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How do you crash a JVM?
...up? are you sure? The documentation says "Terminates the currently running Java virtual machine by initiating its shutdown sequence ... all registered shutdown hooks, if any, are started ... all uninvoked finalizers are run" - isn't that the proper cleanup?
– user85421
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Setting the default Java character encoding
...rd Grech points out, in a special case like this, the environment variable JAVA_TOOL_OPTIONS can be used to specify this property, but it's normally done like this:
java -Dfile.encoding=UTF-8 … com.x.Main
Charset.defaultCharset() will reflect changes to the file.encoding property, but most of t...
How to read all files in a folder from Java?
How to read all the files in a folder through Java?
31 Answers
31
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How to really read text file from classpath in Java
...ng else is wrong.
So for example, take this code:
package dummy;
import java.io.*;
public class Test
{
public static void main(String[] args)
{
InputStream stream = Test.class.getResourceAsStream("/SomeTextFile.txt");
System.out.println(stream != null);
stream = T...
Is it possible to declare a variable in Gradle usable in Java?
Is it possible to declare a variable in Gradle usable in Java ?
Basically I would like to declare some vars in the build.gradle and then getting it (obviously) at build time. Just like a pre-processor macros in C/C++...
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How to parse a date? [duplicate]
...d");
String formattedDate = formatter.format(date);
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JavaDoc: http://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html
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Unicode equivalents for \w and \b in Java regular expressions?
... for the rewriting functions I discuss below is available here.
Update in Java 7
Sun’s updated Pattern class for JDK7 has a marvelous new flag, UNICODE_CHARACTER_CLASS, which makes everything work right again. It’s available as an embeddable (?U) for inside the pattern, so you can use it with ...
Java Ordered Map
In Java, Is there an object that acts like a Map for storing and accessing key/value pairs, but can return an ordered list of keys and an ordered list of values, such that the key and value lists are in the same order?
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java.net.URLEncoder.encode(String) is deprecated, what should I use instead?
I get the following warning when using java.net.URLEncoder.encode :
6 Answers
6
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How do SQL EXISTS statements work?
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98
Think of it this way:
For 'each' row from Suppliers, check if there 'exists' a row in the Ord...