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Boolean vs boolean in Java
There are discussions around Integer vs int in Java. The default value of the former is null while in the latter it's 0 . How about Boolean vs boolean ?
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Why we should not use protected static in java
...going through this question Is there a way to override class variables in Java?
The first comment with 36 upvotes was:
8 ...
How to timeout a thread
...ad of Timer, here's an SSCCE:
package com.stackoverflow.q2275443;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutE...
Why doesn't java.util.Set have get(int index)?
I'm sure there's a good reason, but could someone please explain why the java.util.Set interface lacks get(int Index) , or any similar get() method?
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Why does the month argument range from 0 to 11 in JavaScript's Date constructor?
When initializing a new Date object in JavaScript using the below call, I found out that the month argument counts starting from zero.
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How to read a single char from the console in Java (as the user types it)?
...asy way to read a single char from the console as the user is typing it in Java? Is it possible? I've tried with these methods but they all wait for the user to press enter key:
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How do we count rows using older versions of Hibernate (~2009)?
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In Java i usually need to return int and use this form:
int count = ((Long)getSession().createQuery("select count(*) from Book").uniqueResult()).intValue();
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Mockito.any() pass Interface with Generics
...correctly typed argument anyway. It was just necessary to satisfy the pre-java8 compiler which lacked this kind of type inference.
– herman
Dec 17 '14 at 11:36
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wxbit平台第三方扩展报错分析：no such class 运行时错误的根本原因 - AI ...
...ud的，也改为CloudBase拓展调用时，运行时出错：
错误：java.lang.RuntimeException: invalid syntax in eval form:
<string>:51:1: caught exception in inliner for #<procedure make> - java.lang.RuntimeException: no such class: cn.fun123.CloudBase.CloudBaseAuth
gnu.byteco...
Cast Int to enum in Java
What is the correct way to cast an Int to an enum in Java given the following enum?
17 Answers
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