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Creating Advanced Tabbed Notepad In Java

by Pritam Zope

In this article, we will create a notepad in Java with features like Multi Tabbed Documents, Document Selector, Openning/Saving/Closing Multiple documents, Running External Programs,Different Look and Feels, Viewing files in Browser, etc.

J2ME: Using StringItems and Commands

by Fadi Hania

This is a J2ME beginner article that describes how to add different J2ME components to your application especially StringItems and Commands.

Embracing the New Android App Development Environment – Android Studio (Beta)

by Android on Intel

This article introduces Android Studio (Beta), the new Android integrated development environment (IDE), which will eventually replace the Eclipse ADT Bundle.

Few Words about ConcurrentHashMap

by rtybase

An use case for ConcurrentHashMap

Latest Articles

Few Words about ConcurrentHashMap

by rtybase

An use case for ConcurrentHashMap

A Simple Java Console Interface From Scratch

by Michael B Pliam

An easily modifiable console like interface for testing Java code

Creating Advanced Tabbed Notepad In Java

by Pritam Zope

In this article, we will create a notepad in Java with features like Multi Tabbed Documents, Document Selector, Openning/Saving/Closing Multiple documents, Running External Programs,Different Look and Feels, Viewing files in Browser, etc.

Simple SMTP Client and POP3 Client in Java

by Phuong Thanh Nguyen

The programs are for sending and receiving emails

All Articles

JDK

Creating Advanced Tabbed Notepad In Java

15 Feb 2017 by Pritam Zope

In this article, we will create a notepad in Java with features like Multi Tabbed Documents, Document Selector, Openning/Saving/Closing Multiple documents, Running External Programs,Different Look and Feels, Viewing files in Browser, etc.

J2ME: Using StringItems and Commands

17 Apr 2011 by Fadi Hania

This is a J2ME beginner article that describes how to add different J2ME components to your application especially StringItems and Commands.

Embracing the New Android App Development Environment – Android Studio (Beta)

1 Jun 2015 by Android on Intel

This article introduces Android Studio (Beta), the new Android integrated development environment (IDE), which will eventually replace the Eclipse ADT Bundle.

problem on installing JDK in linux ubuntu

30 Nov 2010 by HimanshuJoshi

Ubuntu does not have rpm installer in it. It uses deb package manager derived from debian. Find a deb package for JDK or convert your rpm to deb using "Alien" program, check instructions here[^].[EDIT] Check this link[^]; It has ubuntu JDK 6 package [/EDIT]

problem on installing JDK in linux ubuntu

30 Nov 2010 by Skynet_Code

You can use aptitude to get JDK 1.6 from Ubuntu repositories, just type into a shell: sudo apt-get install sun-java6-bin sun-java6-jre sun-java6-jdk

Few Words about ConcurrentHashMap

21 Dec 2017 by rtybase

An use case for ConcurrentHashMap

Calling a Webservice from Java using Maven

21 Dec 2012 by skprasadu

This tip shows how you can create stubs for webservices in Java using Maven

Use Wookie to browse Web in Scala/Java

20 Oct 2014 by Andrey Chaschev

An introduction to the Wookie, a Java/Scala library to automate web browsing.

web_development

Development in binary.

1 Jan 2015 by OriginalGriff

Yes - and No.Yes, you can develop a very large program purely in binary - it's how we started in this game and the first operating systems and everything else were written that way.But...it's slow. Very slow. That's why one of the first things written in binary was a basic assembler, to...

Simple SMTP Client and POP3 Client in Java

9 May 2016 by Phuong Thanh Nguyen

The programs are for sending and receiving emails

Getting Started With ForkJoinPool - Map & Reduce of Java

25 May 2012 by TheDhruv

How to get started with ForkJoinPool - Map and Reduce of Java

Drawing Gaphics on JPanel from seperate thread

5 Aug 2012 by Rahul_Patel

I am trying to draw graphics on a JPanel from inside a separate thread. The problem is if i try to draw the graphics using a simple method it successfully runs but if i try to do the same thing using thread it does not.The code is as followsimport java.awt.*;import...

Drawing Gaphics on JPanel from seperate thread

5 Aug 2012 by Rahul_Patel

Solved the problem... Rewrote the code as follows...import java.awt.*;import javax.swing.*;public class ttest extends JPanel implements Runnable{ttest(){JFrame j = new...

Managed code vs markup hybrid code: Performance

3 Jan 2015 by Mehdi Gholam

Generally "native code" meaning compiled directly to the CPU instructions is faster, however in some circumstances "managed code" running on a "virual machine" can be faster.So you really have to try and see which works best for your situation.

Java as if statement (help me pls)

24 Oct 2020 by OriginalGriff

We are more than willing to help those that are stuck: but that doesn't mean that we are here to do it all for you! We can't do all the work, you are either getting paid for this, or it's part of your grades and it wouldn't be at all fair for us...

playing audio file in java

20 Nov 2009 by venkatglasses

I have code for playing audio file using sun.audio.* package and i can only able to play small clip files but not large files which runs through for mins. Could any one able to guide me to overcome this problem I provided my code for reference:import java.io.FileInputStream;import sun.audio.*

playing audio file in java

25 Nov 2009 by Nagy Vilmos

You are unlikely to get much help with this as the sun.audio API is pretty much depricated and it is not recommended to use it.You should use the new shiny media api. First of all look at this demo.

problem on installing JDK in linux ubuntu

30 Nov 2010 by Reza Oruji

hi friendswhen i want to install JDK in linux ubuntu it gives this message:reza@ubuntu:~$ cd /opt/java/32reza@ubuntu:/opt/java/32$ sudo chmod +x jdk-6u21-linux-i586-rpm.binreza@ubuntu:/opt/java/32$ sudo...

Use PowerShell to Manage your Intel AMT Data

2 Jun 2011 by Randall Templeton

This article describes how to use Windows PowerShell to manage your Intel® AMT data. Treat data stores as file systems using a few simple commands.

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Random Number Generator – That’s No Bull

5 Aug 2011 by Gael Holmes Hofemeier

This article discusses the Random Number Generator, code named Bull Mountain. Learn about Intel’s latest innovation in the generation of super-robust Random Numbers

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Stuck up in my final year project on 'fault tolerance in grid computing'

29 Sep 2011 by shriram.goal

My final year project is to develop fault tolerance in grids and I'm planning to achieve this through checkpointing/logging of processes and job replication on the occurrence of faults. My project guide has advised me to create a grid using Java program(s) and I have absolutely no clue as to how...

Implementation of method hashcode in java

29 Sep 2011 by snp_shailesh

import java.util.ArrayList;class HashingTest{ public static void main(String a[]) { ArrayList ar=new ArrayList(); ArrayList ar2=new ArrayList(); ar.add(4); ar.add(5); ar.add(6); ar2.add(4); ar2.add(5); ar2.add(6); System.out.println("Value of ar[0]...

Implementation of method hashcode in java

29 Sep 2011 by Mehdi Gholam

Hash computations operate on the objects data contents so it will compute the hash for the value "4" every time as both are the same integers.

Stuck up in my final year project on 'fault tolerance in grid computing'

29 Sep 2011 by Richard MacCutchan

In answer to your reply above I would make the following comments:shriram.goal wrote:Moreover, why am I going to post my question in a forum if I possess all knowledge about the subject in which I'm about to work on?If you possess all knowledge then I don't understand what your issues...

How To: Initialize a Game on Android with XPG

26 Jan 2012 by XPG Live

How to initialize a game on Android with XPG

Factoring Big Numbers and RSA

7 Aug 2012 by rtybase

A short article showing how not to RSA

Java Oracle connection error (ORA-12505) sid not found

23 Oct 2012 by Bhaskar Pathak

import java.util.*;import java.io.*;import java.sql.*;public class Stud{ public static void main(String args[]) { try { Class.forName("oracle.jdbc.driver.OracleDriver"); System.out.println("Driver Registered"); Connection connection =...

Java Oracle connection error (ORA-12505) sid not found

23 Oct 2012 by Nagy Vilmos

The important bid of config is in listener.ora, where you need to set the SID; note that this is not necessarily the service name.There should be something like:SID_LIST_LISTENER= (SID_LIST= (SID_DESC= (GLOBAL_DBNAME=foo.bar.com) (ORACLE_HOME=/oracle10g) ...

Eclipse Android Project (No Events)

27 Feb 2013 by Boudi AlSayed

I've downloaded Eclipse from android.com and all SDKs that it need, its my first time that I open eclipse and I'm new to java and Android Developing, but I didn't find the events button or any thing in properties about events, is there anything wrong? I viewed some videos on youtube that there...

error in compiling java code in cmd in windows 8

30 Mar 2013 by jahanxb

I got a problem in compiling java programs in windows 8 through cmd I don't know whats the error so I better take a screen shot of the code and the cmd window you better tell me about this I googled it but their is no suitable solution one more thing I am using windows 8 with media center is...

error in compiling java code in cmd in windows 8

31 Mar 2013 by Prasad Khandekar

Hello,I think the code in editor is not the code you are trying to compile. If you look at the error it clearly says expected after the word Public, and Public is not a valid identifier. It should be public. Not really related to this error but the preferred syntax for main method is...

How to Solve Package Error

18 Jun 2013 by chandan kumar

I imported the project in the netbeans with some external packages but I am not able to solve two problem in package connectionManager.java & log.java. when I Open the file ConnectionManager.java.................................DBPool pool = DBPool.getPool(dbAlias);Error:method...

How to Solve Package Error

18 Jun 2013 by Richard MacCutchan

Looks like you got the answer here[^].

SDK Manager is executing in cmd but not opening

20 Aug 2013 by Vishal Dwivedi

Config Details:Windows 8 Pro 32bitadt-bundle-windows-x86-20130717jdk-6u26-windows-i586 32bitDirectories:For Java - C:\Program Files\Java\jdk1.6.0_26For Android Root - Z:\Program Files\AndroidFor Android SDK - Z:\Program Files\Android\sdkEnvironmental...

Javah Error Couldnt class file for "com.example.I2CInterafce"

16 Jul 2014 by Member 10378849

I search for solution 3 day still I cant find.My java file work normally and no error. I copied my java file "I2CInterface.java" to "jdk/bin" directory. Then "javac I2CInterface.java" the I2CInterface.class created succesfully. But "javah -jni I2CInterface" give error class couldnt found....

Cannot install JDK Win32

16 Oct 2014 by Michelle Anne Rigor

Hi! I am having trouble installing JDK for Windows 7 bit-32. Is there any other program that I need to install before the JDK to make it work? I want my Eclipse to work. :(Thank you for all the help.

Cannot install JDK Win32

29 Oct 2014 by Edward Quixote

Download the Official JDK from Oracle. Mostly I face quite the same problem which is after some time accompanied with something about the set up file being corrupt.

Managed code vs markup hybrid code: Performance

3 Jan 2015 by Ziya1995

Let's consider only cross platform managed code.I have read markup hybrid is slow and native is fast, but i don't know about managed code.Both of them are cross platform WORA (Write once, run anywhere).Performance is matter to me.What is faster? Managed code or markup hybrid...

The type java.lang.charSequence cannot be resolved to a type error

3 Apr 2015 by mayooran99

I have this following aspectJ class method which gives me the error,The type java.lang.charSequence cannot be resolved to a type error.before(String name) throws ServiceLayerException: call(void ServiceImplementation.displayBookDetails(String)) && args(name){ String sqlText =...

The type java.lang.charSequence cannot be resolved to a type error

3 Apr 2015 by Richard MacCutchan

Probably because you spelled it incorrectly, as a glance at the documentation[^] shows.

Why is my set variable throwing error when doing a many-many query?

11 Jun 2015 by mayooran99

I am new to spring and hibernate. I have created a spring-mvc app with hibernate integration and when I run the code I get the below given error. My requirement is to pick the relevant path from the advertisement given the customer category. This involves two tables respectively along with the...

getting the jdk error

12 Sep 2015 by Member 11402033

i have updated jdk for android studio. when executing the project I am getting the following errorError:Execution failed for task ':library:compileReleaseJavaWithJavac'.> Compilation failed; see the compiler error output for details.With earlier version of JDK there was no...

Android Wear through ADB

1 Oct 2015 by Android on Intel

This article gives an overview of the Android Wear operating system focusing on wearable devices, application types, development, and debugging. It also explains two ways of debugging a wearable app using ADB.

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problem with signing in JDK 1.8.5

21 Nov 2015 by Member 12156917

[Storing saeed123123]keytool error: java.io.FileNotFoundException: saeed123123 (Access is denied)java.io.FileNotFoundException: saeed123123 (Access is denied) at java.io.FileOutputStream.open0(Native Method) at java.io.FileOutputStream.open(FileOutputStream.java:270) ...

Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 2 at myja.myja.main(myja.java:86)

11 Dec 2015 by Richard MacCutchan

data = line.split(" ");list.add(new Student(data[0],Integer.parseInt(data[1]),Integer.parseInt(data[2])));You did not check that the line actually splits into 3 fields.

Is it possible to include JDK in application ?

1 Jun 2016 by Tejas Sawant 13

Hello All,I am just asking question. I do not have any idea it is possible or not ?I have developed one desktop application java swing and used jdk 1.7. I have generated executable jar file for deployment.As per my understanding, to run the jar on any machine JDK 1.7 must be...

How do I describe this code/break it down?

10 Jan 2017 by OriginalGriff

You have an array called Array which contains integer values.You loop through the first ten elements in the array, using p as an index which contains the value 0 in the first iteration, 1 in the second, and so on up to 9 in the last iteration. In each iteration round the loop you add the value...

How do I describe this code/break it down?

10 Jan 2017 by Richard MacCutchan

See The Java™ Tutorials[^].

Putting jpg into a borderlayout inside of a borderlayout

28 Apr 2018 by Member 13803170

So i'm making this logo creator for my class. I have everything for my UI figured out, except for this problem. So basically my JPanel has a BorderLayout set to it. And for the center of that BorderLayout, I have another JPanel set ot a BorderLayout inside of the first one. At the center of that...

Problem when create android project in intellij IDEA 2018.3

19 Apr 2020 by Richard MacCutchan

You already posted this question in the Android forum. Please do not crosspost.

Java as if statement (help me pls)

24 Oct 2020 by Sandeep Mewara

Please don't cross post across forums. I responded here: Re: JAVA IF ELSE STATEMENT (HELP ME) - Java Discussion Boards[^] Quote: This is a very basic beginner program in any language. The whole intent is to learn with this. If this was an...

Download/build JDK latest debug build

27 Nov 2022 by reverser69

hi for some debugging puposes i need a debug build of new JDK so i can debug with .pdb files. i searched a lot and the only thing i could find was v1.8 which is very old. i also tried compiling the jdk but i only god errors. is there any link...

Download/build JDK latest debug build

27 Nov 2022 by Dave Kreskowiak

Then you're going to have to build your own copy. You're going to have to read ALL OF THIS[^].

Androng, a Pong clone for Android

1 May 2011 by Patrick Kalkman

This article describes how I developed Androng, a Pong clone for Android.

Write C# and Java Code using Code

29 Jun 2010 by ShlomiAtia

The code writer allows to transparently write code for C# and Java, for applications like serialization, equality, etc.

How to integrate Spring-oAuth2 with Spring-SAML

5 Jun 2013 by Ohad Redlich

This document describes how to integrate the Spring-Security-oAuth2 project with Spring-Security-SAML.

Simple Android Ball Game

29 Apr 2011 by Sašo Mađarić

Tutorial about creating a nice ball game for Android using AndEngine

Testing AngularJS Page with Protractor

13 Mar 2015 by Rimbik_

Test AnjularJS page with e2e testing tool - Protractor

Create a Simple Web Server in Java (1) - HTTP Server

15 Oct 2015 by Andy Feng

Create a simple Http Server using Java SDK and process GET/POST requests

Tic Tac Toe Implemented in Java with Computer Player

9 Aug 2010 by Tejas_Pathak

A platform independent game that runs on Windows, Mac and Linux

J2ME: Hello World Mobile Application

17 Mar 2011 by Fadi Hania

This is a J2ME beginner article that describes how to write your Hello World J2ME application

Stuck up in my final year project on 'fault tolerance in grid computing'

29 Sep 2011 by Richard MacCutchan

This really begs the question: "why are you trying to build a project when you have so little knowledge of the subject you are to work on"?I don't know what you tried searching for in Google, but my search yielded these papers[^], which look to be connected with your subject.

A Simple Java Console Interface From Scratch

20 May 2017 by Michael B Pliam

An easily modifiable console like interface for testing Java code

J2ME: Using TextFields and Alerts

12 May 2011 by Fadi Hania

This is a J2ME beginner article that describes how to use different J2ME components in your application to make it more user interactive, using TextField and Alerts UI components.

Bowling Score Board Game in Java

14 Nov 2012 by Andre' Gardiner

A java Bowling Score Board Game.

Development in binary.

1 Jan 2015 by Ziya1995

As i understand every program in the world is based on bytes.I thought it is possible to develop any type of application in binary.Binary stays same on any operation system.So, the question:Can i develop a powerful app using binary programming and run it on any operation system?Apps...

Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 2 at myja.myja.main(myja.java:86)

11 Dec 2015 by Member 8568758

package myja;import java.awt.GridLayout;import java.io.*;import java.util.*;import javax.swing.*;class Student { String Name; int RollNo; int Marks; public Student() { Name = ""; RollNo = 0; Marks = 0; } public...

Is it possible to include JDK in application ?

1 Jun 2016 by Mehdi Gholam

Start here : Self-Contained Application Packaging[^]

How do I describe this code/break it down?

10 Jan 2017 by Member 12944480

Could you please break down the following code? By the way this is being done in Intellij with the jdk 1.8, with the 'import java.util.scanner' line of code.int sum =0for (int p = 0; p