<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[sandyfish的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/sandyfish</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; sandyfish]]></copyright><item><title><![CDATA[python的一些规则]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/48677053</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/48677053</guid><author>sandyfish</author><pubDate>Wed, 23 Sep 2015 11:25:49 +0800</pubDate><description><![CDATA[print 语句调用str()函数显示对象，而交互式解释器则调用repr()函数来显示对象
下划线(_)在解释器中有特别的含义，表示最后一个表达式的值
内建函数raw_input读取标准输入
从标准输入读取一个字符串并自动删除串尾的换行字符。 如果用入键入了 EOF 字符（Unix:
Ctrl+D, Windows: Ctrl+Z+回车）， 则引发 EOFError, 在Unix 平台，]]></description><category></category></item><item><title><![CDATA[代码大全2-软件构建中的设计]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/47146795</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/47146795</guid><author>sandyfish</author><pubDate>Thu, 30 Jul 2015 11:02:40 +0800</pubDate><description><![CDATA[全局数据通常会受困于两类问题：一种是子程序在全局数据之上执行操作，但却不知道还有其他的子程序也在用这些全局数据进行操作；另一种是子程序知道其他的子程序也在用全局数据进行操作，但却无法明确地知道都进行了哪些操作，而类内数据就不会遇到这两种问题，因为只有类内部的少数子程序才能直接访问这些数据。这些子程序不但知道有其他子程序在操纵这些数据，而且也明确知道具体是哪些子程序在执行这些操作。]]></description><category></category></item><item><title><![CDATA[代码大全2-软件构建中的设计]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/47107917</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/47107917</guid><author>sandyfish</author><pubDate>Tue, 28 Jul 2015 16:56:41 +0800</pubDate><description><![CDATA[当没人知道对一处代码的改动会对其他代码带来什么影响时，项目也就快停止进展了。]]></description><category></category></item><item><title><![CDATA[代码大全2-三思而后行：前期准备]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/47102019</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/47102019</guid><author>sandyfish</author><pubDate>Tue, 28 Jul 2015 10:50:46 +0800</pubDate><description><![CDATA[如果没有一个良好的问题定义，你努力解决的可能是一个错误的问题。
“未能定义问题”的处罚是，你浪费了大量时间去解决错误的问题。这是双重处罚，因为你也没有解决正确的问题。
（在射击之前，确信你瞄准了正确的目标）


明确的需求免得你去猜测用户想要的是什么。]]></description><category></category></item><item><title><![CDATA[代码大全2-用隐喻来更充分地理解软件开发]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/47087169</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/47087169</guid><author>sandyfish</author><pubDate>Mon, 27 Jul 2015 16:49:31 +0800</pubDate><description><![CDATA[在进行增量式开发时，我们先做出软件系统的一个尽可能简单、但能运行的版本。它不必接受真实的输入，也无须对数据进行真正的处理，更不用产生真实的输出——它仅仅需要构成一个足够强壮的骨架，支撑起未来将要开发的真实系统。对于你标志出的每一项基本功能，可能仅需要调用虚假的类。这个最基本的起点，就行牡蛎开始孕育珍珠的那颗细小沙粒。
在骨架形成之后，你要一点点地在其上附着肌肉和皮肤；把每个虚假的类替换为真正的类]]></description><category></category></item><item><title><![CDATA[渲染]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/47003505</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/47003505</guid><author>sandyfish</author><pubDate>Wed, 22 Jul 2015 15:02:14 +0800</pubDate><description><![CDATA[渲染就是将三维物体或场景的描述转化为二维图像的过程。
渲染管线是显示芯片内用于处理图形信号而相互独立的并行处理单元。
渲染管线中流动的是顶点、几何图元和片段，所以也叫渲染流水线。
Direct3D 9中，渲染管线主要有9个处理阶段：
局部坐标变换→世界坐标变换→观察坐标变换→背面消隐→光照计算→裁剪→投影→视口计算→光栅化]]></description><category></category></item><item><title><![CDATA[使用Managed DirectX创建三维地形]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/46893407</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/46893407</guid><author>sandyfish</author><pubDate>Wed, 15 Jul 2015 14:55:36 +0800</pubDate><description><![CDATA[点击打开链接]]></description><category></category></item><item><title><![CDATA[remove.bat]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/6161074</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/6161074</guid><author>sandyfish</author><pubDate>Mon, 24 Jan 2011 13:38:00 +0800</pubDate><description><![CDATA[<br /><br />for /D /R %%i in (*.*) do ( <br /> <br />cd %%i <br />if exist .svn ( <br />rd .svn /s /q <br />) <br /> <br />if exist CVS ( <br />rd CVS /s /q <br />) <br /> <br />cd .. <br />) ]]></description><category></category></item><item><title><![CDATA[scons]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/6075669</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/6075669</guid><author>sandyfish</author><pubDate>Tue, 14 Dec 2010 16:07:00 +0800</pubDate><description><![CDATA[<br />今天第一次使用scons，python安装完，scons安装完还是不能使用，一共有2点需要注意：<br />1.path要添加C:/Python25/Scripts<br />2.SConstruct后面不需要带.py，否则会提示No SConstruct file found。]]></description><category></category></item><item><title><![CDATA[ 忽然间老去]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/5248617</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/5248617</guid><author>sandyfish</author><pubDate>Sat, 23 Jan 2010 15:24:00 +0800</pubDate><description><![CDATA[醒来，一声叹息，忽然间老去，指尖残留着青春的痕迹。恍然一笑，已是千年，细眉间已是沧桑，鬓角如雪，尽是无奈...]]></description><category></category></item><item><title><![CDATA[看相册有感]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/5248588</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/5248588</guid><author>sandyfish</author><pubDate>Sat, 23 Jan 2010 15:14:00 +0800</pubDate><description><![CDATA[随意逛了校内，看了一个在新加坡同窗的照片，突然感慨良多。想起那时在高中的校园里他唱《那些花儿》，那时我便感慨，如今竟是涕下。抬眼恍惚，已然二三。 但愿人长久，千里共婵娟。]]></description><category></category></item><item><title><![CDATA[我还是个孩子]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/5106296</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/5106296</guid><author>sandyfish</author><pubDate>Wed, 30 Dec 2009 14:48:00 +0800</pubDate><description><![CDATA[我还是个孩子，给我个拥抱好不好我还是个孩子，给我个kiss好不好]]></description><category></category></item><item><title><![CDATA[nutch1.0与eclipse结合修改有用Url]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/4879959</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/4879959</guid><author>sandyfish</author><pubDate>Thu, 26 Nov 2009 17:15:00 +0800</pubDate><description><![CDATA[ http://banditjava.javaeye.com/blog/468303 http://www.javaeye.com/topic/525839 http://jay-kid.javaeye.com/blog/377362 http://banditjava.javaeye.com/category/41935 http://www.ibm.com/developerw]]></description><category></category></item><item><title><![CDATA[tomcat]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/4757687</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/4757687</guid><author>sandyfish</author><pubDate>Mon, 02 Nov 2009 15:04:00 +0800</pubDate><description><![CDATA[URIEncoding="UTF-8" useBodyEncodingForURI="true"]]></description><category></category></item><item><title><![CDATA[脚踏实地做事情]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/4748484</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/4748484</guid><author>sandyfish</author><pubDate>Fri, 30 Oct 2009 15:41:00 +0800</pubDate><description><![CDATA[ 一直以来觉得自己还可以，现在觉得可以是相对的。今天看了点文章，觉得还是有所感触，不知道的东西的确太多，我也不可能全部搞懂，但是一定要务实上进，坚持学习。]]></description><category></category></item><item><title><![CDATA[巧克力]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/4702656</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/4702656</guid><author>sandyfish</author><pubDate>Tue, 20 Oct 2009 11:19:00 +0800</pubDate><description><![CDATA[     最近公司好多人结婚，每天上班桌子上面总是很多包装精美的巧克力，开始还以为哪个男生暗恋我呢，给我送巧克力，心里一阵窃喜，后来猛然发现别人的桌子上面都有，嘿嘿，有点小失落的。    ]]></description><category></category></item><item><title><![CDATA[浅薄]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/4657930</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/4657930</guid><author>sandyfish</author><pubDate>Mon, 12 Oct 2009 12:46:00 +0800</pubDate><description><![CDATA[    接触的东西越多，越觉得自己浅薄，方才知道自己所知甚少。    很多东西要靠自己努力的，不要奢望天上掉下来馅饼，不可能的事情。     实践出真知，不要害怕失败，这是成长的一部分。]]></description><category></category></item><item><title><![CDATA[时间转换]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/4573523</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/4573523</guid><author>sandyfish</author><pubDate>Sun, 20 Sep 2009 19:52:00 +0800</pubDate><description><![CDATA[DateFormat sdf = new SimpleDateFormat("dd MMM yyyy - HH:mm",Locale.US);   String s = "30 Jan 2008 - 16:42";   try {    sdf.parse(s);   } catch (ParseException e) {    e.printStackTrace();   }]]></description><category></category></item><item><title><![CDATA[mysql里面存储时间的问题]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/4552645</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/4552645</guid><author>sandyfish</author><pubDate>Mon, 14 Sep 2009 21:03:00 +0800</pubDate><description><![CDATA[mysql> select from_unixtime(1232675422,%y年%m月%d);+----------------------------------------+| from_unixtime(1232675422,%y年%m月%d) |+----------------------------------------+| 09年01月23               ]]></description><category></category></item><item><title><![CDATA[我放弃保研了]]></title><link>https://blog.youkuaiyun.com/sandyfish/article/details/4535067</link><guid>https://blog.youkuaiyun.com/sandyfish/article/details/4535067</guid><author>sandyfish</author><pubDate>Wed, 09 Sep 2009 12:57:00 +0800</pubDate><description><![CDATA[     今天上午院里面开了保研的会，我放弃保研了。开始的时候我觉得心里很难受，我在操场上走了一圈又一圈，不知道自己做的对不对。     正如鱼和熊掌不能兼得，不放弃一些东西你就永远也得不到另外一些东西。既然选择了，那就要义无反顾的走下去，顺畅也好，坎坷也罢，都是我自己选择的路。     中午的时候，我将QQ签名改成了“就这样放弃保研了”，不多久，一个初中的同学就发来对话说：“放弃保研？你]]></description><category></category></item></channel></rss>