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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
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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
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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...
Is it possible to read from a InputStream with a timeout?
...ite - it always returns the best value for the number of bytes available. Javadoc for InputStream.available():
Returns an estimate of the number of bytes that can be read (or skipped over)
from this input stream without blocking by the next invocation of a method for
this input stream.
An esti...
How to create a generic array in Java?
Due to the implementation of Java generics, you can't have code like this:
31 Answers
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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
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How do you specify a byte literal in Java?
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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...
Format LocalDateTime with Timezone in Java8
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The prefix "Local" in JSR-310 (aka java.time-package in Java-8) does not indicate that there is a timezone information in internal state of that class (here: LocalDateTime). Despite the often misleading name such classes like LocalDateTime or LocalTime have NO...
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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