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栈和队列的面试题Java实现 - 更多技术 - 清泛网 - 专注C/C++及内核技术
栈和队列的面试题Java实现栈和队列：面试的时候，栈和队列经常会成对出现来考察。本文包含栈和队列的如下考试内容：（1）栈的创建（2）队列的创建（3）两个栈实现一...栈和队列：
面试的时候，栈和队列经常会成对出现来...
What is the equivalent to a JavaScript setInterval/setTimeout in Android/Java?
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setInterval()
function that repeats itself in every n milliseconds
Javascript
setInterval(function(){ Console.log("A Kiss every 5 seconds"); }, 5000);
Approximate java Equivalent
new Timer().scheduleAtFixedRate(new TimerTask(){
@Override
public void run(){
Log.i("tag", "...
How many spaces will Java String.trim() remove?
In Java, I have a String like this:
17 Answers
17
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JBoss vs Tomcat again [closed]
... supports Servlet 3.0). JBoss AS, a 'complete' application server supports Java EE 6 (including Servlet 3.0) in its current version.
Tomcat is fairly lightweight and in case you need certain Java EE features beyond the Servlet API, you can easily enhance Tomcat by providing the required libraries a...
How can I determine if a date is between two dates in Java? [duplicate]
... dates, in the case where all three dates are represented by instances of java.util.Date ?
11 Answers
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How to use java.String.format in Scala?
...a .format method of a string. But if I place %1, %2, etc. in the string, java.util.UnknownFormatConversionException is thrown pointing to a confusing Java source code piece:
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Reverse engineering from an APK file to a project
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There are two useful tools which will generate Java code (rough but good enough) from an unknown APK file.
Download dex2jar tool from dex2jar.
Use the tool to convert the APK file to JAR:
$ d2j-dex2jar.bat demo.apk
dex2jar demo.apk -> ./demo-dex2jar.jar
Once the JA...
How to resolve : Can not find the tag library descriptor for “http://java.sun.com/jsp/jstl/core” [du
...en I focus it the tag is : can not find the library descriptor for http://java.sun.com/jsp/jstl/core
17 Answers
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How to set a Timer in Java?
...ss that.
Setting a timer
First you need to create a Timer (I'm using the java.util version here):
import java.util.Timer;
..
Timer timer = new Timer();
To run the task once you would do:
timer.schedule(new TimerTask() {
@Override
public void run() {
// Your database code here
}
},...
How do I copy an object in Java?
... do that, read at least what Joshua Bloch has to say about it in Effective Java.
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