原创 最大流:HDU-4292(Food)

std NFDMax Edge tonextceMAXE sizeheadMAXN addedge from to c esizetoto

原创 最大流:HDU-3572 ( Tas…

std MAXN MAXM MAXNMAXN edge to c nextedgeMAXM sizeheadMAXN addEdge fro

原创 循環與結構化命令

1.for循環 1.1 列表for循環  格式:     for variable in {list}     do         command         command         ...     done  例1:  

原创 Ubuntu init啓動流程分析

Ubuntu init啓動流程分析   現行的 Linux distros主流的有兩種init方式:一種是廣爲流傳的System V initialization,它來源於Unix並且至今仍被各種Linux distros所採用;另一種

原创 JSP

107. What is a JSP Page ? A Java Server Page (JSP) is a text document that contains two types of text: static data and

原创 JDBC

72. What is JDBC ? JDBC is an abstraction layer that allows users to choose between databases. JDBC enables developer

原创 Exception Handling

43. What are the two types of Exceptions in Java ? Which are the differences between them ?Java has two types of excep

原创 Garbage Collectors

35. What is the purpose of garbage collection in Java, and when is it used ? The purpose of garbage collection is to i

原创 Object Oriented Programming(OOP)

Object Oriented Programming (OOP) Java is a computer programming language that is concurrent, class-based and object-

原创 General Questions about Java

1. What is JVM ? Why is Java called the “Platform Independent Programming Language” ? A Java virtual machine (JVM) is

原创 使用正則表達式

原文鏈接 目錄 跳過目錄 本文目標如何使用本教程正則表達式到底是什麼東西?入門測試正則表達式元字符字符轉義重複字符類分枝條件反義分組後向引用零寬斷言負向零寬斷言註釋貪婪與懶惰處理選項平衡組/遞歸匹配還有些什麼東西沒提到聯繫作者網上

原创 ubuntu jdk 配置

轉自:http://www.cnblogs.com/bluestorm/archive/2012/05/10/2493592.html 先去 Oracle下載Linux下的JDK壓縮包,我下載的是jdk-7u4-linux-i586

原创 Servlets

91. What is a Servlet ? The servlet is a Java programming language class used to process client requests and generate

原创 IntelliJ IDEA import and reimport a project

一下是import一個Maven project的時候需要進行的配置: (1)Keep projects files in: 通過這一個check box來指定“項目文件”在導入之後的location。 比如說,當你import一個pro

原创 【linux】提醒"libc.so.6: version `GLIBC_2.14' not found"系統的glibc版本太低

轉載地址:http://www.myexception.cn/linux-unix/1622052.html 【linux】提示"libc.so.6: version `GLIBC_2.14' not found",系統的glibc版本太