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How to create a file in a directory in java?
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With Java 7, you can use Path, Paths, and Files:
import java.io.IOException;
import java.nio.file.FileAlreadyExistsException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
public class Create...
Class JavaLaunchHelper is implemented in both. One of the two will be used. Which one is undefined [
...ogle App Engine Web Application Project on Eclipse Kepler on Mac OS X with java version "1.7.0_45"
2 Answers
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What is the purpose of the single underscore “_” variable in Python?
... import gettext
gettext.bindtextdomain('myapplication', '/path/to/my/language/directory')
gettext.textdomain('myapplication')
_ = gettext.gettext
# ...
print(_('This is a translatable string.'))
2019 update: Added lambda. For a long time this answer only listed three use cases...
Long vs Integer, long vs int, what to use and when?
...e you need to make use of methods inherited from Object, such as hashcode. Java.util.collections methods usually use the boxed (Object-wrapped) versions, because they need to work for any Object, and a primitive type, like int or long, is not an Object.
Another difference is that long and int are p...
How can I read input from the console using the Scanner class in Java?
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A simple example to illustrate how java.util.Scanner works would be reading a single integer from System.in. It's really quite simple.
Scanner sc = new Scanner(System.in);
int i = sc.nextInt();
To retrieve a username I would probably use sc.nextLine().
Sys...
Java equivalent of C#'s verbatim strings with @
Quick question. Is there an equivalent of @ as applied to strings in Java:
4 Answers
4...
Sort a single String in Java
Is there a native way to sort a String by its contents in java? E.g.
10 Answers
10
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What does java:comp/env/ do?
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Quoting https://web.archive.org/web/20140227201242/http://v1.dione.zcu.cz/java/docs/jndi-1.2/tutorial/beyond/misc/policy.html
At the root context of the namespace
is a binding with the name "comp",
which is bound to a subtree reserved
for component-related bindings. The
name "comp" is s...
eclipse won't start - no java virtual machine was found
...How_do_I_run_Eclipse%3F#Find_the_JVM
Note : Eclipse DOES NOT consult the JAVA_HOME environment variable.
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How to check iOS version?
...ewControllerTransitionStyleScroll in iOS6.
– Paul de Lange
Nov 20 '12 at 13:11
7
This doesn't wor...