javinpaul

Just wondering is there any way to modify Classpath in your program and force them to include a new directory in classpath ??

im not able to figure out the meaning of this piece of code: [code] public int void countTokens(String s) { StringTokenizer st= new StringTokenizer(); return st.countTokens(); } [/code]

Hey all, I'm having some issues using ArrayList. Here's the code.. [CODE] ArrayList<Double> var = new ArrayList<Double>(); var.add(15.0); var.add(0.0); [/CODE] I could just use [CODE] double[] var = {15.0 , 0.0}; [/CODE] for this.. but I'm trying to teach myself Java and need to understand the use of ArrayList. Any …

Hello great java minds. Could you please tell me why I get "illegal start of expression" errors for the following headers? Thanks for your wisdom!! Lines generating this error: [CODE]public static String getName()[/CODE] --and-- [CODE]public static void displayResults()[/CODE] Here is my first class (that includes this code): [CODE]import java.io.*; import …

I dont know whts wrong with the code... its in java..the error msg is shown while compilation i.e. class, interface , or enum exception.. plzz can anyone help me with this.. [CODE]import java.io.*; import java.security.*; import java.awt.*; import java.awt.event.*; import java.applet.*; public final class DiffieHellman extends java.applet.Applet implements ActionListener { …

hey I'm new to unix and i've just downloades ubuntu , so can anyone give me a link to find all the commands can be used in the terminal to do things

Hello I am trying to get a SELECT stament to work i Java. The staement has a parameter, but Eclipse gives me the following error message: You have an error in your SQL syntax, check the manual that corresponds to your MySQL version...... Is it possible to show me how …

hi i want read text file and write in such way that each word in the separated by 2Spaces if they are separated by more than 2Spaces keep those 2space as it is and filled remaining space with xxxxxxxx plz suggest to how go to this problem and give some …

Hi Guys, I am a relative new member in this forum , My name is Javin Paul and I am Java programmer. I have question related to garbage collection in Java Does garbage collection occurs in PERM Area of Java Heap ? As per my knowledge PERM area is used …

Google webmaster tools just showed a decrease in my site's backlinks from 1250 to 966. I am bummed...I have been working really hard on getting high quality links for the last couple of months. Has anyone else noticed something similar for their sites? Anyone have any ideas what could have …

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

Hi all, I am stucked at this problem - net to let user set string as byte eg. "0xFF", And parse it to byte. Problem is, that using... [CODE] byte byteVar = (byte) "0xFF"; [/CODE] ...is incompatible. Nice page about this is [URL="http://www.herongyang.com/Java/Byte-Data-Type-Implicit-Casting.html"]there[/URL]. Any idea how solve this? Thx for …

I don't know why/how to fix this...It's saying i have a NoSuchElement exception on line n=f.nextLine(); [CODE]while(i<listFlights.length){ i++; n=f.nextLine(); d=f.nextLine(); h=f.nextInt(); m=f.nextInt(); Time one=new Time(h, m); listFlights[i]=new Flight(n, d, one); }[/CODE]

I'am beginner in Java, and I'am having a lot of problems while typing or making the sum of numbers. The fact is that I want to calculate the sum of pressed numbers until I press -9999, meanwhile when I press -9999, I want program me to show the sum of …

I am trying to refer to the class a nested class is 'in'... The 'this' keyword refers to the nested class, so I need something like super.this (except not at all like that) :/ I think the code below describes what I am trying to do: [CODE]public class Nest { …

Topic is misleading I edited it. What would be the best way to put a period at the end of a sentence without just adding it to the last word or last variable etc. Like say i had String s = "Hello I am a sentence"; what would be the …