留下两个例子作为参考,1. 追逐小方块的例子2. HashMap 和 Iterator
的例子Example one:import acm.graphics.*;import acm.program.*;import
java.awt.*;import java.awt.event.*;public...
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编程语言 时间:
2014-06-29 12:16:41
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209
视图可以屏蔽某些基表的信息,或是join多个基表组成一个复杂查询,视图本身也是可以进行DML操作,但受一些条件的限制。
首先我们看下官方文档对视图进行DML操作的要求说明:
The following notes apply to updatable views:
An updatable view is one you can use to insert, update, or...
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其他好文 时间:
2014-06-07 16:08:45
阅读次数:
264
Let d(n) be defined as the sum of proper divisors of n (numbers less than
n which divide evenly into n).
If d(a) = b and d(b) = a, where a
b, then a and b are an amicable pair and each of a and
b...
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其他好文 时间:
2014-06-07 13:40:53
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226
enc_ctx->profile =FF_PROFILE_H264_MAIN
; enc_ctx->time_base.den = 24; enc_ctx->time_base.num =
1; enc_ctx->gop_size = 8; /* emit one intra frame ...
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其他好文 时间:
2014-06-07 09:45:45
阅读次数:
486
根据https://github.com/blueimp/jQuery-File-Upload/wiki/Browser-supportThe
following browsers support at least one form ofAJAXstyle file uploads, either
...
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Web程序 时间:
2014-06-07 09:39:54
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1581
Partition ListGiven a linked list and a valuex,
partition it such that all nodes less thanxcome before nodes greater than or
equal tox.You should pres...
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其他好文 时间:
2014-06-07 06:24:57
阅读次数:
179
ProblemYou want to specify collision boundaries
between your UI components on the screen so that they will not overlap one
another.SolutionInstantiate...
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其他好文 时间:
2014-06-06 16:47:39
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261
注意题目这句话,Once you have each type of candies in a
box, you want to pack those boxes into larger boxes, until only one box
remains.两个box合并后必须放入更大一个盒子题目的有...
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其他好文 时间:
2014-06-06 13:09:50
阅读次数:
213
Tutorial The Kithara ?RealTime Suite? (KRTS) is
a real-time extension for Windows, which currently contains more than 20
different functional modules....
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其他好文 时间:
2014-06-06 10:38:26
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748
在VirtualBox中,有时候打开虚拟机,会出现Waiting for 60 seconds
more for network configuration这种情况,从而使得开机变得很慢。通过以下操作,可以让虚拟机开机很快,并且开机后不用再执行sudo
dhclient eth0这种操作获取IP了。...
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其他好文 时间:
2014-06-05 14:07:57
阅读次数:
300