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In Java, what does NaN mean?
...E Standard for Floating-Point Arithmetic (IEEE 754) quite explicitly which Java follows blindly. Reading the standard opens your eyes to a lot of things, the multiple values of zero being one of the things.
– Esko
Apr 11 '10 at 18:57
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How do I set the proxy to be used by the JVM
Many times, a Java app needs to connect to the Internet. The most common example happens when it is reading an XML file and needs to download its schema.
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Using Java to find substring of a bigger string using Regular Expression
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This is a working example :
RegexpExample.java
package org.regexp.replace;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegexpExample
{
public static void main(String[] args)
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How can I read a large text file line by line using Java?
I need to read a large text file of around 5-6 GB line by line using Java.
21 Answers
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Good examples using java.util.logging [closed]
I want to use logs in my program. I heard about java.util.logging , but I don't know how to begin.
6 Answers
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Moving project to another folder in Eclipse
... It seems to be one of the eclipse oddities that you need to switch to the Java perspective to open the package explorer to move a C/C++ project... seems to work anyway, at least for a makefile project.
– sstn
Sep 6 '11 at 8:07
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Pass a local file in to URL in Java
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For java 7+: Paths.get("path","to","stuff").toUri().toURL()
– Ajax
Nov 19 '15 at 0:32
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Auto code completion on Eclipse
...uto completion to open automatically while typing.
Go to Preferences > Java > Editor > Content Assist and write .abcdefghijklmnopqrstuvwxyz in the Auto activation triggers for Java field.
See this question for more details.
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How to get a list of current open windows/process with Java?
... how do I get the current open windows or process of a local machine using Java?
14 Answers
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What are bitwise shift (bit-shift) operators and how do they work?
I've been attempting to learn C in my spare time, and other languages (C#, Java, etc.) have the same concept (and often the same operators) ...
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