Problem DescriptionThere is an integeraandnintegersb1,…,bn. After selecting some numbers fromb1,…,bnin any order, sayc1,…,cr, we want to make sure tha...
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其他好文 时间：
2015-08-02 20:03:48
阅读次数：
90
Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the arr...
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其他好文 时间：
2015-08-02 16:35:11
阅读次数：
114
在今天的文章里我想演示下SQL Server里在表上丢失索引如何引起死锁（deadlock）的。为了准备测试场景，下列代码会创建2个表，然后2个表都插入4条记录。 1 -- Create a table without any indexes 2 CREATE TABLE Table1 3 ( 4 ...
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数据库 时间：
2015-08-02 08:53:36
阅读次数：
209
iOS 8 Extensions: Sharing Code with an Embedded Framework Note: Due to the NDA, this tutorial won’t?include any screenshots from Xcode 6. When iOS 8 is released, I will update the tutorial with?...
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其他好文 时间：
2015-08-01 20:45:01
阅读次数：
116
error: WatchKit App doesn't contain any WatchKit Extensions whose WKAppBundleIdentifier matches "*****". Verify that the value if WKAppBundleIdentifier in your WatchKit Extension's Info.plist matches the value of CFBundleIndetifier in your WatchKit App's I...
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移动开发 时间：
2015-08-01 20:40:29
阅读次数：
1180
Luke wants to upgrade his home computer network from 10mbs to 100mbs. His existing network uses 10base2 (coaxial) cables that allow you to connect any...
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其他好文 时间：
2015-08-01 17:00:10
阅读次数：
213
? /vagrant vagrant reload[default] Attempting graceful shutdown of VM...[default] Clearing any previously set forwarded ports...[default] Clearing a.....
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系统相关 时间：
2015-07-31 23:15:07
阅读次数：
384
Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the arr...
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其他好文 时间：
2015-07-31 21:49:22
阅读次数：
225
Description
Two players, Stan and Ollie, play, starting with two natural numbers. Stan, the first player, subtracts any positive multiple of the lesser of the two numbers from the greater of the tw...
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其他好文 时间：
2015-07-31 20:25:05
阅读次数：
90
Quadtrees
A quadtree is a representation format used to encode images. The fundamental idea behind the quadtree is that any image can be split into four quadrants. Each quadrant may again be split ...
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其他好文 时间：
2015-07-31 18:37:19
阅读次数：
137
