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How to maintain a Unique List in Java?
How to create a list of unique/distinct objects (no duplicates) in Java?
7 Answers
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Something like 'contains any' for Java set?
... @Xipo is right. Check grepcode.com/file/repository.grepcode.com/java/root/jdk/openjdk/…
– Lluis Martinez
Feb 23 '17 at 22:06
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How do I use CSS in Django?
...ing waaay late to the party. I wonder how they would rate my posts to comp.lang.c in, oh let's say, 1987? Better not to ask.
– Peter Rowell
Feb 24 '13 at 1:52
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“Conversion to Dalvik format failed with error 1” on external JAR
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Go to Project » Properties » Java Build Path » Libraries and remove all except the "Android X.Y" (in my case Android 1.5). click OK. Go to Project » Clean » Clean projects selected below » select your project and click OK. That should work.
It is al...
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...
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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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 ...
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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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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