32,199 Topics
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| | My code compiles successfully but doesn't run why?? What problem whatsoever is with the syntax????? [CODE]import java.util.Scanner; public class uppercase{ public static void main(String args){ Scanner in=new Scanner(System.in); System.out.println("Enter string:"); String str=in.nextLine(); for(int i=0;i<str.length();i++) {if(i!=str.length()-1&&str.charAt(i+1)>='a'&&str.charAt(i+1)<='z'&&str.charAt(i)==' ') { str = Character.toUpperCase(str.charAt(i)) + str.substring(i+1); } } if(str.charAt(0)>='a'&&str.charAt(0)<='z') str = Character.toUpperCase(str.charAt(0)) + str.substring(1); … |
| | hi i am answer this question , but i didnt know what the errore with cast represent uppercase letters, lowercase letters and a considerable variety of special symbols. C++ uses small integers internally to represent each different character. The set of characters a computer uses and the corresponding integer representations … |
 | Hello, I recently took up a challenge to make a full screen pong game in java. So far it is full screen, it does the basics (bouncing off floor/roof/paddles) with a minor point system. I also added support for every 20 seconds it speeds up the ball by 1pixel per … |
| | Hey Im sure everyone is familiar with the game connect four right? Well I am trying to make it in Java right now but I am stuck right now. Can anyone help me with this? Here is the question straight from the book: Connect four is a two player board … |
| | Hi , I am trying to get HibernateCfgXMLFile and HibernatehbmXMLFiles in new file option. So,that i can get document types automatically.. How can i do this... i added hibernate jar files also... now i am checking the hibernate option in open perspective option in the menu of eclipse... But there … |
| | Hello everyone! My name is Uriel, and I'm from the Philippines. I'm currently doing our machine problem in Java. I'm using the BoxLayout for this GUI. [ATTACH]20069[/ATTACH] I can't seem to find the correct set of codes to make these buttons function. What codes do I use for these buttons … |
| | i want to repeatedly replace e by o from the words Hello World to be Holle Werld [code]import java.awt.*; import java.applet.*; import java.lang.String; import javax.swing.JOptionPane; public class StringExercise1 { public static void main(String[] args) { String textString; textString = JOptionPane.showInputDialog("Enter a string:"); replaceAll(textString); System.out.println(); System.exit( 0 ); } public static … |
| | hi:::: i hope very bady good? how threads are implemented in an operating system of Windows xp?how threads are implemented in the operating system?how user level threads map to kernel threads and threading models used by that operating system ?  |
| | I have an installer application I am building in javafx but I can't figure out how to get the operating system it is running on so I can place files in the right locations for each system and so I can customize the interface for each. If anyone has any … |
| | I have developed a program applet and frame in it the program is perfect but i dont how to know run it in command prompt |
| | Can someone please help me find a method to this? The following recursive method addeven (...) is supposed to add the even indexed values of an array, i.e., a[0] + a[2] + a[4] + … There are bugs in the method. Trace the method using test data, find the bugs, … |
 | Okay, So this code I have is giving me an error: non-static variable this cannot be referenced from a static context. Here is the code: [code=java] package macey; /** * @author WolfShield */ import java.awt.*; import java.awt.event.*; import javax.swing.*; public class DemoConv implements ActionListener { private JLabel answerL; public static … |
| | Grating everyone I've to write a program that know how two animals related to gather, the program should first read the number of cases from file , and then the size of two matrices. i did that. and then should compare the first matrix with size 4 with the second … |
 | im a newbie to java programming and i wanna know how to create a java program that would let a user enter a 6 character ID number(a combination of 3letters and 3numbers) |
| | I got this code sample from the internet, [url]http://richardbowles.tripod.com/java/menu.htm[/url] was able to change the deprecated code to BufferedReader to read in the file, but don't know what's wrong with the errors I'm getting. This is sample code I'm trying to get to work so I can step through with a …  |
| | When I selecting gridview row i am getting the error in the following line onclick="javascript:__doPostBack('grdOrderDetail','Select$0')"> The error message is Microsoft JScript runtime error: Object expected Please help me out Thanks in advance |
| | Hi All, I am creating an application in JAVA EE for my company where people can upload their .xls files into the fielsystem of the server. Then an administrator can integrate all the .xls files uploaded by the people into a [B]single .xls file.[/B]I am done with the uploading part … |
| | Hello, I have a project on hand. I have to build a portal. I am basically a UI person which development skills. Which technology is better for portal development? PHP vs java vs .net vs Ruby? Also if there are any developers with experience in portal development, Give me a …  |
| | Hi, Can someone tell me If my code is right? It compiles ok, but I am not sure if the implementation is right. I am trying to write a singly circular linked list class with insert, getfirst, getNext, delete and empty methods. Can someone help me with this? Thank you … |
| | Hello, i try the tutorial Get Attachment File Name from Java2s.com. What i'm doing is to read email from the Outlook Web Access Light. If i put the url address of the Outlook Web Access Light, i have the error: [CODE]Exception in thread "main" javax.mail.NoSuchProviderException: No provider for http at … |
| | I'm working on a java program in netbeans and I have it working except to run it I have to right click the main file and tell it to run instead of just clicking the run button. Any help would be appreciated. Sincerely yours; jdm [CODE] /* * To change … |
| | What is absolute positioning and whis is its disadvantage? |
| | Hi all. Learning Java - sorry for my stupidity if you see any. Here is the code: [CODE] private static void readFile() throws Exception { Calendar cal = Calendar.getInstance(); cal.add(Calendar.DATE, DAYS); String fOther = "filename.csv"; String fOtherImp = "filename_imp.csv"; LineNumberReader lineCounter = new LineNumberReader( new InputStreamReader(new FileInputStream(fOther))); String nextLine = … |
| | HI! I recently joined this forum as I am about to start a degree in Computer Science and although I have an A level in Mathematics and an interest for computers, I have not studied computer science and wish to read up about it before my course begins. I'm hoping … |
| | Hi, how to get the name of directory and subdirectory in a folder? example abc1/banana/(text files)? i have some codes buts its not given me the name [CODE] File dir = new File("abc1"); File[] folder = dir.listFiles(); [/CODE] i want to get the subfolder in abc1 called "banana". thanks for … |
| | guys, good day... I know that this is just easy but i've been tweening my work the whole afternoon but no luck. my problem is using setAttribute for java's client-side programming. I just want to create session for my username to be able to use while being logged in. this … |
| | I want to display a message input by a user on an applet /** * @(#)Hello.java * * Hello Applet application * * @author * @version 1.00 2011/3/17 */ import java.awt.*; import java.applet.*; import java.io.Console.*; import java.io.*; public class Hello extends Applet { public void init() { } public void … |
| | I want to display the quote (character) into a text in netbeans Swing form. But it shows only last character. Any help would be appreciated. private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) { // TODO add your handling code here: String t = encodeText.getText(); String text = t.toUpperCase(); int[]textnum = new int[text.length()]; for(int … |
| | Right now my program says there is an error in line 27 of this code: [CODE]Class Netflix: public class Netflix { private static void main(String[]args) { String comedy, horror, drama, action, genre1; Movie a = new Movie(); a.setTitle("Avatar"); a.setCast("Sam Worthington"); a.setGenre('a'); a.setYear(2009); a.setStars(3); Movie b = new Movie (); b.setTitle("Battle …  |
| | [code] /** * @(#)GameOfLife.java * * GameOfLife application * * @author Ramanpreet Singh (romiaujla) * @version 1.00 2011/2/11 */ import java.util.Scanner; public class GameOfLife { public static void main(String[] args) { Scanner scan = new Scanner(System.in); final int SIZE = 10; final int GENCOUNT = 9; int i, j, k; …  |
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