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How to resolve : Can not find the tag library descriptor for “http://java.sun.com/jsp/jstl/core” [du
...en I focus it the tag is : can not find the library descriptor for http://java.sun.com/jsp/jstl/core
17 Answers
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How to set a Timer in Java?
...ss that.
Setting a timer
First you need to create a Timer (I'm using the java.util version here):
import java.util.Timer;
..
Timer timer = new Timer();
To run the task once you would do:
timer.schedule(new TimerTask() {
@Override
public void run() {
// Your database code here
}
},...
How should I use try-with-resources with JDBC?
...ing an additional wrapper class?
package com.naveen.research.sql;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
public abstract class PreparedStatementWrapper implements AutoCloseable {
protected PreparedStatement stat...
How can I initialise a static Map?
How would you initialise a static Map in Java?
42 Answers
42
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Best XML parser for Java [closed]
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I think you should not consider any specific parser implementation. Java API for XML Processing lets you use any conforming parser implementation in a standard way. The code should be much more portable, and when you realise that a specific parser has grown too old, you can replace it with an...
Get size of an Iterable in Java
I need to figure out the number of elements in an Iterable in Java.
I know I can do this:
10 Answers
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Remote JMX connection
I'm trying to open a JMX connection to java application running on a remote machine.
12 Answers
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Java Try Catch Finally blocks without Catch
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The Java Language Specification(1) describes how try-catch-finally is executed.
Having no catch is equivalent to not having a catch able to catch the given Throwable.
If execution of the try block completes abruptly bec...
Is it possible to create a File object from InputStream
Is there any way to create a java.io.File object from an java.io.InputStream ?
7 Answers
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Format LocalDateTime with Timezone in Java8
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The prefix "Local" in JSR-310 (aka java.time-package in Java-8) does not indicate that there is a timezone information in internal state of that class (here: LocalDateTime). Despite the often misleading name such classes like LocalDateTime or LocalTime have NO...