32,204 Topics
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| | Hello I am new to Java and I have no idea where to start with this program. Can somebody please start me off or display how you would execute the code. Thank you. This is what I have so far, but it is just the basics: [code] /* * For … |
| | I wanted to make a program that deals with the editing of hex files, but I'm not sure how I would go about doing this. Normally I can just input a file into a Java program, read it into a String, then do what I please with it. If any …  |
| | hi, if i have this kind of string list: String num_list="1,2,5,3,4,6"; how can i make it in array? arraynum[100]=[1 , 2 , 5 , 3 , 4 , 6] |
| | Hello, Could someone advice me for the best ide for GUI building in java? Thank you  |
| | Hello, i'm a new member here in this forum.. and i think lot of programmers may help me here.. i'm a newbie also in java programming.. my teacher wants us to make a program that accepts 5 integers and then arrange it from highest to lowest.. i have an idea …  |
| | Can someone please help me make a simple java program for my class. I am a beginner, and don't know how to make one. I know a fiew stuff, but not enough. The teachers requests are: Write a program in netbeans that contains 4 of the following: 1. Classes - … |
| | Hi, friends. I am wondering if it is possible to post messages to facebook through SMS. I have to write an application that connects to the facebook to post messages sent through a Short Code from a mobile subscriber. I am confused about the various APIs from facebook if they … |
| | please single link list to made song list.. i dont know anything about that..please |
| | what wrong with this? [code] import java.util.Scanner; public class mid2 { public static void main(String[] args) { int a; int m; boolean jv=true; Scanner sc=new Scanner (System.in); System.out.println("Programmed by: Jesus Vinson J. Dominguez:"); System.out.println("Pls type number:"); a=sc.nextInt(); System.out.println("Pls type another number:"); m=sc.nextInt(); int gcf=1; int k=2; while (k=<a && k<=m){ … |
| | I was just wondering what would be the best sort algorithm for sorting both a small array and a large one. Or if you can point me to a few efficient ones that can still do both that would be nice. small <=30 Also is there a cap that java … |
| | Good evening. I'm having issues related to subprocesses. What I'm trying to do is launch another program that has a command-line mode (Gnucap, in case it matters) as a child process from my Java program, then communicate with it by reading from its standard output and writing to its command … |
| | I suppose to write the records to a text file. However every time i re-log in and add a record.The previous record will be rewrite. >.<'' [CODE]public void addRecords(){ getInfo(); FileWriter fWriter = null; BufferedWriter writer = null; try { fWriter = new FileWriter("PassengerInfo.txt"); writer = new BufferedWriter(fWriter); writer.write(name); writer.write(";"); … |
| | If I use ProcessBuilder or Runtime.exec function, in a JApplet, does that applet needs to be signed or is there a way to get around this? I need to communicate with a C++ executable using java JApplet. |
| | When I press the print Button, all it prints is a blank page. This is my code: [CODE] import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.io.*; import java.util.*; import java.awt.Color; import javax.swing.JFrame; import javax.swing.JPanel; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.print.PageFormat; import java.awt.print.Printable; import java.awt.print.PrinterException; import java.awt.print.PrinterJob; public class OptionWindow extends …  |
| | Hello, thanks for your time. Jsp + javaBean will not run in tomcat on local host [url]http://localhost:8080/is/scannerForm/process.jsp[/url], when i run it in eclipse though my local tomcat it actually does work and i can step through the jsp page as-well as the .java pages and i can see where they … |
 | im trying to make so one if has two outcomes ex: if(prime % chk == 0) prime++ (and) chk++; i want to know how to put (and) into code so it does both if prime % chk == 0 this is what i have for my prime finder [CODE]class Number … |
| | Hi all, I have been using a macro definition to copy a set of files to different locations and FTP servers. But copying seems quite slow so I want to compress the bundle using 7z and copy all into FTP as one single file. Can it be done using 7z? … |
| | I am developing a tool using java Swing. I have used JFrame in it. Now I need to add a status bar into it so that I can easily identify line no in my jTextpane during typing in JtextPane. I am planing How can I do it? Can any one … |
| | Write a program to calculate the number of words,tokens,keywords,userdefined functions,system function for your java program. PS:you are supposed to make use of scanner class |
| | How can I read multiple line inputs? I want to create a program that will ask a user for a program code and it will count all the reserve words used in the program. Every time I copy and paste a code for the input, it only reads the first … |
| | [CODE]import java.awt.BorderLayout; import java.awt.Cursor; import java.awt.Font; import java.awt.GridBagConstraints; import java.awt.GridBagLayout; import java.awt.Insets; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.KeyEvent; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.io.BufferedReader; import java.io.FileWriter; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.FileReader; import java.net.URL; import java.util.ArrayList; import java.util.HashMap; import java.util.HashSet; import java.util.LinkedHashSet; import java.util.regex.Matcher; import java.util.regex.Pattern; import java.io.FileReader; import java.util.*; … |
| | Hello All! First post I believe. I've hit a small program in a project of mine. For my Senior Projects class, I am writing an accounting system for a small town in Java. I have an AWT List Box that hold the login names for all the employees. In my … |
| | Hey, So, I have a class that has a bunch of info, the usual set/get methods. But my question is, I'm adding them all together in another method, and I don't know how you get it all in a nice table like format, with all the columns/rows being equal and … |
| | I wrote a small c# .NET application that is basically a controller for a Java application. My company has been using a .bat file to launch it, but we need an .exe so our web panel can detect when it is online/offline/etc. When my .NET application starts, it starts the … |
| | How can I get a single line of text of a textarea? So like if I had "Hello Mellow Yellow" Then line 1 would be Hello and line 2 would be Mellow ect. How can I get that? Something like: [CODE] JTextArea area = new JTextArea(); System.out.print(area.getLineOfText());[/CODE] Thanks. |
| | Hi, I’m trying to code a small program which allows us to select multiple files from a folder and save the content of all files previously selected in one file. The code is very well without GUI (in console). But now I want to do the same with a GUI. … |
| | What do these errors mean? im new to java.. Exception in thread "main" java.lang.NullPointerException at java.awt.Container.addImpl<Container.java:1041> at java.awt.Container.add<Container.java:365> at OptionWindow.<init><OptionWindow.java:63> at OptionWindow.main<OptionWindow.java:182> please help |
 | I am building a text only hangman game and I have gotten it to the final stages as far as I know I only have one problem I can't figure out why my char comparison values are always returning false even though I know that the characters are the same. … |
| | Hi, I have two XML files namely (1)'message_gen.xml' and (2)'message_user.xml'. The (2) file is correct and the (2) is generated by an application. The (2) file should be same as that of the (1) file i.e. it should have the same elements, the same element content. I am currently using … |
| | The java program i have to come out with for a mini project is a interest calculator, using jcreator. Where you have to calculate the following 1. interest payable 2. principle required to earn $x of interest 3. calculate time required to earn $x of interest. The program must cycle … |
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