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环境搭建,运行出来一个JSP页面,显示hello 英文字母表 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <% String path = request.getContextPath(); String 阅读全文
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package com.example.assignment; import android.app.AlertDialog; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOExce 阅读全文
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package com.example.myapplication; import android.os.Bundle; import android.app.Activity; import android.view.Menu; import android.view.View; import a 阅读全文
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package com.example.myapplication; import android.app.AlertDialog; import android.os.Bundle; import android.app.Activity; import android.content.Dialo 阅读全文
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package com.example.myapplication; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.Toast; impo 阅读全文
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2. package com.example.myapplication; import android.os.Bundle; import androidx.appcompat.app.AppCompatActivity; public class GridActivity extends App 阅读全文
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package com.homework10; public abstract class ColaEmployee { String name; int year; int month; int day; double salary = 70000; ColaEmployee(String nam 阅读全文
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package com.homework09; public class Vehicle { String brand; String color; double speed; Vehicle(String brand, String color) { this.brand = brand; thi 阅读全文
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package com.homework08; public class Point { public int x; public int y; public Point() { x = 0; y = 0; } public Point(int x0, int y0) { x = x0; y = y 阅读全文
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package com.homework07; public class MyClass { public int[] sort(int[] array) { int t; for (int n = 0; n < array.length; n++) { for (int m = n; m < ar 阅读全文