Software Development Forum

Hey everyone, new here. I'm looking for a little help with my program. Its supposed to take a txt file called test.txt, and removes all spaces trailing at the end of lines. ex. (note the spaces) "python " -> "python" "daniweb is great" -> "daniweb is great" " forum" -> …

Here is what I need to do: have three editable text fields labelled operand1, operator, and operand2, and a fourth read-only text field labelled result. Have a button labelled Calculate. WHen the button is clicked the appropriate operator is applied to the two operands and the resulting value placed in …

Hello Guys! it's been a while. Lately, I've been wanting to study & explore C/C++ more. Because of this, I've done a lot of exercises that was given to us at school and some more around the net, but sadly the one that I'm really looking forward to the the …

i want to write a a program that will accept student name and grades and output it.use an array data structure in the implementation this program and implement the following write method that will traverses the array and allow the user to perform the following processes a) search for a …

Hi.. please help me with this problem I want to output stars in this shape: * * * * * * * * * * * * * * * * just give me the idea to do this in an recursive function ?? i tried but its not showing …

Hope you kind folk can spare a bit of advice. I'm trying to find a clever way to modifying a part of an image without replacing the image completely. For instance, let's say I have an image of a car and I would like to show the tire is flat. …

im a student of 2nd year BS, doing my BS in Computer Science. Here I want to include a program by me, may be someone will be helped by me :) [code=c] #include<stdio.h> #include<conio.h> #include<stdlib.h> int* createHashTable(void); void getData(void); void formatting(void); int insertData(int); float chkLoadFactor(int, int); int collision_LinearProbing(int, int,int); int …

It is supposed to tell me the occurrences of letters both upper and lower case and digit and non letter nor digits characters ,,but it does nothing ,,please help as soon as possible #include<stdio.h> #include<ctype.h> #include<conio.h> int main(){ FILE *fp,*f2,*f3; char ch,temp; int i,j; int lowercase[26]={0}; int upperCase[26]={0}; int digits[10]={0}; …

Hi I'm having calculation error is the function - fraction::GCD(int& gcd, int e, int f) Example: If u enter 1/3 for both first and second fraction The unsimplified fraction would be 6/9 And when u call the GCD function and do the calculation by urself u can see that it's …

Hi everyone, So OK basically I need to create animated button with three pictures (optional) which will represent the button as active, passive and activated. So the task wasn't very hard until my teacher added another thing: The user to be able to choose which picture to use. So my …

Hello! I need to write a program to find whether a word is a palindrome or not. What differentiates this from the other palindrome threads in this forum is that I can only use certain functions. They are: If statements, string functions (to upper, to lower, indoxof, length, substrings), for …

using dev c++ as compiler,bt coding the program in c.suppose i hv created 1 program in console application ,compiled it,run it, it works fine,on compiling & running it,. it produces the various supported assosciated with it. like makefile.win,gmon.out,project.exe,project.dev,main.o,main.c,now on seeing these files in notepad 1 can easily determined that program …

Hello :) I'm from Brazil, so sorry about my english. This is the first code I post here - I'm a begginer in Python. It is a function to calculate determinants of matrices. You can attach it to a class if you wish. Please leave a comment if you wish …

I'm a little new to c++. I have written a code for a base conversion program. It handles base conversion between bases 2-36 and stops when the user enters "0". I have written the program, however I still need to make it convert whole numbers instead of just integers. Ex: …

i want to write a a program that will accept student name and grades and output it.use an array data structure in the implementation this program and implement the following write method that will traverses the array and allow the user to perform the following processes a) search for a …

Hello, On the UNIX system that I am current working, to open a file in the pico editor ,I need to do the following: [CODE]>./pico filename.c [/CODE] Is there a script/command that I can execute which will remove the dot/slash and change that to: [CODE]> pico filename.c [/CODE] Thank you!

Hello Members, I have the following question about the pipe() system call. Say, Process A (my main()) forks a Process B which then forks a Process C. How can I open a pipe between Process C and Process A? I would like to write a sentence in Process C and …

hi! im also a beginner in using C im confused because ive got a problem. which the answer of C is different from mine here's my problem: !our teacher ask us to covert yards to meters, inches, feet. (my problem is the meter) feet = yard * 3 inches = …

Hi I'm new here and I have a problem which is hindering me. I have opened a file and wrote some stuff to it. Then later on I want to open the file and read it back in to a buffer. When I try to read the file back in …

i want to write a a program that will accept student name and grades and output it.use an array data structure in the implementation this program and implement the following write method that will traverses the array and allow the user to perform the following processes a) search for a …

I successfully configured MYSQL with VS2008, i executed the following code, and no errors were thrown. [CODE] #include <mysql.h> #include "stdafx.h" void main() { }[/CODE] Now i need to write a C++ code to retrieve some values from a Database, therefore i used the following code; [CODE] #include <mysql.h> #include …

Good day! Im a new programmer in vb.net and it seems that i cant update my table in access 2007 here is my code. [code] Try con = new oledb.oledbConnection("Provider = Microsof.ACE.OLEDB.12.0"; data source = |DAtaDirectory|\Attendance.accdb; Persist Security Info = False;") con.Open() sql = "INSERT INTO tblProf VALUES('"&txtEmpNo.Text&"', '"&txtProfName.text&"','"&txtProfLname.Text&"')" cmd …

this is my header: [CODE]#include <string> using namespace std; class node{ public: friend class mesh; private: int id; double x,y,z; }; class element{ public: friend class mesh; ~element(); //private: int id; int type; int groupid; int geoid; int nodNum; int *nodeid; }; class mesh{ public: mesh(string filename); void showMesh(); ~mesh(); …

I've found a lot of programs over the internet that have custom buttons. I mean... normal behaving buttons but using images, or shapes, as the button itself. I've searched a bit on Google and I've reached a project in VB.net, but it didn't work. Maybe was because VS2010 converted it …

I'm a Python semi-beginner and i have to do a prac but the problem is i've totally forgetten how to do it! Can you please help me get started with part 1 even if its just 1.a because every time i tried to get it to work it keeps saying …

Guys, how do I add an item to a list using a loop? My loop in a nutshell does this: [CODE]for w in book_line.split(" "): word_list = [] if w != "": word_list.append(w.lower()) return word_list[/CODE] While experimenting with this I got mainly two results: 1.) When I use return word_list, …

Hokay so, i gotta make a program that reads an adjacency matrix from a data file and then outputs which nodes are adjacent to the others. In the data file there are 0's and 1's, 0 means that they are not connected and a 1 means that they are. I …

Hello, I am completely stuck on a question I was assigned and was hoping for a little guidance to get me started. The question is: Create a program that outputs the molar mass of a molecule. The user will enter a molecule with each atom individually (CO2 would be entered …

Hi! I am trying to do a project in which I draw a Christmas tree with about 3 segments, filled in with color and with writing below it saying "Merry Christmas". Sadly, I have no idea where to being! I'm able to draw the Christmas trees using stars by defining …

Hello. My instructor want me to write a magic Square code. And here is what the square is supposed to print: 11 18 25 2 9 10 12 19 21 3 4 6 13 20 22 23 5 7 14 16 17 24 1 8 15 Here is my current …

I am reading a text file inside Python that contains salaries and the raise they will receive as a percent. I am trying to multiply the initial salary by the percent and print the salary after the raise has been applied. I keep receiving an error message which is as …

[CODE]void user_input (int * array, int intSize) { printf("Please enter any number of strings (80 characters per string max), enter an empty string to signal input completion\n\n"); int i = 0; int j = 0; int arrayMax = MAXARRAY - 1; char input[81]; while (input[0] != '\0') { printf("->"); i …

Hllo everyone. I am Gabriel from Romania (sorry for my bad english) My problem is: I have 3 listbox (1.ID 2.Online ID 3.Offline id) Now... From a .txt file or from a button an id/id`s are inserted in listbox 1. A second button "check status" verifies if these id`s are …

The problem is Design a class named Person with fields for holding a person's name, address, and telephone number. Write one or more constructors and the appropriate mutator and accessor methods. Next design a class named Customer, that extends the Person class. The Customer class should have a field for …

Hello I'm having trouble extending JPanel. I know how to extend JFrame but my assignment calls for JPanel. Here is what I have: [CODE]import java.awt.Color; import java.awt.FlowLayout; import java.awt.Graphics; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JTextField; public class Guess extends JPanel { private …

Hey; I have an assignment but I'm having trouble because I don't know almost any assembly. I have figured out something but please help me if I have mistakes, and with the 3rd formula. Using knowledge from previous weeks, write assembly programs which calculate the given formulas: a)Sum (i=1 to …

* Title Typo = / * Hi there, I'm working on a small section of code which will be used in a very large c++ game for my final project. I'm doing an interactive RPG/Fighting game but I'm running into an error. I have a Player class and an Enemy …

I have just run into ridiculous problems with arrays, and it appears I have no idea how they work, so I need some help. I have this class: [CODE]class pixelmap{ public: pixelmap(const uint& width, const uint& height); pixelmap(); ~pixelmap(); uint width; uint height; uint *values; pixel *pixels; void setValues(); void …

Hey all, I'm implementing a hash table for a spell checker and need some assistance on vector const_iterator - at least I think that's where the problem lies. Can anyone assist in diagnosing how to fix these compiler errors? I initially got this error, which i think will come back …

Hello I am trying to read from a file. I'm followed a tutorial and had it working perfectly before, and it still does now.. But the problem is that one variable that I'm reading from the file is causing my program to crash. All the other vars I'm reading, are …

i have my code and i want to cycle through the following colors blue green orange red yellow. i got blue but i dont know how to the rest [CODE]from Tkinter import * myfont = ("Arial", 1, "bold") window = Tk() window.title("grid") window.geometry("500x420") frame = Frame(window) frame.grid() button0 = Button(frame, …

I have a CSV file with the following data 15278349,567892,3456,9742.30,CASH-WITHDRAWAL-200.00,DIRECT-DEBIT-200.00 64328975,632489,7562,98734.65,CHEQUE-DEPOSIT-100.00,CASH-DEPOSIT-424.54 etc... How would I print to screen the individual lines instead of just the top line?? Sam

[CODE]#include <WinSock2.h> #include <WinSock.h> #include <process.h> #include <time.h> #include <iostream> using namespace std; class PoPSocket { public: void Socket() { const int iReqWinsockVer = 2; // Minimum winsock version required WSAData wsaData; if (WSAStartup(MAKEWORD(iReqWinsockVer,0), &wsaData)==0) { // Check if major version is at least iReqWinsockVer if (LOBYTE(wsaData.wVersion) >= iReqWinsockVer) { …

I have no good regex experience -- its all pretty new and confusing to me. I understand some of the VERY basics, but to do what im looking for...is way past me! I have the following text i would like to parse, pulling out the highlighted section everytime. Unknown Trap …

Guys I have a text file, and I am trying to get my program to focus on a specific part of the text. How would I do that? I tried this to no avail: [CODE]f = open("book.txt") f.readlies()[10:3340][/CODE]

So here's the problem... my program is supposed to prompt the user to enter a number and use that value to determine what function the program should call via a switch block. Unfortunately, it seems that my program doesn't let the user enter an option and just keeps running the …

[code] class ReadGradesIn { public void readGrade() { int numberOfA = 0; //number of A grades int numberOfB = 0;//number of B grades int numberOfC = 0;//number of C grades int numberOfD = 0;//number of D grades int numberOfE = 0;//number of E grades int numberOfF = 0;//number of F …

How do i get the number of items a itembox is carrying? I tried [CODE]MessageBox::Show(listBox1->Items);[/CODE]but no luck Thanks in advanced.

Hey guys! So, I created this form, but I can't seem to add color to it. I'm trying to make it color red. I've been trying to change the color for 2 days cuz I'm a noob :) Thanks guys! Here's code by the way: [code] import java.awt.*; import java.awt.event.*; …

hi i made a program that lets a user creates a file and then lets the user open a file that he would like to copy into the new file that he created. now the question is how do i extract the copied file or extract multiple coped file from …