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| | Please help with this problem... I'm still learning java and i got stuck with a problem posted through our school campus... this is the one....and it's supposed to be the sequential structure.. Write a program that classifies a given amount of money in dollars. The program outputs a report listing … |
| | i read this on the net. and i cant understand why i have this mistake? [QUOTE]Thrown when an application attempts to use null in a case where an object is required. These include: * Calling the instance method of a null object. * Accessing or modifying the field of a … |
| | Hello, I am supposed to write a statement for a Codelab review test that asks: [I]"Given that two int variables, total and amount, have been declared, write a loop that reads integers into amount and adds all the non-negative values into total. The loop terminates when a value less than … |
| | I am writing a model economy in which corporations (class BCorp) and persons (class BPrsn) act as agents buying and selling goods and services. I have a pool of contacts (class BContact) in which contact information is retained about each contact between agents. In a contact object I store a … |
| | Hi i have finished my web browser program and i want to be able to set it as the default web browser. I was just wondering how this was possible? Please can you post some links or code examples. I was thinking that this would be done with registry values? …  |
| | [code] #include <stdio.h> #include <iomanip> int main() { int binary1[8] = {0,1,1,1,1,0,1,1}; //8 element array int binary2[8] = {1,0,1,0,1,1,1,1}; //8 element array int binarySum[9]; int overflow [9]; int i; for (i=0; i<9; i++) overflow[i] = 0; for (i=9; i >= 0; i--) { binarySum[i] = binary1[i] + binary2[i] + overflow[i]; … |
| | Hi Everyone! I have a problem with reading data from the txt file into the 2d array. In general, the above code is workable. The only thing that doesn't work is: userdata[row][j] = tokens[j]; The problem is that my array "userdata" gets values "null". However, if I replace this code … |
| | hi, here is my data base structure: [ATTACH]17124[/ATTACH] i try an sql command that return for each examen its number of tests, so i tried: [CODE]Dim sqlQRY1 As String = "SELECT Int_Exa,count(*) as 'TOTAL' from TEST T1,TEST T2 where T1.Int_Exa=T2.Int_Exa"[/CODE] that`s did not work, so i tried to do that: … |
| | Dear Forum, I've been searching for quite a while for something which comes close to my question - and [I]freiheit's[/I] thread back in May 2010 entitled [B]'Sorting data asc and desc using a jump menu'[/B] came the closest. Whilst pointing me in the right direction, I need to take it … |
| | Somebody was so kind as to indicate to me an interactive Python learning program. I started using it, but lost the URL. I cannot find it back in the threads i started. Can this Python forum member remember me of his suggestion? Thanks |
 | hi... i want to play wav file on my form. ex : media file on windows -> C:\WINDOWS\MEDIA\TADA.WAV how can i do this?? please help me thanks. best regards :) |
| | a 'challenge' question by my teacher asks me to look in my C++ book, and do a question. it asks me to: write a function powfun() and make it raise an integer number passed to it to a positive integer power and returns the result to the calling function. it … |
| | Hello again everyone, How are you all doing? I am an fairly familiar with C/C++. I have five books on my shelf about programming in C/C++ but none could provide me with a satisfactory solution to this one problem. I would like to graduate from the Hello World project in … |
| | I have the following table: [CODE] mysql> describe LEVEL1_CUSTOMER; +---------------+--------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +---------------+--------------+------+-----+---------+-------+ | CUSTOMER_NUM | char(3) | NO | PRI | NULL | | | CUSTOMER_NAME | char(50) | YES | | NULL | | | BALANCE | … |
| | Hi, I would like to know how to write a "Console application" in dll form for a patch installer so that I could call it from the installers and find out the installation of a program. I have created a VB.NET class project and checked the COM Interoperation or sort … |
| | [code=syntax]from __future__ import division from math import sin from math import cos from math import tan from math import radians a = raw_input("enter 1 for sin, 2 for cos, 3 for tan") if a == 1: degree1 = int(raw_input("Type in angle value: ") radian = radians(degree3) sin = sin(radian) print …  |
| | I have been doing some research on the net, and found many ways of doing this, but it all leaves me with the same question. Wich one is the better to use? What i want to do, is a simple yet stable configuration system for any of my projects that …  |
| | Elaborating on the title, I'm trying to complete an exercice in K.N. King's [i]C Programming: A Modern Approach[/i] which requires me to accomplish the task in the quote below. My idea works, but the program does not return control to the OS. I've nailed the problem down to the do/while …  |
| | Okay...I'm back again for the next program...here's what i have so far [CODE]print "Euclid's Method" a= raw_input(("Enter first number ")) b= raw_input(("Enter second number ")) def euclid(a,b): while b != 0: a, b = b, a%b return a[/CODE] My question is, how do I get it to print out the … |
| | I know how to write messages and save it as a .txt file (using Input/Output streams). What I want to do now is to be able to click a button and have notepad open the .txt file. How can I do this? |
| | how kernel interact with hardware.???they says kernelsr mainly written in assembly language n then it is converted to machine language. bt even i cant feel how machine language accomplish our work wot we wish for can ane one explain concept fully or some refrences  |
| | I have written some code that compares two "BufferedImage" rectangles by doing a pixel by pixel comparison. These BufferedImages are of "playing cards" with rounded corners so I would like to exclude those corner areas during the image comparison process since the varied background could cause the comparison to be … |
| | I am writing a Java application that "passively" interacts with a Windows Desktop Application. What I mean when I say that it interacts "passively" is that I perform screen captures to determine the location of "buttons" displayed by this Desktop Application and I use "absolute" x and y coordinates to … |
| | I just installed eclipse and Pydev. but I can't I can't add Python 2.7 as the interpreter for Pydev. I couldn't find the interpreter file at 'mac/usr/local/bin/' I only see /python 3.1 and some others. Is it because of I have installed 3.1 and 2.7 both? Even then I click … |
| | I am given dates in string format- Eg. 11/09/2010. (11-09-2010 not allowed) How can I convert it into integer dates? I am given two such dates in string format only and I want to find the no of days between them. |
| | Hi! In every iteration of reading a file I populated a dictionary and appended it to a list . A part of that list looks like this : . . . Key Doc ID freq line number {'Emin': ({'file13.txt': 1}, {'Emin': [38]})} {'Gun': ({'file13.txt': 2}, {'Gun': [43, 71]})} {'I': ({'file13.txt': … |
| | I got run-time error in the following simple code, but I don't know what's the problem. can any one help? [CODE] #include "stdafx.h" #include<iostream> using namespace std; void reverse (char * source) { int i=0, j=strlen(source)-1; while (i<j) {char temp=source[j]; source[j]=source[i]; source[i]=temp; i++; j--; } cout<<source<<endl; } void main() { … |
| | Hello I am reather new in c++ and I try to solve some exercises but i got blocked. Can anyone help me with this? The program should read in values until a negative value is read in. It should determine the largest value that was read in and display that …  |
| | Hi all, I wrote a function. The aim of it is ; If the formula is "C12H22" and the str11 is "+H1" then the result should be "C12H23" or if the str11 is "-H1+O1+C1", then the result should be "C13H21O1". It is working all the time but it fails when … |
| | Hi all! i am trying to copy a file from 1 location to other location with a new name. The new name should be like "Oldname + date & time". I wrote the following code but getting error that the Given path format is not supported [code] Imports System.IO Public … |
| | Hi all, I saved my connector/j jar file into this location C:\ ... \Java\jre6\lib\ext as well as in $CATALINA_HOME/common/lib and i am using this code in the JSP : Class.forName("com.mysql.jdbc.Driver").newInstance(); I am getting below driver error message. Somebody please help me out. javax.servlet.ServletException: java.lang.ClassNotFoundException: com.mysql.jdbc.Driver My jar file name is …  |
| | I have a simple class [CODE]class Info { public: long One[31]; long Two[79]; };[/CODE] i'm reading values from a couple char arrays, when I write to Two[0], it overwrites One[31]. [CODE]CurInfo->One[31] = atol(BufferOne); chatoutf("%d",CurInfo->One[31]); CurInfo->Two[0] = atol(BufferTwo); chatoutf("%d",CurInfo->One[31]);[/CODE] if I feed bufferone a -1, and then buffertwo a 623, I … |
| | Hi Guys. I am new here. I am trying to run a Poker program that can detect the different hands in poker. here is my code [CODE] class Card: # A card is an Object with a suit and rank # attributes. def __init__(self, rank, suit): # To create a … |
| | Hello, I Got problem in using delimiter by using vb.net 2008 Please take a look at my code [CODE] Dim array As String() Dim IPaddr as String Dim r As New System.IO.StreamReader("config.ini") Dim rline As String = "" Dim s As String = "" While r.Peek <> -1 rline = … |
| | I found some code that does something that interests me, but I don't fully understand the implementation. The part I am struggling with is where the author "overrides" an "actionPerformed" method. I have a vague idea of why someone would want to override a method that is inherited from the … |
 | Okay first of all thanks for taking the time to read this post. So I took a C# class this last spring semester and love programming with it now. The program I am working on I decided to make for my job that will help with scheduling. Here's where the … |
| | Hi, I'm fairly new to javascript and am trying to figure a relatively simple thing out. I have two drop-down selectors I want to display, one that lists countries and one that lists cities in the selected country. I want it to be the case that on changing the country …  |
| | Hi all, I saved my connector/j rar file into this location C:\ ... \Java\jre6\lib\ext and i am using this code in the JSP : Class.forName("com.mysql.jdbc.Driver").newInstance(); I am getting below driver error message. Somebody please help me out. javax.servlet.ServletException: java.lang.ClassNotFoundException: com.mysql.jdbc.Driver |
 | Hi, I need your help with a php issue here: I have a flash form where the user enters some strings. Action Script is supposed to get these strings and place them into variables, then send the to php. Now php gets these variables and places them inside other variables …  |
| | I'm trying to LINQ two tables based on a dynamic key. User can change key via a combo box. Key may be money, string, double, int, etc. Currently I'm getting the data just fine, but without filtering out the doubles. I can filter the double in VB, but it's slooooow. … |
| | I have a script that creates a record in MySql database which allocates certain machines to any or all of six usergroups under the management of a unique manager. It works fine in creating an original record, but I want to be able to use the same form to update … |
| | [code] #include<stdio.h> #include<conio.h> #include<stdlib.h> int main(){ int i = 2; char a[1]; itoa(i, a, 10); char *command = ("md %s", a); system(command); char *cop = ("copy %s.jpg \%s\%s.jpg" , a, a, a); // want to copy the jpg file in to system(cop); //new made folder the path as (2/2.jpg) getch(); … |
| | I'm new to perl, some experience in python. I've been tasked to create a script to remove comments in files. So basically id like to remove <!-- comment here --> from every line that has it in an assortment of files in a directory tree. Some comments may span multiple … |
| | Private Sub Save_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Save.Click conn.Open() Dim cmd As New OleDbCommand("Update (SELECT Employee.empno, Employee.emplname, Employee.empfname, Employee.empmidname, Employee.contactno, Admin.description FROM Admin INNER JOIN Employee ON Admin.adminNo = Employee.adminNo) Set emplname=?, empfname=?, empmidname=?, contactno=?, description=? where empno=?", conn) cmd.Parameters.Add("empno", OleDbType.Integer) cmd.Parameters.AddWithValue("emplname", OleDbType.Char) cmd.Parameters.AddWithValue("empfname", OleDbType.Char) cmd.Parameters.AddWithValue("empmidname", … |
| | Hey guys, I'm a newbie programmer and I'm trying to create a program which calculates BMI. Weight is in lbs and height is in inches. I've compiled this and its got quite a bit of errors, so I could really use some help. The final result that I'm trying to … |
| | I want to create a jpg image containg some graphics which I draw using the Tkinter Canvas widget. This draws the image to screen and then I use the PIL library ImageGrab() function to grab it off the screen into a file. It would be much neater to by-pass drawing … |
| | I don't have a ton of php experience but I am trying to have math problem echoed in the same browswer screen upon submit. Problem is when I submit nothing appears it just looks like i refreshed the page. I've tried moving the php coding into a seperate .php file … |
| | the class is the same. but there are two methods: first method: if simply returns a string. [CODE]public String FindPiece(String chessPiece) { return name; } [/CODE] name. is a constructor variable. it is a name of the chess piece [CODE]public Pawn(String name){ this.name=name; }[/CODE] second method public boolean isMoveValid(ChessPiece[][] pieces, … |
| | I have written this code for page hits cout its working perfectly ok on my pc but when i uploaded it on my site it show error any body help me in this issue [CODE]<?php $cnt = "hits.txt"; $h = @fopen($cnt, 'r') or die("can't open file"); $x=@fread($h,10); $h1 = @fopen($cnt, … |
| | I need help guys, I want to be able to extract text from a string. This is an example of the string: @ ANSI 6360100102DL00390204ZF02430034DLDAACRUZ,JULIO,MIGUELDAG626 SIESTA KEY BLVD APT 434DAIDEERFIELD BEACHDAJFLDAK33441-0000 DAQC620433894240DARE DASA DAT DBA20141124DBB19891124DBC1DBD20080801DBHN DAU511 ZFZFA ZFB ZFCR050808010243ZFD I wanna be able to extract "CRUZ", "JULIO", "626 SIESTA KEY … |
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