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Accessing members of items in a JSONArray with Java
I'm just getting started with using json with java. I'm not sure how to access string values within a JSONArray. For instance, my json looks like this:
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How can I lookup a Java enum from its String value?
...says that static initialization occurs from top to bottom: docs.oracle.com/javase/specs/jls/se7/html/jls-8.html#d5e12267
– Selena
Oct 15 '14 at 18:22
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Java String to SHA1
I'm trying to make a simple String to SHA1 converter in Java and this is what I've got...
12 Answers
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What is the “volatile” keyword used for?
...t usage. Could you please tell me what it should be used for in C# and in Java?
8 Answers
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Division of integers in Java [duplicate]
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Is there any keyword in java to divide two numbers e.g. 'Math.floorDiv(num1,num2)'
– Rudra
Jan 4 '16 at 12:51
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Functional style of Java 8's Optional.ifPresent and if-not-Present?
In Java 8, I want to do something to an Optional object if it is present, and do another thing if it is not present.
12 A...
initializing a boolean array in java
... would cause ArrayIndexOutOfBoundsException. To learn more about arrays in Java, consult this basic Oracle tutorial.
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Split string to equal length substrings in Java
... split the string "Thequickbrownfoxjumps" to substrings of equal size in Java.
Eg. "Thequickbrownfoxjumps" of 4 equal size should give the output.
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Obtaining a powerset of a set in Java
... This method is now in Guava: guava-libraries.googlecode.com/svn/trunk/javadoc/com/google/…
– Kevin Bourrillion
Jul 9 '10 at 1:59
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Data access object (DAO) in Java
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Check also the sequence diagram here:
http://www.oracle.com/technetwork/java/dataaccessobject-138824.html
Maybe a simple example can help you understand the concept:
Let's say we have an entity to represent an employee:
public class Employee {
private int id;
private String name;
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