Java
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Using mailto in Java?
I want to set up a hyperlink in my eclipse java project Solution Yes, you can use desktop mail() Desktop desktop = Des…… -
How to write ORM statements to return filtered data from data objects?
well. I've just started using orm in the ColdFusion application It has been going well until now I encountered this ob…… -
Java garbage collection and graphics processing methods
I am creating a game (snake clone) as a hobby I'm looking at the dispose method of the graphics class in the Java API …… -
Java – use custom accountauthenticator with multiple applications
I have two independent Android projects. One is the implementation of abstractaccountauthenticator for managing user a…… -
Java – can I expire all user sessions?
Can I expire all user sessions? I'm using tomcat, servlet / JSP In the session, I have a property userid On this basis…… -
Java – vaadin create modal dialog window
How to in vaadin 7 Create modal dialog window in X? I have found that I have a main window and added it to my new dial…… -
Get the range of values from the map in Java
Is it possible to get values that match a series of keys in a Java map Suppose I did, Map<Key,Value> //size 10,0…… -
Java date format is mmddhhmmss
I want to add a date to the file to maintain the archive So the file name is "cgroup0307131614", but I want to add a t…… -
How to synchronize scroll bars on JavaFX?
There are two textareas in my application. I want to synchronize the scrollbars when I move one of them But I can't fi…… -
Java – call the actionperformed method using normal class methods
I try to call actionPerformed () in a generic class method. I know it will be executed automatically as long as I pres…… -
Can Java be unstable and ensure visibility?
public class Stuff { public class Stuff { private final Timer timer = new Timer(true); public static final int DEF…… -
Java – why does my if conditional compare string fail?
This program execution does not enter the if condition public static void filterObject(ArrayList<treewalker.Variabl…… -
Java – when to throw an exception for a constructor
public Neocortex(Region rootRegion,ConnectionInterface functor) { public Neocortex(Region rootRegion,ConnectionInterfa…… -
Java renders XML documents as PDF
I have an XML document that is currently stored as a string in memory & I want to render it as PDF In other words,…… -
Java – running functions on JButton
I'm trying to create a program in Java that uses a robot to press a specific key every few seconds It has a GUI with s…… -
Java – simple examples of errors in Hibernate beginner level
In order to learn hibernate, I wrote two examples of exercises However, they all have the following errors: Basically,…… -
java – Android – Webview Progressbar
I added a progress bar to WebView I want to have progress bar coverage on WebView. I want to display the percentage of…… -
Java – headless painting
I want to draw JPanel as buffered image in headless mode (there is no GUI on the screen) final JPanel panel = createPa…… -
Java – JBoss application server and Servlet
I downloaded the latest version of JBoss. Com from JBoss website I created a dynamic web project and created a servlet…… -
Is java – readfull() at risk of suffocation?
I notice that when I use readfull() on a file instead of read (byte []), the processing time is greatly reduced Howeve…… -
Java – no JIT optimization
Look at this question: code: class test { public static void main(String abc[]) { for( int k=1; k<=…… -
How to delete the question mark in joptionpane?
How do I get rid of any markers in the upper left corner of joptionpane? int result = JOptionPane.showConfirmDialog(nu…… -
Java: understanding the execution of static methods
There are printa in class A and printb in class B. There are two methods Printa is a static method and printb is a non…… -
Square root in Java
Should I write in Java like that? If not, how should I write it? import java.util.*; public class Soru { public st…… -
Filling Java beans with opencsv – Code Description
I just started using Java and have a lot of missing knowledge, but I need to write a simple class that will use opencs…… -
Java – why not use a pseudo-random number generator to generate test data?
Test the correctness from the Book Java concurrency in practice, chapter 12.1, especially 12.1 3 test security (the au…… -
Java – Eclipse: get null display
I tried to pop up a dialog box (i.e. a FileDialog) in the Eclipse Plug-in. In fact, I was running the relevant UI laun…… -
Java – find friends of all users: how to implement Hadoop MapReduce?
Say I entered the following: (1,2)(2,1)(1,3)(3,4)(4,1) The output is expected to be as follows: (1,(2,3,4)) -> (1,3…… -
Can I construct arrays in Java without the number of elements?
There are some problems when using arrays in Java If I declare a character array like this, my program will throw an e…… -
Java generics copy constructor
I want to write a copy constructor for a commonly defined class I have an inner class node, which I use as a node of a…… -
Can ColdFusion CFC be instantiated from Java?
I know that a Java class can be instantiated from ColdFusion, but can ColdFusion CFC be instantiated from Java code? F…… -
Gets the value selected from the radio button in Java
import javax.swing.*; import javax.swing.*; import java.awt.*; public class RadioButtonTest extends JFrame { privat……