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Casting interfaces for deserialization in JSON.NET
...uctor with the [JsonConstructor] attribute.
– Dr Rob Lang
May 23 '16 at 12:49
27
This is not fine...
How to calculate time difference in java?
... want to subtract two timeperiods say 16:00:00 from 19:00:00. Is there any java function for this? The results can be in milliseconds, seconds, or minutes.
...
Java: How to get input from System.console()
...= System.console().readLine();
Another way (works everywhere):
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Test {
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new In...
Why is Java's boolean primitive size not defined?
The Java Virtual Machine Specification says that there is limited support for boolean primitive types.
7 Answers
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How to list only the file names that changed between two commits?
...o one has mentioned the switch --stat:
$ git diff --stat HEAD~5 HEAD
.../java/org/apache/calcite/rex/RexSimplify.java | 50 +++++++++++++++++-----
.../apache/calcite/sql/fun/SqlTrimFunction.java | 2 +-
.../apache/calcite/sql2rel/SqlToRelConverter.java | 16 +++++++
.../org/apache/calcite/u...
Why does Eclipse complain about @Override on interface methods?
...n methods that implement those declared by an interface is only valid from Java 6 onward. It's an error in Java 5.
Make sure that your IDE projects are setup to use a Java 6 JRE, and that the "source compatibility" is set to 1.6 or greater:
Open the Window > Preferences dialog
Browse to Java &...
Array or List in Java. Which is faster?
I have to keep thousands of strings in memory to be accessed serially in Java. Should I store them in an array or should I use some kind of List ?
...
Java, List only subdirectories from a directory, not files
In Java, How do I list only subdirectories from a directory?
13 Answers
13
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Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamari
... Mono implementation on Android and their C# compiled apps are faster than Java code. Did anyone perform actual benchmarks on very similar Java and C# code on different Android platforms to verify such claims, could post the code and results?
...
What is the difference between Integer and int in Java?
... have any methods.
Integer is a class, no different from any other in the Java language. Variables of type Integer store references to Integer objects, just as with any other reference (object) type. Integer.parseInt("1") is a call to the static method parseInt from class Integer (note that this me...