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Java Constructor Inheritance
I was wondering why in java constructors are not inherited? You know when you have a class like this:
10 Answers
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Why is “final” not allowed in Java 8 interface methods?
One of the most useful features of Java 8 are the new default methods on interfaces. There are essentially two reasons (there may be others) why they have been introduced:
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How do I run a spring boot executable jar in a Production environment?
...s to read and execute the jar file. You also have to configure the default Java for the server and Java environment variables to make things work.
– micaro
May 25 '19 at 11:38
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Java Multiple Inheritance
In an attempt to fully understand how to solve Java's multiple inheritance problems I have a classic question that I need clarified.
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How do I convert CamelCase into human-readable names in Java?
...th matching lookarounds to split:
Regex split string but keep separators
Java split is eating my characters
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java: ArrayList - how can i check if an index exists?
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Since java-9 there is a standard way of checking if an index belongs to the array - Objects#checkIndex() :
List<Integer> ints = List.of(1,2,3);
System.out.println(Objects.checkIndex(1,ints.size())); // 1
System.out.println(O...
Explicitly calling a default method in Java
Java 8 introduces default methods to provide the ability to extend interfaces without the need to modify existing implementations.
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Iterating through a list in reverse order in java
...ator that will go through the list in reverse, here is an example:
import java.util.Iterator;
import java.util.List;
public class ReverseIterator<T> implements Iterator<T>, Iterable<T> {
private final List<T> list;
private int position;
public ReverseIterator(...
Please explain some of Paul Graham's points on Lisp
...lanation is perfectly fine -- and he takes a shot at a comparison to C and Java, which I won't do -- but for some reason I really enjoy discussing this very topic once in a while, so -- here's my shot at an answer.
On points (3) and (4):
Points (3) and (4) on your list seem the most interesting and ...
Convert integer into byte array (Java)
... class was designed for such dirty hands tasks though. In fact the private java.nio.Bits defines these helper methods that are used by ByteBuffer.putInt():
private static byte int3(int x) { return (byte)(x >> 24); }
private static byte int2(int x) { return (byte)(x >> 16); }
private sta...