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What is the difference between the Eclipse Package Explorer and the Eclipse Project Explorer?
...tomized by the specific
configuration of your Workbench.
With only the java developer tools (JDT) installed the Project Explorer nearly looks and behaves for java projects as the Package Explorer (including refactoring and other source code operations in the context menu). But Project Explorer i...
Reading a simple text file
...
try this,
package example.txtRead;
import java.io.BufferedReader;
import java.io.ByteArrayOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.L...
Why is January month 0 in Java Calendar?
In java.util.Calendar , January is defined as month 0, not month 1. Is there any specific reason to that ?
16 Answers
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Get domain name from given url
...It should not include 'www' part). Url can contain http/https. Here is the java code that I wrote. Though It seems to work fine, is there any better approach or are there some edge cases, that could fail.
...
Printing Java Collections Nicely (toString Doesn't Return Pretty Output)
...
String.join(",", yourIterable);
(Java 8)
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Difference between .keystore file and .jks file
...ore files and .jks files, yet I could not find it. I know jks is for "Java keystore" and both are a way to store key/value pairs.
...
java.util.regex - importance of Pattern.compile()?
...);
}
}
If you're familiar with .NET regexes, you may be wondering if Java's compile() method is related to .NET's RegexOptions.Compiled modifier; the answer is no. Java's Pattern.compile() method is merely equivalent to .NET's Regex constructor. When you specify the Compiled option:
Regex r...
Getting the array length of a 2D array in Java
... name of it is - object initialization? inline initialization? one of our Java Gurus will know
– NG.
Oct 22 '10 at 19:59
8
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Eclipse: enable assertions
...nd then to the menu item Run Configurations.
In the left panel, go to Java Application, and then go to Assertions.
In the right panel, choose the tab Arguments.
Under the field for VM arguments, type -ea to enable assertions.
Click on the Apply and then Run button.
To globally set it a...
Android-java- How to sort a list of objects by a certain value within the object
... When should a class be Comparable and/or Comparator?
Try this -
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class TestSort {
public static void main(String args[]){
ToSort toSort1 = new ToSort(new Float(3), "3");
ToSort toSort2 =...