自JDK5之后,在-128至127之间的两个相同的整数被自动装箱后,java认为这个两个对象是相等的。例如: Integer number1 = 100; Integer number2 = 100;number1 == number2的结果是true
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编程语言 时间:
2014-09-19 23:52:26
阅读次数:
280
Given an array of integers, every element appears twice except for one. Find that single one. Note: Your algorithm should have a linear runtime compl....
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其他好文 时间:
2014-09-18 23:33:14
阅读次数:
292
single-number-of-array-with-other-three-times
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其他好文 时间:
2014-09-18 18:38:44
阅读次数:
150
InthisDocumentAPPLIESTO:OracleDatabase-EnterpriseEdition-Version9.2.0.1andlaterInformationinthisdocumentappliestoanyplatform.***Checkedforrelevanceon15-Apr-2014***GOAL-YouhaveaRACdatabasebackedupbyRMANtodisklocation-YouneedtorestorethisbackupasSingleInstanc..
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数据库 时间:
2014-09-18 16:57:34
阅读次数:
435
Neural NetworksWe will use the following diagram to denote a single neuron:This "neuron" is a computational unit that takes as input x1,x2,x3 (and a +...
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其他好文 时间:
2014-09-18 11:05:43
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418
好久没有做题啦,从今天开始刷Leetcode的题,希望坚持的时间能长一点。先从ac率最高的Single Number开始吧。
题目:
Given an array of integers, every element appears twice except for one. Find that single one.
Note:
Your algorithm should hav...
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其他好文 时间:
2014-09-17 20:30:53
阅读次数:
254
MAThemeKitMAThemeKit provides iOS developers the ability to create a coherent color theme throughout their entire application using a single line of c...
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其他好文 时间:
2014-09-17 10:08:31
阅读次数:
246
1. 单一职责原则(SRP: Single Resposibility Principle) 用“职责”或“变化原因”来衡量接口或类设计得是否优良,但“职责”和“变化原因”都是不可度量,因项目而异。 好处: 类的复杂性降低,职责有清晰明确...
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其他好文 时间:
2014-09-17 01:14:31
阅读次数:
221
一般替换s/old/new --- 替换当前行的第一个匹配项s/old/new/g ---- 替换当前行所有的匹配项number1,number2-s/old/new/g ---- 替换从number1行到number2行中所有的匹配项1,$s/old/new/g = %s/old/new/g --...
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其他好文 时间:
2014-09-17 01:09:01
阅读次数:
215
什么是Pair 关于类Pair的介绍,下面是引自《C++ Standard Library》的一段话: The class pair is provided to treat two values as a single unit. It is used in several places wi.....
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其他好文 时间:
2014-09-16 22:03:51
阅读次数:
176