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Number of days in particular month of particular year?
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Java 8 and later
@Warren M. Nocos.
If you are trying to use Java 8's new Date and Time API, you can use java.time.YearMonth class. See Oracle Tutorial.
// Get the number of days in that month
YearMonth yearMonthObject = Ye...
Java Pass Method as Parameter
I am looking for a way to pass a method by reference. I understand that Java does not pass methods as parameters, however, I would like to get an alternative.
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Why can't static methods be abstract in Java?
The question is in Java why can't I define an abstract static method? for example
25 Answers
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How and where are Annotations used in Java?
...t it is more convenient to use annotations because they will belong to the Java code itself, and are hence much easier to manipulate than XML.
Usage of annotations:
Documentation, e.g. XDoclet
Compilation
IDE
Testing framework, e.g. JUnit
IoC container e.g. as Spring
Serialization, e.g. XML
Asp...
How do I run IDEA IntelliJ on Mac OS X with JDK 7?
...) make sure you have LANG=en_US.UTF-8 in your environment, see the related Java issues:
http://java.net/jira/browse/MACOSX_PORT-165
http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7187821
Refer to this thread for debugging launcher issues.
Please also be aware that GUI applications on Mac ha...
How to format a java.sql Timestamp for displaying?
How do I formate a java.sql Timestamp to my liking ? ( to a string, for display purposes)
7 Answers
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Difference between namespace in C# and package in Java
... the difference (in terms of use) between namespaces in C# and packages in Java?
6 Answers
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What is java interface equivalent in Ruby?
Can we expose interfaces in Ruby like we do in java and enforce the Ruby modules or classes to implement the methods defined by interface.
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How to open the default webbrowser using java
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java.awt.Desktop is the class you're looking for.
import java.awt.Desktop;
import java.net.URI;
// ...
if (Desktop.isDesktopSupported() && Desktop.getDesktop().isSupported(Desktop.Action.BROWSE)) {
Desktop.getD...
How do I create a Java string from the contents of a file?
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Read all text from a file
Java 11 added the readString() method to read small files as a String, preserving line terminators:
String content = Files.readString(path, StandardCharsets.US_ASCII);
For versions between Java 7 and 11, here's a compact, ro...