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java基础面试题(三)
21、Static Nested Class 和 Inner Class的不同。      Static Nested Class是被声明为静态(static)的内部类,它可以不依赖于外部类实例被实例化。而通常的内部类需要在外部类实例化后才能实例化。   22、JSP中动态INCLUDE与静态INCLUDE的区别? 动态INCLUDE用jsp:include动作实现 它总是会检查所含文件中...
分类:编程语言   时间:2015-09-01 01:46:40    阅读次数:146
Java Inner Class 内部类
内部类 Inner Class一个内部类可以定义在另一个类里,可以定义在函数里,甚至可以作为一个表达式的一部分。Java中的内部类共分为四种: 静态内部类static inner class (also called nested class) 成员内部类member inner class ...
分类:编程语言   时间:2015-08-31 17:05:59    阅读次数:250
数值编程工具:NumPy的详细教程
NumPy系统是Python的一种开源的数值计算扩展。这种工具可用来存储和处理大型矩阵,比Python自身的嵌套列表(nested list structure)结构要高效的多。该文档是Tentative NumPy Tutorial的译文。...
分类:其他好文   时间:2015-08-31 01:12:06    阅读次数:490
Referring to weak self inside a nested block
Your code will work fine: the weak reference will not cause a retain cycle as you explicitly instruct ARC not to increase the retainCount of your weak...
分类:其他好文   时间:2015-08-30 17:11:47    阅读次数:185
Spring+Hibernate小异常
org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate....
分类:编程语言   时间:2015-08-29 00:34:31    阅读次数:248
Struts1 标签库 说明
Struts提供了五个标签库,即:HTML、Bean、Logic、Template和Nested。HTML标签: 用来创建能够和Struts 框架和其他相应的HTML 标签交互的HTML 输入表单Bean标签: 在访问JavaBeans 及其属性,以及定义一个新的bean 时使用Logic标签: 管...
分类:其他好文   时间:2015-08-28 00:36:04    阅读次数:170
解题报告 之 HDU5325 Crazy Bobo
解题报告 之 HDU5325 Crazy Bobo 深搜,图论,HDU5325 Description Bobo has a tree,whose vertices are conveniently labeled by 1,2,...,n.Each node has a weight . All the weights are distrinct. A set with m nodes is a Bobo Set if: - The subgraph of his tree induced by ...
分类:其他好文   时间:2015-08-27 15:25:28    阅读次数:174
L1范式和L2范式的区别
L1 and L2 regularization add a cost to high valued weights to prevent overfitting. L1 regularization is an absolute value cost function and tends to s...
分类:其他好文   时间:2015-08-25 18:32:52    阅读次数:589
How to make onActivityResult get called on Nested Fragment
One of the common problem we always meet in the world of Fragment is: although we couldcallstartActivityForResultdirectly from Nested Fragment but it ...
分类:其他好文   时间:2015-08-20 18:19:43    阅读次数:183
ZOJ 3201
Tree of Tree Time Limit: 1000MS   Memory Limit: 32768KB   64bit IO Format: %lld & %llu Description You're given a tree with weights of each node, you need to find the ma...
分类:其他好文   时间:2015-08-20 01:30:38    阅读次数:99
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