stevelg

Hi. I was wondering if someone could explain to me how to make some new node point to the first element in a list.

Hi. I need help with my size method. I am using a single-linked list. I tested my code and it returns 0 all the time. /** This method returns the size of the current list. <br> * If the current list has no elements,it is empty. <br> * * @return …

Kindly suggest me some good books to set my foothold on html&css. Recently i got a book "Head first to html & css"but it contains lots of silly exercises and jokes and kinda repetative. Is the missing manual series good to go by? HTML4 or 5 ? There are a …

Hey guys, I just started learning HTML/Javascript yesterday and I just wanted to mess around a bit. I'm working on a few things dealing with user input but I've come accross a little snag. I want it to take in 3 inputs, do an operation, and then output the answer. …

Hi, I'm trying to keep my header fixed with the below code. My header is fixed however when I scroll the page the contents are overrolling on the header and it looks odd since my entire page is of white background, I can't change the background color, any help. <style …

This is originally a Java code. I tried to convert it for Android. In my XML I have a textbox. The text.setText is supposed to write the output to the textbox, but nothing is appearing. private static URL URLObj; private static URLConnection connect; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); …

I have just started android development and i cannot even compile a simple program because i get a error " button cannot be resolved to a type " in the .java file . .java file : package abcd.pack; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.TextView; public class …

mr7b .. To calculate the value of e^x ,, I do this code but I THINK I have mistake . . ! Can any one tell me if it's true or not > ? [CODE]package calculate; import java.util.Scanner; public class Main { public static void main(String args[]){ double x, n, …

says the R.java cannot be resolved but the reason seems to be not solved by refreshing or clean building the code..it has something to do with the different build target paths

I know I've posted this already but I posted it in the wrong forum.. anyway.. I'm making a calculator program but I'm stuck somewhere. I'm still new to J2ME. So guys, please take it easy on me. . I've been trying to find the error for 4 hours now. I …

I am making a quick program to get basic database functions working before i create a larger app but my application keeps force closing when i try and read from the database. I am an amature at android programming and im just starting out. Does anyone know what is wrong? …

I am trying to create an app to enter records into a database (SQLite) which includes an option field with data selected from a drop-down list box or Spinner. I can create the Spinner from a string array input from Strings.xml but I want to make the data 'user editable,' …

I am at my wits end with this code. I've been working on it for at least 2 weeks and the same error appears. The error, itself, is the incompatible types error. It appears underneath the division symbol. [CODE]// DivideByFive.java - This program determines if a number is divisible by …

hey everyone. I am supposed to make a program that finds the smallest number out of a set of numbers. the amount of numbers input is up to the user. i have to print the smallest number, and what input it was (ex, 1st number 2nd number 3rd number...) i …

I am having issues getting my code to work properly. The objective of the program is to allow the user to enter 5 scores and then it is supposed to calculate the mean and rearrange the data set from highest to lowest (descending order). I am supposed to run it …

I'm trying to use for loops to output: 1 2 3 1 3 2 2 1 3 2 3 1 3 1 2 3 2 1 public class Fit1 { public static void main(String args[]) { int side1,side2, side3; for (side1 = 1; side1 <= 3; side1++) { for (side2 …

A perfect number is one for which the sum of its divisors (excluding the number) is equal to the number itself. For examples 6 is perfect since the three divisors of 6 (excluding 6) are 1, 2, and 3 which add up to 6. The number 8 however has divisors …

need some help. just wanted to know if my code is right can some one read over these instuctions and tell me if my code is right like the directions public boolean add(double value) If the size of the array is less than its capacity, then the value is added …

Hello A belated introduction to all. I am from Liverpool, England and work between a surveyors office on CAD and a web design company writing Java based cloud applications. I joined Daniweb to help augment my skills in Java. I have written a number of programs previously but have only …

Hi and thanks for letting me post my question here. I'm trying to create a select statement based on the following conditions, but first, let me visualize the tables. These have been created to give you an idea of the content of the tables but are not the actual values, …

I'm using Eclipse and even though I've done more challenging things than this I keep getting stuck no matter how hard I hammer away at it. This is a package, so the end of the first part (Driver Class?) is really what I'm having trouble with. Comments are included in …

Guys a little help please. I already finished my program, I just need enter codes in order for the user to simulate the program again using loop. How do you do that?

I finally got it in order for smooth compilation, but nothing gets converted [CODE] import java.util.Scanner; public class nizadi_Lab8 { public static void main(String[] args) { if(args.length > 0) { try { Integer.parseInt(args[0]); } catch(NumberFormatException f) { System.out.println("wrong format"); } } else { System.out.println("no arg"); } } public int printBin(int …

anyone enlighten me? i have to find the median...below i found the mean and read the question wrong. how do calculate the median? i have my text input file which has 7 ints, 1-7, so i kno #3 will show up for median...but i dont know how to code it...pls …

I'm working on a Floyd's Algorithm type Java program. What I have done so far is represent a directed graph in a 2d array, and I am trying to transform that into a 2d array representing the graph's paths of length 2. I planned for it to fill the adj2[][] …

Hey guys iv got this project to make an address book that has all kinds of functions and iv got them all working apart from one bit, it needs to be able to read a file when it opens as well as import other data from other files. The data …

Hi, I have done this code to learn ArrayList. I keep getting errors. Basically I want to accumulate names in list and when user types 'n' at prompt, it prints out names. What is wrong? [CODE=java]package mtangoo; import java.util.ArrayList; import java.util.Scanner; public class MainClass { public static void main(String args[]){ …

I'm trying to make a program that will compare the results in calculating the Cosine with powerseries method and Math.cos method. This is what i have. [CODE]import java.util.*; class Cosine{ public static void main(String[] args){ int degrees = 0; Scanner myScanner = new Scanner(System.in); while(true){ System.out.println("Enter some integer value of …

Hello. I need to write a static recursive method that returns the frequency of occurrence a particular digit d in an integer n. For example, if passed (1342457,4) it should return 2, whereas when passed (1342457,6) it should return 0. I won't put my code in as it is arbitrary, …