Alex D James 7 May 2009 3:44 PM One of the most common questions we get is how long should an ObjectContext should live. Options often cited include o...
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其他好文 时间：
2015-01-14 14:08:49
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232
Why mental workers keen on working into deep night?At night, sun goes beneath the horizon -> water and nutrition in human body concentrate at feet -> ...
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其他好文 时间：
2015-01-13 21:13:25
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223
Follow up for "Remove Duplicates":
What if duplicates are allowed at most twice?
For example,
Given sorted array A = [1,1,1,2,2,3],
Your function should return length = 5, and A is now [1,1,2,...
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其他好文 时间：
2015-01-13 12:38:15
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134
Given a non-negative number represented as an array of digits, plus one to the number. The digits are stored such that the most significant digit is a...
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移动开发 时间：
2015-01-13 10:20:37
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218
??
A relationship is a connection among things. In object-oriented
modeling, the three most important relationships are dependencies, generalizations, and associations. Graphically, a relatio...
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其他好文 时间：
2015-01-13 07:55:07
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207
Relationships
关联
When you build abstractions, you’ll discover that very few of your classes stand alone. Instead, most of them collaborate with others in a number of ways. Therefore, when you...
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其他好文 时间：
2015-01-13 07:54:25
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149
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Other Features
其它特征
Plain, unadorned dependencies, generalizations, and associations with names, multiplicities, and roles are the most common features you’ll
need when creating abst...
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其他好文 时间：
2015-01-13 07:52:15
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231
Say you have an array for which theithelement is the price of a given stock on dayi.If you were only permitted to complete at most one transaction (ie...
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其他好文 时间：
2015-01-12 14:17:39
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207
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Modeling the Vocabulary of a System
为系统的词汇表建模
You’ll use classes most commonly to model abstractions that are drawn from the problem you are trying to solve or from the technology you are ...
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其他好文 时间：
2015-01-12 10:56:53
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272
In this post, we want to talk about JDBC Transactions and how we can manage the operations in a database.The most popular DBMS like MySQL and Oracle h...
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数据库 时间：
2015-01-10 23:40:30
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363
