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| | Hello All, I am getting the infamous Argument ___ isn't numeric in sprintf. I've looked around but I can't seem to fix the issue. It seems to occur if it has a 0. in front of the numeric pattern that causes it. Does anyone have any idea of what I … |
| | could someone remind me the rules of params. is it... the params method needs to be the last one and you can have only params as the parameter in the method and nothing else?  |
| | I had created a Person class with 2 fields ages and name, its member functions are [CODE] Person::Person(string n, int a){ name = n; age = a;} string Person::get_name() const{ return name;} void Person::increment_age(){ age += 1;} void Person::print() const{ cout << name << endl; cout << age << endl;}[/CODE] … |
 | Hi.. this is my code: [code] import java.util.Scanner; public class Arrays { //private variables private int[][] list = new int [12][2]; private int highest; private int lowest; //public functions Arrays(){ highest = 55; lowest = 5; list = new int[12][2]; } public int getData(){ Scanner input = new Scanner(System.in); for … |
| | How can I develop IPhone games with Java? I've tried something called XMLVL but that doesn't seem to be up to date and I can't use it because they don't have anything I can download to use... So is there any other alternative? |
 | Hi all. There have been several threads where people are asking, [B]"is there any way we can develop iPhone Apps on Windows, or without using Objective-C?" [/B]The main reason people ask this is because [I]they either cannot afford a Mac, or cannot afford all the additional costs one has to … |
| | I'm new to Python, so bear with me..... I'm calling the Dislin plotting package from python to plot in a wxPython panel. This works OK but the plot gets grayed out when another window is moved over it. There is a Dislin function, sendbf, which updates the graphics window with …  |
 | Suppose I have these two functions: [CODE]template<class T> bool largerthan(T a, T b) { if(a>b) return true; return false; } template<class T> int reduce(T ar[], int n) { list<T> buffer; buffer.insert(buffer.begin(), ar, ar+n); [COLOR="Red"]buffer.sort(largerthan);[/COLOR] buffer.unique(); copy(buffer.begin(),buffer.end(), ar); return buffer.size(); } [/CODE] I have two kinds of arrays for reduce(): string … |
| | Could some one here tell me how to resolve the problem it says duplicate DecimalToString Dos that mean i cant use a macro twice in the same program if yes how to print more than one number Thanks in advance [CODE];Author :Alerwi Ali ; function: Calculate the sum of ; … |
| | I can't get my userName variable right, it prints out user name the first time, but the second time it prints out null...I've been at this same problem for nearly 24 hours. [CODE]import java.util.Random; import java.util.ArrayList; import java.util.Scanner; public class mlab { // instance variables - this instance will get … |
| | Hi, I am new in python and programming basically. I have a code that compare 2 files by the first column and prints a file with the common lines. But i need it to compare the first 3 columns and print the file. I kind of have and idea of … |
| | if i have a text file with data: test, 1, 2 again, 3, 4 Can someone give me an idea how to start puting each line into an object ? ObjectName o = new ObjectName(String s1, String s2, String s3); [CODE] class Action implements ActionListener { public void actionPerformed (ActionEvent …  |
| | Hi, I know that there are many topics about this, but, i read a lot of them, and no one solved my problem. I doing some exercises of the book "Deitel How to Program, 5", and in the exercise 4.27 i need to write a program that get a binary … |
| | Hello I have a question regarding this program in c. My assignement is as follows : *read the angle in degrees *convert that angle in radians *Apply the formula for calculating cosine function with factorials *Then, automate the above calculating procedure by using loops *Afterwords calculate the absolute error between … |
| | I have a list of things of things I need my code to do but I don't know where to begin. I need to: -Read the first line of a file which gives the number of grades in a set. -Transfer everything in a input file to and output file …  |
| | I have an XML-form (Silverlight application) with validations in C#. My XML-code works fine, but I'm having problems with the C# part. For every textbox I first check that the textbox is not empty (this works fine), and if it's not empty I check that the input is correct. My … |
| | My program is supposed to open files, initialize variables, use the functions sumGrades, averageGrade and printResults. I am having some errors and was hoping someone could help me out. To begin with some errors I'm getting are: line 10- two few arguments to function 'void printResult(int, int, float, float, float, … |
| | insertion into a set takes O(log n) time, which means ? I have heard about big O notation which desribes how memory usage changes when input changes. But log n ? n is probably the number for input values but i don't get it let's say i have 25 inputs …  |
| | Hi, I want to get a count of each english letter in a text file.The lower case and upper case letter should be taken as 1 letter(i.e A and a should be counted as 1 letter).This is my code but it takes capital A ans simple a as 2 letters. …  |
| | I work in a school and i am currently working on a program which can switch the proxy settings on-the-fly in Windows Vista and Windows 7. So far my code works fine if the browser is restarted but it doesn't on-the-fly. The settings will change once without a restart but … |
| | My menu function looks like this and it works great: [code] int menu(string * teksty, int ile) { static HANDLE h_we = GetStdHandle(STD_INPUT_HANDLE), h_wy = GetStdHandle(STD_OUTPUT_HANDLE); int wybor = 1; CONSOLE_CURSOR_INFO cci = {0}; GetConsoleCursorInfo(h_wy, &cci); cci.bVisible = false; SetConsoleCursorInfo(h_wy, &cci); COORD p = {0}; DWORD k; //FillConsoleOutputAttribute(h_wy, 0x07, 80 … |
| | Hello, I have an application with two MediaPlayers. MediaPlayer1 I want to play a video and MediaPlayer2 I want to play a sound file. My problem is that I don't know how to control the sound volume from MediaPlayer1. How can I set sound volume to zero for MediaPlayer1? |
| | oh hey guys, i got this little issue where i can read from the database. but i cannot write to it.. here be my full code. live site at [url]http://downloadavirus.net[/url] [CODE]<?php $params = $_SERVER['QUERY_STRING']; $url = $_POST["url"]; $username = "--------"; $password = "--------"; $database = "--------"; mysql_connect(localhost, $username, $password); @mysql_select_db($database) …  |
| | When I try to run the file I get this error, amen't sure how to fix it. [CODE]Exception in thread "main" java.lang.IllegalArgumentException: illegal component position at java.awt.Container.addImpl(Container.java:1035) at java.awt.Container.add(Container.java:408) at EmailWindow.CreateContent(EmailWindow.java:65) at EmailWindow.<init>(EmailWindow.java:22) at Lab6a.main(Lab6a.java:10)[/CODE] Heres my code sorry for lack of comments [CODE]import javax.swing.*; import java.awt.*; import java.awt.event.*; public … |
| | hey, can anyone help me with these comlexity problems? I tried with myself but still want some clarifications..cheer,here is the code: [CODE](a) public void printPow2(int[] values) { for (int i = 1; i < values.length; i *= 2) System.out.println(values[i]); } (b) public void maxDifference(int[] values) { int max = 0; … |
| | I am using the code below to insert time into a table, and this is the output it's giving me: 0000-00-00 [CODE]//table start DATETIME, //code to insert date into db $_POST['start']=date("Y-m-d H:i:s"); $insert = "INSERT INTO eguardIPs (Field1,Field2,Field3,start) VALUES ('".$_POST['Field1']."', '".$_POST['Field2']."', '".$_POST['Field3']."', '".$_POST['start']."')"; $add_start = mysql_query($insert);[/CODE] |
| | Hey guys, I'm new here and a n00b in Java, trying to figure things out though :) I want to make a polygon move in a Java Applet but I keep struggling with the keylistener (aka it doesn't do anything) Maybe someone can help me please? Here's my code: (I'll … |
| | Hey, I'm working on a project that writes some HTML code to a file and then opens the file up. Now, there is a lot of HTML code and I don't really want to write it all into my C# program, because I may need to change the HTML in … |
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| | I recently made a switch to SDL as a cross platform alternative to directly accessing DirectX or OpenGL. In an attempt to port a section of my game framework, I encounter logic errors that (to me) make absolutely no sense. In this snippet, a sprite is simply a wrapper class …  |
| | Hi, I have a text file that I'm going to read, and then parse it. After parsing it, how do I return it into it's original position or layout as before? Because now after parsing it, my output is printed out individually, instead of printing it out how it looks … |
| | I am writing a toString method where a it returns three integers. If any of them are less than ten I have to add a zero before the number. For example if I had the variables 5, 6, and 2 it would read 05:06:02. I really can't figure out how … |
| | Hi, I need some help with my C++ program. I've got these custom-made PlaySound(char[MAX_PATH]) and PlayMusic(char[MAX_PATH], bool) functions that use the BASS sound engine. When I call an instance of OPENFILENAME (found in the samples), the sound (.wav and .mp3) plays perfectly. My problem is that once the sound declared … |
| | Hey, Iam trying to write a java application that acts as a one-word Pig Latin translator. The program should: 1.ask the user to enter a word 2.convert the entered word into proper Pig Latin translation, (I have to use a method named translate to get the Pig Latin translation of …  |
| | I am using microsoft access as my database. When i click on the button Enter Details nothing happen. Please suggest where the mistake is. The doGet method contains the following code [CODE] super.doGet(request, response); String Name = request.getParameter("txtName"); String Designation = request.getParameter("txtDesignation"); Connection con = null; PreparedStatement pstmt = null; …  |
| | Hi all, Ive been working on this little piece of code down there that removes the odd numbers from a list of numbers. I get an "IndexError: list index out of range" whenever I try to run it. From what I understand, it means that l[i] is attempting to use …  |
| | Hi all, I know this is a trivial question but I really got stuck. I keep getting "non-1value in assignment" when trying to access the pointer variable "next" using the getNext() function. It didn't show any error if I change the last 2 lines to [CODE] temp_ptr->next = after->next; //when …  |
 | Hi sorry posting as a threat here, but i cound find any other relevant secion. I have learned c++ and i want to lear c languege, and I want find good book to lear from. could anyone recommend one please? thank you |
| | Ok, I'm getting a little confused on how to do this. Basically i got N stacks of cards. And need to check the topCard of every stack and check that N - 1 cards match then remove them. I peeked every stack of cards to get the top card, and … |
| | Dear all, First of all I must say that I have just started with C. I've been doing some Java and C# as well but not very much of them too. In my new course of C, which goes on much rapidly than one can catch something, I am given … |
| | I'm having issues with this checkbook program. The probelm is when I deposit money into the balance it still shows me the old overdrafted balance. I am thinking that it has to do with my: [CODE]bal += CreditDebit;[/CODE] Here is my code so far: [CODE]#include <stdio.h> #include <stdlib.h> int main …  |
| | Hi, I am trying to split a string and return specific words. I know that using string.split() turns the string into a list of specific words. But how would I go about returning specific words? like the ones that contain certain letters? This is my code so far: [CODE]def e_words(m): … |
| | Right now Iam writing a program that will convert english into piglatin. Ans I have pretty much finished the program, but Iam stuck and need help. When I run the program, nothing happens after I type in the users input. What am I doing wrong. Heres my code, [code]import java.util.Scanner; … |
| | Hi, i have to write a program that gets users to enter some numbers and it has to sort them in descending order. I've nearly finished but i just cant get it to sort in descending order, only ascending (using bubble sort). Here is the program: [CODE]#include <cstdlib> #include <iostream> … |
| | KK the code below is a loop part of my main program I just cut it out and made it compilable.... This is the problem... When the user enters a number greater than 2, its supposed to tell them to retry because that was not in the options menu... that … |
| | I'm having problems with the code from my text book. I need modify the class so it throws an exception instead. The problem is that I get errors from the original code from the book. Any help on how to fix it would be great. Thanks in advance! ERROR: [COLOR="Green"]Error … |
| | Hello again! This is something that's been bugging me for a while. Say I have a dgv with several columns and rows of data. Many times while working with the grid, it's necessary to know the number of the column, but all you know is the column header name, or … |
 | if i use this code page1.php [CODE] <form action="" method="post" > First <input type="text" name="first" /> last <input type="text" name="last" /> <input type="submit" /> </form> <a href="page2.php?first=<?php echo $_POST['first'] ?>&last=<?php echo $_POST['last'] ?>">click here</a>[/CODE] page2.php [CODE] <?php session_start(); define ('first', $_GET['first']); define ('last', $_GET['last']); ?> <p>information submitted thank you, <a …  |
| | I am writing a program that reads text but must ignore case, spaces and punctuation while evaluating a string for palindrome. When I use the following the case issue is solved. [CODE] String str = ""; if (str.toLowerCase().charAt(LHS) != str.toLowerCase().charAt(RHS)) [/CODE] ...but when I use the following I get IndexOutOfBoundsException … |
| | I have an application I'm making... And it has a canvas in it. The problem is, on the y axis, my canvas is offset by ten pixels downward and I can't figure out why. You can see what I'm talking about in the screenshot. Do you know what's wrong? |
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