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Kotlin Ternary Conditional Operator
...c
The distinction between expression and statement is important here. In Java/C#/JavaScript, if forms a statement, meaning that it does not resolve to a value. More concretely, you can't assign it to a variable.
// Valid Kotlin, but invalid Java/C#/JavaScript
var v = if (a) b else c
If you're c...
IntelliJ: Never use wildcard imports
...OS / Ctrl + Alt + S on Windows and Linux) > Editor > Code Style > Java > Imports tab set Class count to use import with '*' and Names count to use static import with '*' to a higher value. Any value over 99 seems to work fine.
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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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Difference between Eclipse Europa, Helios, Galileo
...ault set of plugins to achieve specialized tasks), such as Eclipse IDE for Java Developers, Eclipse IDE for Java EE Developers, Eclipse IDE for C/C++ Developers, etc (see this link for a comparison of their content).
To develop Java Desktop applications, the Helios release of Eclipse IDE for Java D...
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 ...
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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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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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: 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...
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(...