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How should I use try-with-resources with JDBC?
...ing an additional wrapper class?
package com.naveen.research.sql;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
public abstract class PreparedStatementWrapper implements AutoCloseable {
protected PreparedStatement stat...
How can I initialise a static Map?
How would you initialise a static Map in Java?
42 Answers
42
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Get size of an Iterable in Java
I need to figure out the number of elements in an Iterable in Java.
I know I can do this:
10 Answers
...
Is it possible to create a File object from InputStream
Is there any way to create a java.io.File object from an java.io.InputStream ?
7 Answers
...
Why doesn't Java allow generic subclasses of Throwable?
According to the Java Language Sepecification , 3rd edition:
5 Answers
5
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How do you specify a byte literal in Java?
...
You can use a byte literal in Java... sort of.
byte f = 0;
f = 0xa;
0xa (int literal) gets automatically cast to byte. It's not a real byte literal (see JLS & comments below), but if it quacks like a duck, I call it a duck.
What you can't ...
java.lang.ClassNotFoundException: org.springframework.web.context.ContextLoaderListener
...ployment Assembly".
Click the "Add..." button on the right margin.
Select "Java Build Path Entries" from the menu of Directive Type and click "Next".
Select "Maven Dependencies" from the Java Build Path Entries menu and click "Finish".
You should see "Maven Dependencies" added to the Web Deploymen...
Remote JMX connection
I'm trying to open a JMX connection to java application running on a remote machine.
12 Answers
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Java Try Catch Finally blocks without Catch
...
The Java Language Specification(1) describes how try-catch-finally is executed.
Having no catch is equivalent to not having a catch able to catch the given Throwable.
If execution of the try block completes abruptly bec...
Android Studio Google JAR file causing GC overhead limit exceeded error
... this to your android closure in your build.gradle file:
dexOptions {
javaMaxHeapSize "4g"
}
and see if that helps.
(idea courtesy of this answer from Scott Barta)
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