Software Development Forum

Hello everybody! I'm trying to count the number of occurrences of each word in a text file. Problem situation requires to realize menu using "switch" statement (If file exist or not). There are following errors in my program ("case b" and "default" is not working): **[C++ Error] 03_int.cpp(61): E2126 Case …

Hi, You can simulate this by starting a new WinForm app. Add a datagridview and add some columns. Add a contextmenustrip, add a menuitem, doubleclick it to get a clickhandler. Attach the menustrip to the datagridview in the properties window of the DGV. Then refer to this code and the …

I am working on a little hobby project, it reads user input and then stores it in a pointer to char array. The problem is that the output is not correct. So i dont know if it is the output, or the storing that is wrong. I am used to …

Hello everybody! I'm trying to display the result of difference of two-dimensional vectors using friend overloading. Builder shows the following error after compilation (line 40). What should I change for in my code in order to find the problem? Thanks in advance. **[C++ Error] 05_Part.cpp(40): E2034 Cannot convert 'double' to …

#include <stdio.h> void Merge(int *, int, int, int); void MergeSort(int *array, int left, int right) { int mid = (left + right) / 2; if (left < right) { MergeSort(array, left, mid); MergeSort(array, mid + 1, right); Merge(array, left, mid, right); } } void Merge(int *array, int left, int mid, …

postfix and prefix increment or decrement operators very very confusing for me i try my best but i can not understand the basic different between them plz help me i know The prefix form first performs the increment operation and then returns the value of the increment operation. The postfix …

I have a php/mysql project and I am currently trying to display a table into an html table through PHP how ever Only the headers are getting returned not the actual table data, here is my query plus html table <?php $result = mysql_query("SELECT * FROM store"); echo"<table border = …

Write a class Date which consists of: Member variables: day, month, and year Member function DaysSinceFirstJan1() which returns the total number of days since 01-Jan-0001. Now write a main function which asks the user to enter 5 dates (day, month, year) which are stored in an array of objects of …

what is command line argument in java and how it is work public static void main(String []args){ for (int i = 0; i < args.length; i++) System.out.println(args[i]); and what is .length in upper code. is it function no it is not function is it class no it is not a …

Hi, I am stuck with this logical error and I was hoping someone could point me in the right direction. When I debug this program the array's do not contain the data from the textboxes that the user enetered. as far as I know the code is in the correct …

Hello every one . . recently i have written this code to count letters and words in the phrase that the user enter , it worked once but when deleted (by mistake) and tried to rewrite it again it didn't work , so could you please help me to find …

path = './file.txt' os.remove(path) import os `os.remove(path)` is equal to `os.unlink(path)`, so how can I delete the file if it just becomes unlinked? Also I haven't tried to yet, but does `'./file.txt'` work as is or do I must provide the full path? Or do I just need to use …

Hello all, I am working on assignment for class and I thought I had this one but something is wrong. This is an inventory control program that needs to display 7 items with the item number, name, number in stock, price and value. The program works for item 7 but …

hi there im a total newb at this programming language is there a way 3 databases can be in one datagridview? I can only insert 1 database in a datagrid

Hi, I have migrated OS from XP to win8.1. Earlier in my VB application, I was sending email thourgh my outlook object. set outapp = createObject("Outlook.application") but now I am getting error "ActiveX Compponent Can't create Object." as i have migrated my OS. is there any other change in code? …

I'm trying to create a program that passes arguments of size of three shapes, a circle, a triangle, and a rectangle. I got those but everytime I run the code it displays the arguments as 0 instead of giving me the shape dimension. Here is the code. using System; class …

Hello guys. I developed a simple game in C# on Windows (WFA). Now I want to crate a database with accounts and all stuff. I know to crate this with a SQL Local Database, but I think there should be a host where to put that DB to be accessed …

Okay. This weeks 'problem' is that I need to simulate a game. I have to make two singly linked lists which will contain a name of player, his attack (double/float) number and his defence number and so on for as many players as the user inputs. The point of the …

i know that in polymorphism when we not use virtual function then the compiler is execuite member function according to pointer type and when we use virtual function then compiler execute member function according to the type of object My question is that WHY it is happnes what is the …

Hi guys I'm having problem in crystal report where my inner join is a success but of my 3 fields that are affected dowsn't show up. The values from 2 tables that match is showing on the crystal report but the 3 fields that has a match doesn't. Tried inputting …

I'm doing a project for my class and one of the goals is to transform one XML to other using XSLT. I kinda managed to obtain the info within the original XML file but I don't know why I can't "print" the tag's. XML file (original): <?xml version="1.0" encoding="ISO-8859-1"?> <?xml-stylesheet …

Hello everybody! I'm trying to display the result of addition of vectors. But Builder shows the error after compilation (line 29). What should I change for in my code in order to find the problem? Thanks in advance. #include <iostream.h> #include <iomanip.h> #include <conio.h> class CVector2D { public: CVector2D(double x0 …

any one is here that explain to me that how to get console input using BufferReader in java and explain me its working briefly.

I'm trying to build an interactive IDE... the IDE has a file testing interface which displays a tree of the called functions in relation to the data in the file being tested. what I want to do is when you select a function referenced in the tree, it'll highlight that …

Program For Standard Form def stnfrm(a,b,c): one = (b/(2.0*a)) two = c-((b**2.0)/(4.0*a)) axis = one/-1.0 x = -b/(2.0*a) y = a*(x**2.0)+(b*x)+c print x if a == 1: print "(x + %f)**2 + (%f)" % (one,two) elif a == -1: print "-(x + %f)**2 + (%d)" % (one,two) else: print "%d(x …

i have this error when i display my program ? ' ' Created by SharpDevelop. ' User: s11088659 ' Date: 5/28/2014 ' Time: 11:26 AM ' ' To change this template use Tools | Options | Coding | Edit Standard Headers. ' Public Partial Class MainForm Public Sub New() ' …

I'm getting a compiler error when trying to initialize a geometry shader using OpenGL. I'm using VS2013. Here is how I initialize it on OpenGL myCgContext = cgCreateContext(); cgGLSetDebugMode(CG_FALSE); cgSetParameterSettingMode(myCgContext, CG_DEFERRED_PARAMETER_SETTING); CGprofile gpProfile = cgGLGetLatestProfile(CG_GL_GEOMETRY); if (gpProfile == CG_PROFILE_UNKNOWN) { if (cgGLIsProfileSupported(CG_PROFILE_GLSLG)) gpProfile = CG_PROFILE_GLSLG; else { fprintf(stderr, "%s: geometry …

i don't know why i have this error in my code: ' ' Created by SharpDevelop. ' User: s11088659 ' Date: 5/26/2014 ' Time: 9:44 AM ' Lab 8 ' ' To change this template use Tools | Options | Coding | Edit Standard Headers. ' Public Partial Class resultex …

i'm reading these page: http://msdn.microsoft.com/en-us/library/windows/desktop/bb775951%28v=vs.85%29.aspx but see the Remarks section: Remarks For illustrations of the principal button styles such as BS_CHECKBOX and BS_GROUPBOX, see Button Types. The appearance of text or an icon or both on a button control depends on the BS_ICON and BS_BITMAP styles, and whether the BM_SETIMAGE …

I have two python script the first once contains my def callers and my command line arguments. The second one contains my defs that i want to use the command line arguments in. I was wondering if there was a way to call the command line arguments into the second …

Hello all!Im trying to write a program that accepts a string from users and then converts each character in the string to its corresponding 8-bit binary code and store it for further manipulation on obtained bit. I have the following code but it is not executing as expected : #include …

I am working on s code that i want to add command line arguments to. I have read the docs.python page on this subject 3 or 4 times and it still has me conffused. I want to be able to set my base directory, change a send and recive email …

I am having trouble getting a correct response when searching through each of my datarows. While stepping through during debugging, I am seeing the boolean response is getting triggered even if one row does not match my selected string. I just want to search all of the rows and if …

Write a C++ program that asks the user to enter the price of a car (real), the down payment (real) and the number of years for the loan (integer). Calculate and output the monthly payment (real) of that car. Assume the sales tax rate is 7% and an interest rate …

I've a problem in getting a record from 3 tables: There are two conditions for getting the records,'project number' and 'current month'.I used this statement to get the records but it results in 3 times the actual record. Any help would be appreciated. "INSERT INTO patempTable SELECT [pay_roll].[project number],[pay_roll].[employee number],[pay_roll].[current …

When the user's mouse pointer touch a button I want a message to appear telling the user what that button's function is. Wich function do I use? Thanks

I'm having some issues with one of my bonus assignments for school. In my code the purpose of the project is posted, but this is what I have so far. /******************************************** *File Name: Combination (Assignment 8 Part 1) *Purpose: Create a frame with ten buttons, labeled 0 through 9 (Hint: …

So here's a bit about the details. I need to read the contents of file A, and B and store it in file C by joining the contents of A and B and also counting the number of letters/characters present in it. I've come up with this so far. Can …

So I am writing a program to read text from a file. Save from an array list to an array and then parse that array for ',' and use that to change words position in the 2d array i will write from the 1d array. So essentially String[]{"a,b,c","d,e,f"} ought to …

Hello please i need some help to rewrite this code in PHP to Python i am totally new in this and need this baddly please help if u can. Thanks a lot. <!DOCTYPE HTML> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>phpChart - Basic Chart</title> </head> <body> <?php function array_delete($array, …

I am trying to figure out where is Java and C# mostly used? I read that enterprises favors Java and JEE, but they don't say anything about JSE. I also read that C# is being used a lot, especially on Windows platforms. But the question remains, what do enterprises use …

Code1: <input id="text" type="text" name="fname" value="First Name" onclick="this.value='';"/> Hi Friends, Code1 - this print in my text box value "First Name". onclick this value gets erased so I can type Name. but if I go to second text box and come back to this text box to modify or add …

I'm trying to make this as easy as possible but I'm stuck. Inside the for loop, if the input entered was not a number or wasn't valid, it moves on, but I don't want it to. I want it to repeat that interation. Is there a possible way to do …

I am now on part 3 of a payroll program for my Java class but I did not add the while loop in last week so I need to figureout what I did wrong so I can do part 3. The program should loop until the user enters "stop" It …

// Convert Celsius to Fahrenheit and vice versa. import java.awt.BorderLayout; import java.awt.FlowLayout; import java.awt.GridLayout; import javax.swing.JTextField; import javax.swing.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.JButton; public class ConvertTemp extends JFrame { // instance variables JLabel labelFahr; JLabel labelCels; JTextField textFahr; JTextField textCels; JButton conFahToCel; JButton conCelToFah; public ConvertTemp () { super …

what are merits and demerits of overriding in java

Anyone know how to avoid this error - message on compiling my program using Delphi XE5: Undeclared identifier: 'DateSeparator' When I compile the same program using Delphi XE, it is OK, without any errors. I have declared: uses SysUtils ....;

when we create child controls, what is the style for accept text formats? (i mean: '\t', '\n' and others)

I am writing a program that will open another form, the user will continue doing stuff on the new form and would then close the form. When and only when this new form closes, the main form should continue with its work and re-enable some components. Here is the code: …

I am trying to read a some data that is stored in an xml file and then print it to the screen for the user. But my program isn't working correctly. Here is my XML document: <UserAccounts> <Account AccountNumber="1234567890"> <Password>12345</Password> <Balance>1024.64</Balance> </Account> </UserAccounts> And here is my code: File fXmlFile …