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Calling remove in foreach loop in Java [duplicate]
In Java, is it legal to call remove on a collection when iterating through the collection using a foreach loop? For instance:
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What is the main difference between Inheritance and Polymorphism?
...dule open book exam today and found myself lost. I was reading Head first Java and both definitions seemed to be exactly the same. I was just wondering what the MAIN difference was for my own piece of mind. I know there are a number of similar questions to this but, none I have seen which provide a...
What is “the inverse side of the association” in a bidirectional JPA OneToMany/ManyToOne association
... table that should be used. This way you have a unidirectional relation in Java while still having a foreign key column in the Order table. So in the Object world, the Order doesn't know about Customer while in the database world, the Customer doesn't know about Order.
– Henno ...
Preferred Java way to ping an HTTP URL for availability
...e topic here. The question is: What is the preferred way to ping a URL in java?
6 Answers
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Can You Get A Users Local LAN IP Address Via JavaScript?
...thing.
Then you may have something this :
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Local IP</title>
</head>
<body>
<h1>My local IP is</h1>
<p id="ip">Loading..</p>
<script sr...
What does (angle brackets) mean in Java?
I am currently studying Java and have recently been stumped by angle brackets(). What exactly do they mean?
6 Answers
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How to use UTF-8 in resource properties with ResourceBundle
I need to use UTF-8 in my resource properties using Java's ResourceBundle . When I enter the text directly into the properties file, it displays as mojibake.
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Read String line by line
...impler, but the Reader implementation beats the others hands down.
import java.io.BufferedReader;
import java.io.IOException;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
/**
* Test class for splitting a string into lines at linebreaks
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Received fatal alert: handshake_failure through SSLHandshakeException
... underlying failure cannot be pinpointed, it is better to switch on the -Djavax.net.debug=all flag to enable debugging of the SSL connection established. With the debug switched on, you can pinpoint what activity in the handshake has failed.
Update
Based on the details now available, it appears t...
Eclipse: Java, see where class is used
Is there a way in Eclipse to select a Java class, and then bring up a list of all Java files where that class is used within a project?
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