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Member Avatar for Neversleepin

HI, could someone explain me this line of code: public void createTextFile(Layer layer, String prcString, String arString) { File fileStatPercent = new File(fileName+layer.getName() + "Test.txt"); try { BufferedWriter out = new BufferedWriter(new FileWriter(fileName + layer.getName() + "Test.txt")); out.write("something"); out.newLine(); out.write(prctString); out.newLine(); out.write("something"); out.newLine(); out.write(arString); out.write("\n"); out.close(); Thank you, i don't …

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Hi! I'm a 2nd Year IT Student and right now I have a problem in creating an Address Book Program using Java Codes.. It has never been discussed to us in class so i really don't know how to do it but look for it online.. I have used Mr./Ms. …

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Hi all, I have a program that I have to write with an output that looks like this: ---------------------------------------------------------- Wages for 3 employees For 10 hours worked, the wages are 120 dollars For 20 hours worked, the wages are 240 dollars For 30 hours worked, the wages are 360 dollars …

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Member Avatar for babi.meloo

I need to design an application that reads a string from the user, then determines and prints how many of each lowercase vowel appear in the entire string. Separate counter for each vowel. I also need to count and print the number of consonants, spaces, and punctuation marks. The problem …

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Need help writing code for generating random triangles. You will have the following functions (no violation of these interfaces) and you may have others, as needed: − public static void GenerateRandomTriangles(int numTriangles) to create a file RandomTriangles.dat having the following format (including some comments like the ones shown below) with …

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consider public class awah{ private int x=0; private int y; private int w; public awah(int width){ w=width; } public void sety(){ y=(Int)(Math.random()*4);}//meth1 public int gety(){ return y; } public void setx (){ x+=this.gety(); } public int getx(){ return x; } public void showUpdate(){ System.out.println(x); } }//end of awah public static …

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Member Avatar for babi.meloo

I need to design and implement an application that produces a multiplication table, showing the results of import java.util.*; import java.text.*; public class MultTab7 { //---------------------------------------------------------------------------------------------- // Creates a multiplication table. //---------------------------------------------------------------------------------------------- public static void main (String[] args) { int MAX = 12; for (int r=1; r<=MAX; r++) { for …

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Hello guys. I need to write a client-server app that provides a simple Lotto server and client to generate a user-defined sequence of random numbers in the range 1 - 42. The system operates as follows: 1) Client sends a string message to the server indicating the operation to be …

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I am currently trying to establish SSL connectivity using eToken via PKCS11. The PKCS11 provider is setup and I can read the 3 stored certificates as a key Store Object. But I am getting the following exception while trying to establish SSL connectivity. I am using JDK 6.0(java version "1.6.0_31-rev). …

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i made this code to loop number for(int i=0;i<4;i++){ double temp[i]=Math.random() * i*10; system.out.println("Result" +i+ "=>" +temp); } output : Result 0 => 14.3 Result 1 => 11.4 Result 2 => 10.8 Result 3 => 12.4 now, i want to sort by ascending this output based on value with keep …

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Member Avatar for taylor.mitchell.353

I need to get specific objects deleted from a LinkList, but the deleted items come from a stack of sorted State objects, but the Statename is the only value. I am trying to compare the statenames when using deleteKey, but for some reason it is not working at all. I …

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Hi all, I need help in writing a method that calculates & returns a person's age (in years)given instance variables day, month & year all of type integer(int).

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Member Avatar for Hemanth.Satkuri

Hi, I have a desktop app in Swing. Now i want a javascript function like mailto when I click a JButton. Please help or provide any suggestion on my approach. Thanks in Advance. :)

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Member Avatar for Hemanth.Satkuri

I am able to insert the document with attachments in it as blob into Oracle DB. I am able to download the same document with the same attachments. But When I open it(blob) with Document Builder and write some lines of text in it and convert back to Blob and …

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Member Avatar for 1bung100

I am trying to write a Java program to download youtube videos. When I search in internet I found that most of the codes use to get the index of "url_encoded_fmt_stream_map=" from the YouTube page source. I think this is to extract the exact video format link. But I am …

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## Sub-Heading Here ## hello guys, am new here and am looking forwad to getting a lot of help and helping others as well. I have an assignment that requires a program that outputs the numbers 1,2,4,8,16,32,64,128 using a loop.

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i get this 'else' without 'if' error on this case: case 2: for(int i=0;i<currentRegisterdItems;i++){ System.out.println("#"+i+" - "+itemArray[i] + "\t\t\t" + priceArray[i]); System.out.println("Select products and add to cart - Simple Shop Software"); System.out.println("Enter the product id: "); int searchIdProduct = Integer.parseInt(a.readLine()); if(itemArray[searchIdProduct] != null){ System.out.println("Add "+itemArray[searchIdProduct]+" to your cart?"); System.out.println("Confirm: Y …

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public class IC1 { private int x = 3; static int y=4; class Inner { public void inmet() { System.out.println(x + " " + y);} } public void do() { Inner i = new Inner(); i.inmet(); } public static void main(String r[]) { IC1 ic = new IC1(); ic.do(); } …

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Hi All, I am a newbie of 8 weeks enjoying the challange of trying to understand java. I was assigned to create a rather challenging program in which the user is prompted to input a number from 1 to 10,000,000 then the number outputs in english words. For example- please …

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Hello Friends, I want to set the length of the textfield in java... Please check my below code....it works finely if I press the keys one by one slowly... But suppose if I press any key for a longer time the actual length exceeds and so the validation is not …

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Member Avatar for lena1990

hi guys i want your help i want to send email from private company email to yahoo or gmail company using java i will be thankful for any help

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Hi i am using java code to connect to MS access using following url jdbc:odbc:Driver={Microsoft Access Driver (*.mdb)};DBQ=C:/login.mdb Now if I need to connect to the run this java code from some other machine in network then how will I write the path "DBQ=C:/login.mdb"

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I need to design and implement an application that reads a string from the user and prints it one character per line. import java.util.*; import java.text.*; public class EveryLine5 { //---------------------------------------------------------------------------------------------- // Reads in a string. //---------------------------------------------------------------------------------------------- public static void main (String[] args) { int length; char current; String msg …

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Member Avatar for reenarankawat

Below is the java source code where I am trying to read a file and want to display its content on an applet which is opened through a html page. The problem is that when I try to open the applet through appletviewer there is not problem the data is …

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Member Avatar for techxaidz

I have a .txt file that has a text on it, and i want to read from it and show it on a JTextField but I dont know how to code it. So far here's what i know: viewIO = new DataInputStream(new FileInputStream(phoneList.getModel().getElementAt(phoneList.getSelectedIndex())+".dat")); for(int x = 0; x < 5; …

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Member Avatar for lena1990

hi all i want to enter a turkish word to the database using netbeans but what apper in the database is something like that how i can solve it?????? thank you for help

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I have code in a txt file public class TestClass { static void main(String[] args) { int id; int number; id = 3; number = 33 telNo = id int id; } } I know how to read the file using bufferedreader and get the line number but i would …

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i got a text file <TextView android:id="@+id/TV_LABEL" /> <Button android:id="@+id/B_BUTTON" /> than in my java file password = (EditText)findViewById(R.id.ET_PASSWORD); button = (BUTTON)findViewById(R.id.B_BUTTON); public void onClick(View view) { // TODO Auto-generated method stub switch(view.getId()) { case R.id.TB_TOGGLE: } my question is what is value these variables password switch(view.getId()) case R.id.TB_TOGGLE case …

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Member Avatar for saraalaa.khodeir

code should do this : a) Given an unsorted array of integers, your task is to sort the array by applying the following algorithm (Assume that the input doesn’t contain duplicates ):  Execute the following steps starting from the first element in the array: – Count the number of …

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