来理解，而且一步步逐渐深入。……<img src ="http://blog.csdn.net/hongyuan19/aggbug/1877711.aspx" width = "1" height = "1" /><p class="fswww1"><a href="http://www1.feedsky.com/r/l/csdn.net/hongyuan19/264019100/art01.html" target="_blank"><img border="0" ismap="ismap" src="http://www1.feedsky.com/r/i/csdn.net/hongyuan19/264019100/art01.gif" onerror="this.style.display='none'" /></a></p>Sun, 11 Nov 2007 00:17:00 +0800hongyuan19http://blog.csdn.net/hongyuan19/archive/2007/11/10/1877711.aspx#Feedbackhttp://blog.csdn.net/hongyuan19/archive/2007/11/10/1877711.aspxhongyuan19http://blog.csdn.net/hongyuan19/archive/2007/11/10/1877711.aspxhttp://blog.csdn.net/hongyuan19/rss.aspxcsdn.net/hongyuan19/~1463656/264019100/1468934http://blog.csdn.net/hongyuan19/archive/2007/10/23/1839715.aspxhttp://blog.csdn.net/hongyuan19/comments/1839715.aspx0http://blog.csdn.net/hongyuan19/comments/commentRss/1839715.aspxhttp://tb.blog.csdn.net/TrackBack.aspx?PostId=1839715自己看书，《JAVA2核心技术》卷一才看了不到1/4，第六章继承刚到末尾，就感觉大脑细胞不够用了，有点晕，有些名词理解不了。难道我不是学这个的料？嗯……<img src ="http://blog.csdn.net/hongyuan19/aggbug/1839715.aspx" width = "1" height = "1" /><p class="fswww1"><a href="http://www1.feedsky.com/r/l/csdn.net/hongyuan19/264019101/art01.html" target="_blank"><img border="0" ismap="ismap" src="http://www1.feedsky.com/r/i/csdn.net/hongyuan19/264019101/art01.gif" onerror="this.style.display='none'" /></a></p>Tue, 23 Oct 2007 23:26:00 +0800hongyuan19http://blog.csdn.net/hongyuan19/archive/2007/10/23/1839715.aspx#Feedbackhttp://blog.csdn.net/hongyuan19/archive/2007/10/23/1839715.aspxhongyuan19http://blog.csdn.net/hongyuan19/archive/2007/10/23/1839715.aspxhttp://blog.csdn.net/hongyuan19/rss.aspxcsdn.net/hongyuan19/~1463656/264019101/1468934http://blog.csdn.net/hongyuan19/archive/2007/10/23/1839659.aspxhttp://blog.csdn.net/hongyuan19/comments/1839659.aspx2http://blog.csdn.net/hongyuan19/comments/commentRss/1839659.aspxhttp://tb.blog.csdn.net/TrackBack.aspx?PostId=1839659在某些时候，我们需要判断两个对象是否相等。Java的每个类都继承于Object类。它使用equals()及hashCode()这两个方法来判断两个Object是否相等。<img src ="http://blog.csdn.net/hongyuan19/aggbug/1839659.aspx" width = "1" height = "1" /><p class="fswww1"><a href="http://www1.feedsky.com/r/l/csdn.net/hongyuan19/264019102/art01.html" target="_blank"><img border="0" ismap="ismap" src="http://www1.feedsky.com/r/i/csdn.net/hongyuan19/264019102/art01.gif" onerror="this.style.display='none'" /></a></p>Tue, 23 Oct 2007 23:10:00 +0800hongyuan19http://blog.csdn.net/hongyuan19/archive/2007/10/23/1839659.aspx#Feedbackhttp://blog.csdn.net/hongyuan19/archive/2007/10/23/1839659.aspxhongyuan19http://blog.csdn.net/hongyuan19/archive/2007/10/23/1839659.aspxhttp://blog.csdn.net/hongyuan19/rss.aspxcsdn.net/hongyuan19/~1463656/264019102/1468934http://blog.csdn.net/hongyuan19/archive/2007/10/17/1828831.aspxhttp://blog.csdn.net/hongyuan19/comments/1828831.aspx0http://blog.csdn.net/hongyuan19/comments/commentRss/1828831.aspxhttp://tb.blog.csdn.net/TrackBack.aspx?PostId=1828831初学Java时，在很长一段时间里，总觉得基本概念很模糊。后来才知道，在许多Java书中，把对象和对象的引用混为一谈。可是，如果我分不清对象与对象引用，那实在没法很好地理解下面的面向对象技术。把自己的一点认识写下来，或许能让初学Java的朋友们少走一点弯路。<img src ="http://blog.csdn.net/hongyuan19/aggbug/1828831.aspx" width = "1" height = "1" /><p class="fswww1"><a href="http://www1.feedsky.com/r/l/csdn.net/hongyuan19/264019103/art01.html" target="_blank"><img border="0" ismap="ismap" src="http://www1.feedsky.com/r/i/csdn.net/hongyuan19/264019103/art01.gif" onerror="this.style.display='none'" /></a></p>Wed, 17 Oct 2007 18:46:00 +0800hongyuan19http://blog.csdn.net/hongyuan19/archive/2007/10/17/1828831.aspx#Feedbackhttp://blog.csdn.net/hongyuan19/archive/2007/10/17/1828831.aspxhongyuan19http://blog.csdn.net/hongyuan19/archive/2007/10/17/1828831.aspxhttp://blog.csdn.net/hongyuan19/rss.aspxcsdn.net/hongyuan19/~1463656/264019103/1468934http://blog.csdn.net/hongyuan19/archive/2007/09/26/1801869.aspxhttp://blog.csdn.net/hongyuan19/comments/1801869.aspx0http://blog.csdn.net/hongyuan19/comments/commentRss/1801869.aspxhttp://tb.blog.csdn.net/TrackBack.aspx?PostId=1801869在我们学习Java的过程中,掌握其中的基本概念对我们的学习无论是J2SE,J2EE,J2ME都是很重要的,J2SE是Java的基础,所以有必要对其中的基本概念做以归纳,以便大家在以后的学习过程中更好的理解java的精髓,在此我总结了30条基本的概念. <img src ="http://blog.csdn.net/hongyuan19/aggbug/1801869.aspx" width = "1" height = "1" /><p class="fswww1"><a href="http://www1.feedsky.com/r/l/csdn.net/hongyuan19/264019104/art01.html" target="_blank"><img border="0" ismap="ismap" src="http://www1.feedsky.com/r/i/csdn.net/hongyuan19/264019104/art01.gif" onerror="this.style.display='none'" /></a></p>Thu, 27 Sep 2007 00:51:00 +0800hongyuan19http://blog.csdn.net/hongyuan19/archive/2007/09/26/1801869.aspx#Feedbackhttp://blog.csdn.net/hongyuan19/archive/2007/09/26/1801869.aspxhongyuan19http://blog.csdn.net/hongyuan19/archive/2007/09/26/1801869.aspxhttp://blog.csdn.net/hongyuan19/rss.aspxcsdn.net/hongyuan19/~1463656/264019104/1468934http://blog.csdn.net/hongyuan19/archive/2007/09/26/1801823.aspxhttp://blog.csdn.net/hongyuan19/comments/1801823.aspx0http://blog.csdn.net/hongyuan19/comments/commentRss/1801823.aspxhttp://tb.blog.csdn.net/TrackBack.aspx?PostId=1801823找一句话自勉：现实像个石头，精神像个蛋，石头虽然坚硬，可蛋才是生命。崔健歌里的，红旗下的蛋，挺有深度。<img src ="http://blog.csdn.net/hongyuan19/aggbug/1801823.aspx" width = "1" height = "1" /><p class="fswww1"><a href="http://www1.feedsky.com/r/l/csdn.net/hongyuan19/264019105/art01.html" target="_blank"><img border="0" ismap="ismap" src="http://www1.feedsky.com/r/i/csdn.net/hongyuan19/264019105/art01.gif" onerror="this.style.display='none'" /></a></p>Thu, 27 Sep 2007 00:27:00 +0800hongyuan19http://blog.csdn.net/hongyuan19/archive/2007/09/26/1801823.aspx#Feedbackhttp://blog.csdn.net/hongyuan19/archive/2007/09/26/1801823.aspxhongyuan19http://blog.csdn.net/hongyuan19/archive/2007/09/26/1801823.aspxhttp://blog.csdn.net/hongyuan19/rss.aspxcsdn.net/hongyuan19/~1463656/264019105/1468934http://blog.csdn.net/hongyuan19/archive/2007/09/07/1776480.aspxhttp://blog.csdn.net/hongyuan19/comments/1776480.aspx0http://blog.csdn.net/hongyuan19/comments/commentRss/1776480.aspxhttp://tb.blog.csdn.net/TrackBack.aspx?PostId=1776480尽管排列组合是生活中经常遇到的问题，可在程序设计时，不深入思考或者经验不足都让人无从下手。由于排列组合问题总是先取组合再排列，并且单纯的排列问题相对简单，所以本文仅对组合问题的实现进行详细讨论。以在n个数中选取m(0.<img src ="http://blog.csdn.net/hongyuan19/aggbug/1776480.aspx" width = "1" height = "1" /><p class="fswww1"><a href="http://www1.feedsky.com/r/l/csdn.net/hongyuan19/264019106/art01.html" target="_blank"><img border="0" ismap="ismap" src="http://www1.feedsky.com/r/i/csdn.net/hongyuan19/264019106/art01.gif" onerror="this.style.display='none'" /></a></p>Sat, 08 Sep 2007 01:39:00 +0800hongyuan19http://blog.csdn.net/hongyuan19/archive/2007/09/07/1776480.aspx#Feedbackhttp://blog.csdn.net/hongyuan19/archive/2007/09/07/1776480.aspxhongyuan19http://blog.csdn.net/hongyuan19/archive/2007/09/07/1776480.aspxhttp://blog.csdn.net/hongyuan19/rss.aspxcsdn.net/hongyuan19/~1463656/264019106/1468934http://blog.csdn.net/hongyuan19/archive/2007/07/24/1705394.aspxhttp://blog.csdn.net/hongyuan19/comments/1705394.aspx0http://blog.csdn.net/hongyuan19/comments/commentRss/1705394.aspxhttp://tb.blog.csdn.net/TrackBack.aspx?PostId=1705394将EXCEL用做数据库在ASP中应用的例子……两种方法……<img src ="http://blog.csdn.net/hongyuan19/aggbug/1705394.aspx" width = "1" height = "1" /><p class="fswww1"><a href="http://www1.feedsky.com/r/l/csdn.net/hongyuan19/264019107/art01.html" target="_blank"><img border="0" ismap="ismap" src="http://www1.feedsky.com/r/i/csdn.net/hongyuan19/264019107/art01.gif" onerror="this.style.display='none'" /></a></p>Wed, 25 Jul 2007 00:12:00 +0800hongyuan19http://blog.csdn.net/hongyuan19/archive/2007/07/24/1705394.aspx#Feedbackhttp://blog.csdn.net/hongyuan19/archive/2007/07/24/1705394.aspxhongyuan19http://blog.csdn.net/hongyuan19/archive/2007/07/24/1705394.aspxhttp://blog.csdn.net/hongyuan19/rss.aspxcsdn.net/hongyuan19/~1463656/264019107/1468934