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        <title>硕风徐徐</title>
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       <dc:date>2026-04-16T03:51:45+08:00</dc:date>
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        <title>硕风徐徐</title>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-04-14T11:01:56+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:courses:java2026:ch06 - [上机作业] </title>
        <link>http://54xushuo.net/wiki/doku.php?id=zh:courses:java2026:ch06&amp;rev=1776135716&amp;do=diff</link>
        <description>第六章：集合类

课件

下载：[集合类]

List的实现类：ArrayList类

ArrayList类：实例


package cn.edu.bjut.chapter6;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class ArrayListTester {
	public static void main(String[] args) {
		List&lt;Integer&gt; strList = new ArrayList&lt;Integer&gt;();

		strList.add(&quot;123&quot;);
		strList.add(&quot;456&quot;);
		strList.add(&quot;234&quot;);
		strList.add(2, &quot;121&quot;);
		System.out.println(strList);

		strList.remove(2);
		System.out.println(strList);

		for (int i = 0; i &lt; strLis…</description>
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    <item rdf:about="http://54xushuo.net/wiki/doku.php?id=zh:courses:java2026:ch05&amp;rev=1776130502&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2026-04-14T09:35:02+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:courses:java2026:ch05 - [上机作业] </title>
        <link>http://54xushuo.net/wiki/doku.php?id=zh:courses:java2026:ch05&amp;rev=1776130502&amp;do=diff</link>
        <description>第五章：数组与字符串

课件

下载：[数据与字符串]

一维数组测试程序


package cn.edu.bjut.chapter5;

public class Array1DTester {
	public static void main(String[] args) {
		int a[] = new int[5];
		for (int i = 0; i &lt; a.length; i++) {
			a[i] = i;
		}
		for (int i = a.length - 1; i &gt;= 0; i--) {
			System.out.println(&quot;a[&quot; + i + &quot;] = &quot; + a[i]);
		}

		int[] b = new int[] { 4, 6, 8, 32 };
		for (int i = 0; i &lt; b.length; i++) {
			System.out.println(&quot;b[&quot; + i + &quot;] = &quot; + b[i]);
		}
	}
}…</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-04-13T10:07:54+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:courses:java2026:ch06.pptx - 创建</title>
        <link>http://54xushuo.net/wiki/doku.php?image=zh%3Acourses%3Ajava2026%3Ach06.pptx&amp;ns=zh%3Acourses%3Ajava2026&amp;rev=1776046074&amp;tab_details=history&amp;mediado=diff&amp;do=media</link>
        <description></description>
    </item>
    <item rdf:about="http://54xushuo.net/wiki/doku.php?id=zh:courses:java2026:index&amp;rev=1776044677&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2026-04-13T09:44:37+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:courses:java2026:index - [表] </title>
        <link>http://54xushuo.net/wiki/doku.php?id=zh:courses:java2026:index&amp;rev=1776044677&amp;do=diff</link>
        <description>Java语言II

基本信息

	* 课程编码：0003774
	* 课程性质：学科基础必修课
	* 学分：3
	* 学时：48（讲课：24，实验：24）

班级安排

	* 241101班
		* 课代表：安欣
		* 上课时间：周二（1~4节）
		* 上课地点：3教325（1、2节）、经B201（3、4节）</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-04-11T21:07:25+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>resources:tools - [Large Language Model (LLM)] </title>
        <link>http://54xushuo.net/wiki/doku.php?id=resources:tools&amp;rev=1775912845&amp;do=diff</link>
        <description>Softwares and Tools

Large Language Model (LLM)

	* NotebookLM
	* Research Rabbit
	* STORM
	* AI2 Paper Finder
	* AI2 Scholar QA
	* Gemini
	* DeepSeek
	* 豆包
	* Elicit
	* Consensus
	* 文心一言
	* 文心一格
	* 讯飞星火
	* 通义万相
	* 天工模型
	* 通义千问
	* ChatGLM
	* 思政通
	* 

Machine Learning &amp; Data Mining

	* Faiss
	* Mallet: Java
	* Mahout: Java
	* scikit-learn: Python
	* KNIME: Java
	* CRF++: C/C++
	* CRFsuite: C/C++</description>
    </item>
    <item rdf:about="http://54xushuo.net/wiki/doku.php?id=zh:notes:math_softwares&amp;rev=1775808585&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2026-04-10T16:09:45+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:notes:math_softwares - [Count One- and Two- Grams for PMI Calculation] </title>
        <link>http://54xushuo.net/wiki/doku.php?id=zh:notes:math_softwares&amp;rev=1775808585&amp;do=diff</link>
        <description>Math Software Dataset Construction

Citation Information

	* 

Data Sources

	* zbMATH 
	* Web of Science
	* English Wikipedia
	* Word Embedding: GloVe

Create Database

The database SQL file: math_software.sql.

zbMATH

Web of Science

Project: WoSImporter

Preprocess Articles</description>
    </item>
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        <dc:date>2026-04-10T08:47:23+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:outputs:papers</title>
        <link>http://54xushuo.net/wiki/doku.php?id=zh:outputs:papers&amp;rev=1775782043&amp;do=diff</link>
        <description>学术论文（Selected Publications）

	* Shuo Xu, Zhen Liu, and Xin An, 2026. Interactions among Organizations from Science, Technology, and Industry on the basis of Percolation Theory: Case Study of Pharmaceutical Industry. Scientometrics.
	* Shuo Xu, Congcong Wang, Xin An, and Jianhua Liu, 2025. CrossDI: A Comprehensive Dataset Crossing Three Databases for Calculating Disruption Indexes. Scientific Data, Vol. 12, pp. 1974. Note Dataset &amp; Code Dataset
	* Muhammad Farrukh Shahzad, Shuo Xu, Xin An, Muhamm…</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-04-06T20:44:55+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:courses:java2026:ch05.pptx - 创建</title>
        <link>http://54xushuo.net/wiki/doku.php?image=zh%3Acourses%3Ajava2026%3Ach05.pptx&amp;ns=zh%3Acourses%3Ajava2026&amp;rev=1775479495&amp;tab_details=history&amp;mediado=diff&amp;do=media</link>
        <description></description>
    </item>
    <item rdf:about="http://54xushuo.net/wiki/doku.php?id=zh:courses:java2026:ch04&amp;rev=1775477320&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2026-04-06T20:08:40+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:courses:java2026:ch04 - [上机作业] </title>
        <link>http://54xushuo.net/wiki/doku.php?id=zh:courses:java2026:ch04&amp;rev=1775477320&amp;do=diff</link>
        <description>第四章：封装、继承与多态

课件

下载：[封装、继承与多态]

面向对象的三大特性：封装

Circle1类


package cn.edu.bjut.chapter4;

public class Circle1 {
	private double radius; 
	
	public Circle1(double radius) {
		this.radius = radius; 
	}
	
	public double getRadius() {
		return radius;
	}

	public void setRadius(double radius) {
		this.radius = radius;
	}

	public double area() {
		return (Math.PI * radius * radius); 
	}
	
	public double perimeter() {
		return (2 * Math.PI * radius); 
	}
}…</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-03-30T19:27:50+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:courses:java2026:ch04.pptx - 创建</title>
        <link>http://54xushuo.net/wiki/doku.php?image=zh%3Acourses%3Ajava2026%3Ach04.pptx&amp;ns=zh%3Acourses%3Ajava2026&amp;rev=1774870070&amp;tab_details=history&amp;mediado=diff&amp;do=media</link>
        <description></description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-03-09T21:21:58+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:courses:java2026:ch03.pptx - 创建</title>
        <link>http://54xushuo.net/wiki/doku.php?image=zh%3Acourses%3Ajava2026%3Ach03.pptx&amp;ns=zh%3Acourses%3Ajava2026&amp;rev=1773062518&amp;tab_details=history&amp;mediado=diff&amp;do=media</link>
        <description></description>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-02-22T21:26:11+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:courses:java2026:ch02.pptx - 创建</title>
        <link>http://54xushuo.net/wiki/doku.php?image=zh%3Acourses%3Ajava2026%3Ach02.pptx&amp;ns=zh%3Acourses%3Ajava2026&amp;rev=1771766771&amp;tab_details=history&amp;mediado=diff&amp;do=media</link>
        <description></description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2026-02-22T21:12:56+08:00</dc:date>
        <dc:creator>pzczxs</dc:creator>
        <title>zh:courses:java2026:ch01.pptx - 创建</title>
        <link>http://54xushuo.net/wiki/doku.php?image=zh%3Acourses%3Ajava2026%3Ach01.pptx&amp;ns=zh%3Acourses%3Ajava2026&amp;rev=1771765976&amp;tab_details=history&amp;mediado=diff&amp;do=media</link>
        <description></description>
    </item>
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