### 1. 概述> 单例模式是确保某一个类中有且只有一个实例。----------### 2. 饿汉式单例``` javapublic class SingletonInstance { private static SingletonInstance mInstance = new Single...
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编程语言 时间：
2015-08-16 21:10:37
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134
Digital Roots
Problem Description
The digital root of a positive integer is found by summing the digits of the integer. If the resulting value is a single digit then that digit is the digital ...
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其他好文 时间：
2015-08-16 18:22:31
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85
Implement regular expression matching with support for'.'and'*'.'.' Matches any single character.'*' Matches zero or more of the preceding element.The...
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其他好文 时间：
2015-08-16 17:57:09
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116
Thedigital root(alsorepeated digital sum) of anon-negative integeris the (single digit) value obtained by an iterative process ofsumming digits规律题题意 ....
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其他好文 时间：
2015-08-16 12:01:55
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98
Cubieboard4 also named CC-A80, is a open source mini PC or single board computer which has ultra-powerful performance and mainly aims to office, games...
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其他好文 时间：
2015-08-16 07:04:29
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343
Implement regular expression matching with support for'.'and'*'.'.' Matches any single character.'*' Matches zero or more of the preceding element.The...
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其他好文 时间：
2015-08-16 00:33:18
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210
Bayesian optimisation for smart hyperparameter searchFitting a single classifier does not take long, fitting hundreds takes a while. To find the best ...
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其他好文 时间：
2015-08-15 19:59:13
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128
Class OverviewAn activity is a single, focused thing that the user can do. Almost all activities interact with the user, so the Activity class takes c...
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其他好文 时间：
2015-08-15 19:44:31
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123
leetcode:Regular Expression Matching Implement regular expression matching with support for ‘.’ and ‘*’.
‘.’ Matches any single character.
‘*’ Matches zero or more of the preceding element.
The matc...
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其他好文 时间：
2015-08-15 13:38:11
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132
AFragmentrepresents a behavior or a portion of user interface in anActivity. You can combine multiple fragments in a single activity to build a multi-...
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其他好文 时间：
2015-08-15 13:27:13
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118
