因此,我正在尝试处理当我的扫描仪需要整数输入时,用户输入double时可能出现的异常:
boolean go = true;
do {
System.out.print("Please enter one grade from 0 - 100. To end input, enter a
negative integral value.\n");
try {
int myInt = scanner.nextInt();
.
.
所以我做了一个circle类来设置半径,应该输出半径,周长和面积但是,如果我输入半径,半径,周长,面积不会输出回来,它只显示为0.0在这里我的Circle.java
public class Circle
{
private double radius;
private double PI = 3.14159;
public void setRadius(double rad)
{
radius = rad;
}
public double getRadius()
{
return ra
我一直在尝试运行google的示例输入法,但没有成功。问题是,它甚至没有执行。正如您在下面的代码中看到的,console.log应该至少给我一行反馈,而不是:
var context_id = -1;
// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
var ime_api = chrome.input.ime;