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Maven2: Best practice for Enterprise Project (EAR file)
...archetypes:ear-j2ee14 (-)
2: remote -> org.codehaus.mojo.archetypes:ear-javaee6 (-)
3: remote -> org.codehaus.mojo.archetypes:ear-jee5 (-)
4: remote -> org.hibernate:hibernate-search-quickstart (-)
5: remote -> org.jboss.spec.archetypes:jboss-javaee6-ear-webapp
6: remote -> org.jboss...
Java: Integer equals vs. ==
As of Java 1.5, you can pretty much interchange Integer with int in many situations.
7 Answers
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accepting HTTPS connections with self-signed certificates
..., etc., listed on the set of Android Trusted Certificates, I keep getting javax.net.ssl.SSLException: Not trusted server certificate .
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How does one create an InputStream from a String? [duplicate]
I'm not used to working with streams in Java - how do I create an InputStream from a String ?
6 Answers
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Immutability of Strings in Java
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+1 Here's an idea, immutable objects in java are like copy-by-value, you can have 2 references to a String, but you should consider them 2 separate Strings since it's immutable, and working with one of them won't affect the other
– Khaled.K
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What causes javac to issue the “uses unchecked or unsafe operations” warning
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This comes up in Java 5 and later if you're using collections without type specifiers (e.g., Arraylist() instead of ArrayList<String>()). It means that the compiler can't check that you're using the collection in a type-safe way, using...
Is there more to an interface than having the correct methods
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There is nothing in this answer that is exclusive to Java interfaces. The same applies equaly well to abstract classes, or even concrete ones. I would expect a good answer to mention the ability to implement multiple interfaces, and when/why that would be useful.
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When should we call System.exit in Java
In Java, What is the difference with or without System.exit(0) in following code?
10 Answers
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Convert file: Uri to File in Android
...ore. This should work:
new File(new URI(androidURI.toString()));
URI is java.net.URI.
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What is a Question Mark “?” and Colon “:” Operator Used for? [duplicate]
...kipedia demonstrating how it works:
A traditional if-else construct in C, Java and JavaScript is written:
if (a > b) {
result = x;
} else {
result = y;
}
This can be rewritten as the following statement:
result = a > b ? x : y;
Basically it takes the form:
boolean statement ? true ...