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Android Alert Dialog Tutorial : Working with Time Picker, Date Picker and List Dialogs

by Andy Point

Android Alert Dialog Tutorial : Working with Time Picker, Date Picker and List Dialogs In this tutorial we will discuss how to use dialogs and alerts in Android Apps. A Dialog is a small popup shown to the user to get some additional information from the user or ask him to make some decision. Alert

Steganography 21 - The Wearable Turing Machine

by Corinna John

Fun with code and yarn

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.

"Liberty Profile" - IBM WebSphere Application Server V8.5

by Jitendra_Jain04

IBM WebSphere Application Server V8.5 Liberty profile is a flexible and dynamic server profile of WAS which enables the WAS server to deploy only required custom features instead of deploying a big set of available JEE components.

Latest Articles

Extracting Method-Object from Member Invocation

by Vladimir Kolmanovitch

The article allows extracting java.lang.reflect.Method using anonymous class or lambda

Steganography 21 - The Wearable Turing Machine

by Corinna John

Fun with code and yarn

B-Tree: Another Implementation By Java

by Tung.Nguyen.2k

How to implement B-Tree's searching, insertion and deletion in Java

Uechi APM Web is an APM (Application Performance Management) Open Source Server Performance Monitor

by Paulo Uechi

Uechi APM Web is an APM (Application Performance Management) Open Source Server Performance Monitor written and developed in Java and C # for all Linux and Windows platforms. The Uechi.APM.Web offers a complete resource for unlimited monitoring servers in real time. Have full control of the CPU cons

All Articles

Java SE 6

Display of MS documents on Android

2 Jan 2013 by WebMaster

Hi sistlachetan,I think firstly, u should catch up how Java can interact(read/modify..) with doc/ppt/pdf/xls files.For this point, I recommend reserching on Apache POI[^]"The Apache POI Project's mission is to create and maintain Java APIs for manipulating various file formats based...

Android Alert Dialog Tutorial : Working with Time Picker, Date Picker and List Dialogs

18 Jul 2016 by Andy Point

Android Alert Dialog Tutorial : Working with Time Picker, Date Picker and List Dialogs In this tutorial we will discuss how to use dialogs and alerts in Android Apps. A Dialog is a small popup shown to the user to get some additional information from the user or ask him to make some decision. Alert

Steganography 21 - The Wearable Turing Machine

15 Feb 2017 by Corinna John

Fun with code and yarn

simulation Game (war)

28 Jun 2010 by Cedric Moonen

You'll never get any satisfactory answers because your question is so vague that nobody will be able to reply.You need to cut your problem into pieces and ask specific questions. What have you already done ? It seems nothing because you didn't even choose a language.First thing to do is...

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.

"Liberty Profile" - IBM WebSphere Application Server V8.5

5 May 2015 by Jitendra_Jain04

IBM WebSphere Application Server V8.5 Liberty profile is a flexible and dynamic server profile of WAS which enables the WAS server to deploy only required custom features instead of deploying a big set of available JEE components.

Can I have java code for 8 queen problem using genetic algorithm

25 Sep 2015 by Afzaal Ahmad Zeeshan

No, if that is your homework you need to do it yourself. We won't provide any code unless you show us what you did and where did it get your stuck. Here is the algorithm, https://en.wikipedia.org/wiki/Eight_queens_puzzle[^] (See solutions) and you may want to have a look at a few PDFs provided...

Uechi APM Web is an APM (Application Performance Management) Open Source Server Performance Monitor

7 Oct 2016 by Paulo Uechi

Uechi APM Web is an APM (Application Performance Management) Open Source Server Performance Monitor written and developed in Java and C # for all Linux and Windows platforms. The Uechi.APM.Web offers a complete resource for unlimited monitoring servers in real time. Have full control of the CPU cons

Can anyone help me to solve this error?

4 Apr 2019 by OriginalGriff

Simpel: you haven't specified any parameters, so there are no arguments to process. No arguments == empty array == error when you try to use any element at all. Add a check for "no parameters", and when that works, add parameters to your run.

Can you decopile this minecraft launcher ?

26 Nov 2011 by OriginalGriff

We are unlikely to give you any help that would give you the opportunity to copy the work of others: it could well be someone here that originally wrote the code, so why would we help to give it to you? At best, that would be copyright infringement, at worst outright theft.Try looking at...

OOP problem in Java

2 Jan 2012 by CPallini

Yep, it has. See, for instance: "Static Variables, Static Methods and Static Constructor"[^].

How to improve the performance of DB import using JDBC?

21 Sep 2012 by Mehdi Gholam

If you are using SQL Server try using Bulk Insert...

Android Download Manager Tutorial: How to Download Files using Download Manager from Internet

17 Jul 2016 by Andy Point

Android Download Manager Tutorial: How to download files using Download Manager from the Internet

How can I create 2-dimension array using javasript for my case?

14 Jan 2021 by Richard Deeming

Should be simple enough: let dataStorage = [ "08:30", "10:30", "Project", "Nicosia", "12:30", "14:30", "Selef", "Famagusta", "16:30", "18:30", "Deneme", "Kyrenia", "20:30", "22:30", "Sunum", "Laphitos", "20:30", "22:30", "Sunum",...

How Can I Use the Local MediaPlayer in java Gui Programming

30 Nov 2009 by Richard MacCutchan

Try Google search for Java Media Player - lots of samples there.

Error : Problem with downloading WSDL or schema file

2 Dec 2009 by AspDotNetDev

Well, the URL has a semicolon where it should have a colon. That could be a problem.http;//Should be.http://Also, the web services I work with typically have an extension in the URL, but that could just be because I work with Microsoft technologies. For example:NWSSService?wsdlWould...

BIOMETRIC FINGERPRINTS SCANNING AND COMPARING............

18 Jan 2010 by Christian Graus

Please edit your post to add detail, don't post a fake 'answer'. I can't see your post now and I'm trying to reply to it.If you don't know how to do this, then you have a lot of work ahead of you. No way is any forum reply going to give you much info. Your teacher said yes, that doesn't...

WHAT IS THE BEST WAY TO LEARN JAVA ???

23 Apr 2010 by Abhinav S

parveenkumar00...

WHAT IS THE BEST WAY TO LEARN JAVA ???

23 Apr 2010 by Nasir M@hmood

The Best way learn any thing is Read About it and then apply it without delay,start from easy and go through hard. U should start "Complete Reference to Java" a very good book

stegnograhpy project hiding the data in images.

2 May 2010 by DaveAuld

Corinna John has created a who series of articles relating to steganography, suggest you go read these;http://www.codeproject.com/script/Articles/MemberArticles.aspx?amid=475133[^]

simulation Game (war)

28 Jun 2010 by Sandeep Mewara

Fine. Go ahead and create it. Hope you have read the rules of posting questions here. It's a Quick Q&A. Further, you need to put some effort, post your issue and people would be more than happy to help you. I would suggest you to do some groundwork, use Google, talk to your...

Connectivity to access database

9 Jul 2010 by husseinx

import java.sql.*;public class Main{ private static final String accessDBURLPrefix = "jdbc:odbc:Driver={Microsoft Access Driver (*.mdb)};DBQ="; private static final String accessDBURLSuffix = ";DriverID=22;READONLY=false}"; // Initialize the JdbcOdbc Bridge Driver ...

what is apriori algorithm

27 Dec 2010 by Sandeep Mewara

Did you try Google search[^]?If you would have tried, then you would had links like these:Apriori Algorithm[^]Apriori Algo details[^]

Java Application GUI independent of screen resolution

9 Jan 2011 by Espen Harlinn

Try posting java related stuff here (OTN):Forum Home >> Java Desktop >> Swing [^]RegardsEspen Harlinn

Novice Java Problem

28 Jan 2011 by OriginalGriff

All that is wrong is that you need another "else" clause. At the moment:if((a>b)&(a>c))If it passes, then you set t4 to indicate.But then you set t4 again either to show 2 is greater, or 3 is greater.Add another else:if((a>b)&(a>c)) { t4.setText("no.1 is GREATER"); }else ...

share variables between two thread

7 May 2011 by Sergey Alexandrovich Kryukov

Technically speaking, all you need to work with class members shared by two or more thread is lock. Please see:http://download.oracle.com/javase/1.5.0/docs/api/java/util/concurrent/locks/Lock.html[^].This task is interesting by the reason not directly related to the techniques of thread...

Changing the color of the text in a textArea (swing).

10 May 2011 by Marc A. Brown

Either instantiate the JTextArea using the constructor that accepts a Document as a parameter or use the setDocument method to provide a document model (such as HTML) that will allow you to do fancy formatting.Here is a link[^] to the documentation for Document. It should provide a starting...

what is wrong with my code ?

1 Jun 2011 by erwrwrwr

Your Customer and Bank Classes Should Implement the interface IEnumerable.For each works with the class which implements IEnumerable, IEnumerable, IList, IList etc.

java variaables and jbutton..

26 Jun 2011 by Richard MacCutchan

Start here[^], for all Java classes. I'm not sure about sharing variables between classes (assuming you mean independently running) but I'm sure you can pass parameters when you exec a new class.As to posting code, that, I'm afraid, is your responsibility.

java variaables and jbutton..

27 Jun 2011 by Sergey Alexandrovich Kryukov

There is no such concept as "run Java class" — you always run a method. There is no such thing as "equal variables". There is a concept of assignment of one variable to another or comparison of tho variables: if they are equal, not equal or referentially equal or not.It looks like you...

java program to calculate the distance between two cities

15 Aug 2011 by Simon Bang Terkildsen

Have a look at this[^] for the formula for calculating the distance.

[Linker error] undefined reference to `_imp__JNI_CreateJavaVM@12'

3 Oct 2011 by Richard MacCutchan

See here[^] to check your code is following the correct rules. Also, make sure you have defined your JNI calls within extern "C" {} blocks, to prevent name mangling by the compiler.

[Linker error] undefined reference to `_imp__JNI_CreateJavaVM@12'

4 Oct 2011 by Richard MacCutchan

I don't know why this happens BUT:In your C code, if you replace the line:res = JNI_CreateJavaVM(&jvm, (void**)&env, &vm_args);with// this should contain the path to the JVM DLL fileHINSTANCE hVM = LoadLibrary("C:\\Program Files (x86)\\Java\\jre6\\bin\\client\\jvm.dll");if (hVM...

[Linker error] undefined reference to `_imp__JNI_CreateJavaVM@12'

5 Oct 2011 by Espen Harlinn

It's customary to locate the java runtime trough settings from the registry, and then load the dll dynamically.Have look at:Jace[^]Jace offers some additional features you might find interesting too.[Update]The _imp__ prefix indicates that you have a problem with your library - I...

sms sending confirmation

30 Dec 2011 by Rajesh Anuhya

hi OM.., When you call the device profiles(Send SMS, Read/write Ph memory) this ask for the conformation. because your application is not TRUSTED. For this , you have add certification to your application., i done a similar kind of project 1 year back. That time client purchased...

what is Hibernate in JAVA?

28 Apr 2012 by Sandeep Mewara

what is Hibernate in JAVA?Hibernate is an open source object/relational mapping tool for Java.Look here for details: Google result: Hibernate in JAVA[^]

How to compute pow(x, y) % n

2 May 2012 by CPallini

Use the BigInteger[^] class.For instance: // implementation of 'long L1 = ((long)Math.pow(123,17)) % 3233;' BigInteger b = new BigInteger("123"); BigInteger e = new BigInteger("17"); BigInteger m = new BigInteger("3233"); BigInteger r; r = b.modPow(e, m);

Control dont appear when added after load

13 May 2012 by Diler Patel

Try To Repaint ur jPanel jPanel2.repaint();

____Devs advice for career___

25 Aug 2012 by AmitGajjar

Hi,This is my personal opinion,If you do not have financial issues at your home then go for the higher study. don't stay at home and read books. In future if you are going for an interview in any of the company you need a valid reason why you have not done any job/study in that empty...

ocjp 1.6 exam assistance

12 Oct 2012 by Dylan Morley

You'll be lucky to find questions for each area, exactly like you want. But if you put this into google[^] you'll see there are a load of 'mock' exams and questions out there - Have a read throuh. These type of examples can give you an idea of the kind of question formats to expect, but...

Mail sending code in core java

24 Apr 2013 by Bernhard Hiller

properties.setProperty("mail.s...

How to download image in a url using java?

11 Sep 2013 by Shubhashish_Mandal

Try Java crawler to do this . Here is one example :http://code.google.com/p/crawler4j/[^]There are so many example in web.

Can I have java code for 8 queen problem using genetic algorithm

25 Sep 2015 by Patrice T

Your Solution: Start working.We do not do your homework !By the way, try to define genetic algorithm. This wording covers many things. Which one is related to your question?Because the spam comment shows bad spirit, no further advice provided.

How exactly do I get my SCJP certification?

21 Apr 2016 by ZurdoDev

According to Wiki, Java SE is the new SCJP. See Oracle Certification Program - Wikipedia, the free encyclopedia[^]. Also there is a good chart in there to visually see the various options, https://upload.wikimedia.org/wikipedia/commons/3/33/Java_Certification_Path.gif[^].I would also...

How do I proceed with this project scenario

4 May 2016 by Richard MacCutchan

I suggest you go to The Java Tutorials[^] and study the various tutorials. It is impossible to answer your question in a forum like this.

Please, help me.i can't find what is error in my program in NETBEANS IDE

25 Oct 2016 by Kornfeld Eliyahu Peter

Come on!!!Can't you read error messages and trace?Quote:Exception in thread "main" java.lang.RuntimeException: Uncompilable source code - missing return statementIt means you have a method somewhere that does not return a value, but should...So it can not be compiled...Quote:at...

Can anyone help me to solve this error?

4 Apr 2019 by Patrice T

Quote: error at line 14 for message=new BigInteger(args[0]); Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 at learnprogramming.Encryption.main(Encryption.java:14) The error message tells you that your code was called with no parameter...

How can I write a citizen? Rotate a 3 * 3 matrix 90 degrees with one click with javascript

21 Aug 2020 by Otekpo Emmanuel

May be you should check Fastest 2X2 Array Matrix Rotation Using Javascript[^]

How you can do a SQL terminal like in java?

2 Jun 2021 by OriginalGriff

Basically, don't. A text-based file is a really bad idea: it doesn't have any structure and it's intended to store human-readable data, and what you are trying to create is anything but that! You are talking about creating a whole database...

How you can do a SQL terminal like in java?

2 Jun 2021 by Richard MacCutchan

Quote: anyone has a remote idea how you do that? Well, as OriginalGriff says, it is not a good idea for an actual program. However, if you want to do it as an exercise in learning Java then it could be interesting. I would start at The Java™...

Only "get element by ID" selector is working... In java script

29 Jul 2021 by Chris Copeland

You need to start reading the documentation for the functions that you're calling. If you don't understand what the return values of these methods are then you'll constantly need to ask for support. Document.querySelectorAll() - Web APIs |...

File not found exception why...?

24 Dec 2022 by CPallini

From 'The Documentation': FileNotFoundException (Java Platform SE 6)[^] This exception will be thrown [..] when a file with the specified pathname does not exist. It will also be thrown [...] if the file does exist but for some reason is...

Where is the problem...adding jlist to jscrollpane...?

27 Dec 2022 by Richard MacCutchan

You already posted this question at How to add element to jlist and then how to add that jlist to jscrollpane...?[^]; please do not repost.

Using the Flickrj API

3 Dec 2008 by stefanbb

Program written in Java, using the flickrj API, to browse a Flickr username's contacts

Deploying Grails with Groovy

17 Apr 2009 by Matt Stine

Deploying Grails with Groovy

How Can I Use the Local MediaPlayer in java Gui Programming

29 Nov 2009 by lewvan00

In java Gui Programming ,say JavaSwing ,How can i invoke the MediaPlayer in my computer to play MV or MP4?Thanks.

Error : Problem with downloading WSDL or schema file

7 Dec 2009 by ozmrdn

hi,I was creating a WS client server that is not running.I'm using Glassfish v2.1 and Netbeans 6.5.I received an error as follows:"Problem with downloading WSDL or Schema file. Check url, proxy settings or whether server is running. URL:...

Error : Problem with downloading WSDL or schema file

7 Dec 2009 by Sriram K G

Check if you could connect to the web serivce URL via browser.

BIOMETRIC FINGERPRINTS SCANNING AND COMPARING............

18 Jan 2010 by Ajit singh chauhan

Hithis is my final project for my degree.my supervisor allowed me this and suggested me to go for it ....i have bit idea.as he told me its work like image comparing .but i have little bit clue.......looking for broad knowledge...please help me to understand the methods and...

BIOMETRIC FINGERPRINTS SCANNING AND COMPARING............

18 Jan 2010 by Ajit singh chauhan

hiwell i got HMM algorithems for this project and the full java library which support HMM methods.but the basic need are which is the simplest algorithem to use......i ll try my best........

how to stream video from pc to mobile phone through bluetooth

2 Feb 2010 by alololo

i am developing a streaming application in java and i want to transfer live streams of video to a mobile phone .mobile phone should have a streaming video player that should accept the streams of video and play them.can anyone help me with this project?

how to stream video from pc to mobile phone through bluetooth

3 Feb 2010 by Richard MacCutchan

See here[^] for Bluetooth solutions.

about image segmentation

27 Feb 2010 by SHREEKANTH P

hi i am doing project about adaptive image segmentation and image processing is this a good project....... i am using java language

about image segmentation

28 Feb 2010 by AspDotNetDev

SHREEKANTH P wrote:is this a good projectYep.

WHAT IS THE BEST WAY TO LEARN JAVA ???

7 Mar 2010 by parveenkumar007

How can I learn Java ??Which is the best book for learning Java ???

Multiple BlueTooth adapters

28 Mar 2010 by sector_9

I'm trying to use multiple BlueTooth adapters on the same machine (Windows) in parallel, but Windows only allows one adapter. The BlueTooth stack I'm using supports multiple adapters. Windows allows the driver of only one adapter to be installed. How do I use more than one adapter at the same time?

Multiple BlueTooth adapters

30 Mar 2010 by DaveAuld

Looking at some of the google results returned, suggest this is possible by hacking the .inf file manually to add the second device. The results also suggest that you should use 2 adapters from different manufacturers.I think you are going to need to investigate this yourself, and visit some...

stegnograhpy project hiding the data in images.

2 May 2010 by nandan nataraju

public static final int OFFSET_JPG= 3; public static final int OFFSET_PNG= 42; public static final int OFFSET_GIF_BMP_TIF= 32;i got source code in that removing some offset values before hiding the data in to images(carrier image).description of the project. how they are hiding...

Error loading the report template

31 May 2010 by PoonamJ

Hi, I am new to Jasper reports. I have some problem when i call iReport from jsp. An error occurs at run time like below :-Error loading the report template: org.xml.sax.SAXParseException: cvc-complex-type.2.4.a: Invalid content was found starting with element 'head'. One of...

cut copy past for shapes

26 Jun 2010 by bensalah

hi every one,i dont find simple drawing java app with (cut,copy,past,undo,redo)featurescan someone give me an exemple of source codethank you very much

simulation Game (war)

28 Jun 2010 by Aescleal

Two quick bits of advice: - Decide what the rules of the game are going to be - Decide how you want to represnt the state of the gameOnce you've worked these two out all you've got to do is implement it!The second one can change during development - you can start of with text...

Autorun....

7 Jul 2010 by husseinx

How can i make a program run from the computer whenever a usb is plugged in?01x for any help.

Autorun....

7 Jul 2010 by Hristo-Bojilov

Of course you can for Swing but I'm not sure if it's possible for applets.Note that such solution is most likely to be OS specific.I don't know how to do it under UNIX but under Windows you need to hook WndProc function and listen for WM_DEVICECHANGE.I've done it several times using C++ and...

Connectivity to Access database

7 Jul 2010 by musicm122

Try this. The code looks pretty clear if you understand vbscript. It looks like its just a series of registry edits. I would recommend you run this on a test system or in a VM or at least back up your registry before trying it out....

Connectivity to access database

11 Jul 2010 by OmiD_Haghighatgoo

FOR USING JDBC AND HIBERNATE IT'S BETTER USE SHINE ENTERPRISE LIBRARYIT DO ALL SETTING FOR YOUIT'S VERY EASY AND FASTERhttp://SourceForge.net/projects/shine-enterpris/files/[^]

session object return null

24 Jul 2010 by sector_9

I'm trying to use java (client application) to post an html request , the request perform a simple login task , the login variable is stored in the session , after the login the program is redirected to another page (default2) ,on load the default2 page check the session , but it finds it null!...

session object return null

23 Jul 2010 by E.F. Nijboer

First of all, the way you're implementing this now is flawed because you give both login and password in the url, This is absolutely not secure! What you now are doing is setting up the session beginning somewhere in the middle. Further you have to understand, who is your client at this...

session object return null

23 Jul 2010 by Christian Graus

There is no way to maintain session between asp and ASP.NET, I doubt very much that it's possible for the session to exist between a java page and an aspx. How can it ? The session is stored ON THE SERVER, in the web host, and you're using two different web hosts, and two different frameworks. ...

Custom size

23 Jul 2010 by raj_raje

How to create a custom size control (textbox, button, panel row)?