1.在OC中,每个对象都有一个保留计数,创建时每个对象都有一个初始值为1的保留计数,释放时,保留计数都为02.创建(自动释放的)对象+(Car *)car{ Car *myCar = [[Car alloc] init]; return [myCar autorelease];}3.创建已保留属.....
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移动开发 时间:
2014-07-09 19:59:04
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158
1,工厂方法:使用一个工厂的方法来创建产品。1 package WHP;2 //产品依赖于抽象3 public interface IRunable {4 public void Run();5 }1 package WHP;2 //具体实现3 public class Car implem...
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编程语言 时间:
2014-07-08 00:28:48
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391
Problem Description:There areNgas stations along a circular route, where the amount of gas at stationiisgas[i].You have a car with an unlimited gas ta...
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其他好文 时间:
2014-07-07 15:52:25
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231
在Spring的applicationContext.xml中配置映射文件的方法: com/almaer/model/Person.hbm.xml com/almaer/model/Car.hbm.xml com/almaer/model/Engine.hbm.xml com/almaer/mod....
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移动开发 时间:
2014-07-07 14:27:59
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279
CD
You have a long drive by car ahead. You have a tape recorder, but unfortunately your best music is on CDs. You need to have it on tapes so the problem to solve is: you have a tape N min...
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其他好文 时间:
2014-07-03 15:34:36
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176
题目
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.
For example,
"A man, a plan, a canal: Panama" is a palindrome.
"race a car" i...
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其他好文 时间:
2014-07-02 09:49:04
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271
package com.txwsqk.reflect;public class Car { private String brand; private String color; private int maxspeed; public Car(){} public Car(String bran....
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编程语言 时间:
2014-07-01 22:14:33
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248
类图
有一个机动车父类,它有两个子类:Car和Bus
关系模型(t_vehicle)
ORM映射有一个原则:对象模型细粒度,关系模型粗粒度。所以我们将所有的车都存储一张表里(t_vehicle),通过鉴别字段vType来区分车的类型("c"代表Car,"b"代表Bus)
三个类的代码
Vehicle
package com.tgb.mybatis....
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其他好文 时间:
2014-07-01 11:32:50
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194
题目
There are N gas stations along a circular route, where the amount of gas at station i is gas[i].
You have a car with an unlimited gas tank and it costs cost[i] of gas
to travel from s...
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其他好文 时间:
2014-07-01 11:02:24
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158
题目
There are N gas stations along a circular route, where the amount of gas at station i is gas[i].
You have a car with an unlimited gas tank and it costs cost[i] of gas
to travel from s...
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其他好文 时间:
2014-06-30 16:57:25
阅读次数:
231