Browsing All Posts published on »July, 2006«

景深的原理以及使用

July 30, 2006

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看到大家最近发的PP之后,发现很多拍摄的问题都集中在『景深』上面,而在摄影创作中,如果只学会熟练地调焦,想拍出清晰的照片是绝对不够的,因此我花了一些时间,整理了这份以景深为主数据,给各位同好参考,如果有哪为高手愿意补充一下,那就感激不尽了。

Top 15 Ant best practices

July 29, 2006

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Nearly every open source Java project now uses Ant. The widespread use of Ant in these projects has naturally led to an increased need for a set of well-established best practices. Eric M. Burke, coauthor of Java Extreme Programming Cookbook and Ant: The Definitive Guide, offers his 15 best practices for using Ant and for […]

Java Dynamic Proxies: One step from Aspect-Oriented Programming

July 29, 2006

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Learn how to implement application concerns such as logging and remote error handling across classes using dynamic proxies. Along the way, you’ll find out what dynamic proxies and aspect-oriented programming (AOP) have in common. Click here to read more.

Search for numbers with the same last 4 digits in Oracle database

July 19, 2006

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Am I smart?? Remember: substr(num.a_number, 7,4): take a sub string of a_number from position 7 until the end (the length 4). to_number(‘1234’, ‘9999’): format the string ‘1234’ to pattern ‘nnnn’.

公司上个星期举办的卡丁车比赛

July 2, 2006

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规则是这样的:2人一组,一共开一个小时,中间必须换人3次,每个人开半小时,具体什么时候换人由各个组自己决定。最后哪个组开的圈数多哪个组就胜利了。我和我们组的老外就开了12名,真郁闷啊,好歹我在国内也有卡丁车的驾驶执照啊,老外真猛,没开过的人都开得飞快,连MM都比我快, 不过开车结束后有非常好吃的烧烤自助餐,真好吃,每天中午的自助餐比这顿差多了 发车前: 我们公司的帅哥: 第一圈,冲线: 出事故了吧: 裁判挥旗了,比赛结束鸟:   最后的前3名,都在忙着看时间表呢 (看见后面的烤肉炉了吗?我们的晚餐啊):   黄昏了,一天的活动结束: