Software Development Forum

Hellp programmers! I am working on a program that uses two objects of a custom class template List [which is a linked list, with each item pointing to the next] and concatenates them. Initially, I need to input numbers into my main function, so I have two sets of while …

In my python class, we are using python 3.4.1 And we are typing in the programs from the book. Well, I've typed it in correctly and the output still doesn't align the decimal points. Can anyone help? It would be greatly appreciated. Here's the program code: # This program displays …

I'm new in java, so I'm not very good at it yet and my teacher has stumped me. We are supposed to make a bot for a game called snacktime, which is usually user controlled. # About Snacktime: # * There are a maximum of 16 snacks layed out randomly …

import java.util.*; import java.io.*; public class stundentGrade { public static void main(String args [])throws IOException{ BufferedReader dataIn = new BufferedReader(new InputStreamReader(System.in)); int a=0, b=0,c=0,d=0,f=0, totalNumber=0; //declaration of initialization stars(); //method to call and print stars System.out.println("Enter a list of Exam scores from 0-100" ); System.out.println("use a negative number if you'r …

to create unique reference i had below code in **vb6** Dim UNKREFBATCH As String UNKREFBATCH = "B" & Format(Date, "MMDD") & Format(Time, "HHMMSS") but the same is not giving correct result in **vb.net** Dim UNKREFBATCH As String UNKREFBATCH = "B" & Format(Date.Now, "MMDD") & Format(DateTime.Now, "HHMMSS") MsgBox(UNKREFBATCH) instead of minutes …

Hi there, I'm in the process of creating a utility program that builds a table in a database and inserts the initial data. I'm getting an error stating: java.sql.SQLException: No suitable Driver found for jdbc.odbc.ContactKeeperDB My Code: [CODE] import java.sql.*; import java.io.*; public class MakeDB { public static void main(String …

Consider the following code: #include<stdio.h> #define msizeof(type) ((char*)(&type) - (char*)(&type - 1)) int main() { int x; printf("%u %u\n", msizeof(x), sizeof(x)); return 0; } The Above code when compiled with g++ compiles just fine and works well without any wanrings, while in gcc it gives the following warning: `integer overflow …

This script of mine is storing a blank file with no .html or .py extension on my FTP server, I think it has to do with the fact that I have the file already opened in the later code, any help? Essentially this script is going to let me edit …

#include "stdafx.h" #include<vector> #include<iostream> using namespace std; int main( int argc, char ** argv ) { // from initializer list (C++11) cout << "vector from initializer list (C++11): " << endl; vector<int> vi1 = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }; cout << "size: " …

I asked that in another thread, but it got lost: [QUOTE]When do you use root.quit() and when do you use root.destroy() to exit a Tkinter program?[/QUOTE] Also, can you intercept an exit when you use the little x in the title bar, just to affirm that you really want to …

Hi, I am trying to get ahead of my course work for next term and teaching myself c#. I am trying to write a pig latin translator as an exercise from the book I am using but it has no answers. I believe I need to use the split and …

how can we use write and read functions in files and why we use these function because i have already get put or cin cout available.

Hi Everyone, Thanks for viewing this thread. How do I do the code similar in Java? The syntax for the code below is C#. public class Child : Parent { public Child(String a, String b) : base(c) { } } I would like to seek for your help on Java. …

i want to place a button on upper left corner of JFrame with GridBagLayout.i write this code but it is notwork correctly gbc.gridx=0; gbc.gridx=0; add(b1,gbc); but the button place on center of JFrame why

Hello, Can anyone show me how to set width between character in java. I'm looking for something like this. Items NumOfItems Price A 2 $10 B 1 $5 When I use the for loop to make something like the table above it shows something like this. Items NumOf Items Price …

Hi there, i was trying to make a program (to do)using list class here is the code #include<iostream> using namespace std; #include<list> #include<string> void display(const list<string>& lsy){ list<string>::const_iterator iter = lsy.cbegin(); int i = 0; while (iter != lsy.end()){ cout <<++i<<"- "<< *iter << endl; ++iter; } } void add(list<string>&ls){ …

Hello Everyone ! I have build a c file but it use GNU library, I can not build it to exe file. It error because I don't know use MinGW to build. [Download file](https://sites.google.com/site/datazus09/crunch-3.6.zip). I have install MinGW but I don't know how to run it in my visual studio …

hello to all i have problem about button events the problem is that if i handle an event of button and show again a window(result of event) that also has buttons then how to handle events of buttons of second window please help me

I was looking around on the web about robotics programming, especially the Lego mindstorm EV3. I was looking at what programming languages this platform supports. I saw that you can program it in Java ME(understandable as Java is everywhere today) and in C#. I thought that C# was a windows …

Hello I am having some trouble with something. As I read the contents of a file into an ifstream object I occassionally want to dump all its contents into a stringstream to analyse it. Example below. The problem I am having is that if I use ifstream.rdbuf() to dumpt the …

Is it possible to stop the lets say for loop with a function : for(int i = 0;i<15;i++){ cin >> input; obj.add(input); } // and then have some add or some other function that checks if (x == max_size) check(){ if(counter == max_size) stop the foor loop and continue.. }

This is driving me nuts. I'm writing a password program that reads from .txt file into an array of char arrays, and then allows the user to write a new password and then appends it to the end of the list. Everything SEEMS to be working except everytime I run …

i'm build a completed new code for properties: #include <iostream> #include <functional> using namespace std; template <typename T> class property { private: T PropertyValue; //i think these is ok, but something seems not std::function<T(void)> getf; std::function<void(T)> setf; public: property() { getf=NULL; setf=NULL; }; property(T value) { PropertyValue=value; }; property(std::function<void(void)> GetFunction=NULL,std::function<T(void)> …

Hey. So I have a flowlayoutpanel populated with custom user controls. Now, after each fifth control I want to have a separation label, pushing the following controls in a new row. That works fine, except the distance between the label and the controls in the new row is way longer …

Is making font size bigger or smaller possible in C programs? If yes, what should I do? I am a beginner in C and have been using Turbo-C++ for programming. Thanks.

I have this code. Its not the entire code because its a Blender addon with many lines that are unrelated to sockets so I give here only the part that deals with the sockets which I kept isolated from the rest of the program. def create_thread(): global threadSocket,listening threadSocket = …

i put an image on form with WM_PAINT message. but the image is, only, showed after resize(for example) the form. why is that? did i forget any style\extended style?

Hello programmers! I am working on a custom tree class [with the code example being copied from Dietl's C++ How to Program, 9th edition]. It is in my fashion to copy all the code examples in the book when reading it (for muscle memory), but the authors created a custom …

Im working on a code that loops through a folder break up the file names in it into specific parts and then reads off sertain parts of the broken name and writes it to a csv sile. The files ser formated as follows test_PAQT_B2H.csv, test_PAQT_B4.csv, and test_PINI_B1H.csv. when it jsut …

Hi guys i need your help, i am trying to read an xmlfile which is on the listbox, after reading it i want to bind the data to GridView, i can read directly from the location where i have saved the XMLfiles but now i want to select it from …

Hello, Please I want to be a good Programmer atleast be able to do something on my own, I will like to know where to start learning from, Which lang. to learn first, what step should I take? Also I will be glad if I can know someone that can …

I am getting a NPE on `a`. I have no idea why the array would be null, but heres the relevent code for it. public void setAbility(Ability[] abilities) { for(Ability a : abilities) { sb.append(a.getName()); } pAbility.setText(sb.toString()); } Method called here: Pokemon sPokemon = Pokemon.getPokemon(sender.getValue()); ... pController.setAbility(sPokemon.getAbility()); Passed getAbility(): public …

In my Windows application, I want to create an automation software using C#.NET which works in two steps: 1. Select particular data and copy it from a page of a website. I have done it using web browser control for SelectAll. The data is not HTML data but databound data. …

If cboSearchType.Text = "Accredited Month" Then If rs.State = 1 Then rs.Close SQL = "SELECT * FROM BusinessInfo WHERE " & " AccreditationDate " & " like '" & cboMonths.Text & "%'" rs.Open SQL, con While rs.EOF = False With grdSearchResults .Redraw = False .Rows = .Rows +1 .Row = …

Hi recently while trying to solve a core Java algorithm question I got trapped into a problem. Let me explain the puzzle. > There is a series of numbers. where difference between any consecutive > numbers is either a or b. The 1st number of the series is 0. Our …

hi guys below is my attempted code, how can i plot date and time(x-axis) versus a value (y-axis) import matplotlib.pyplot as plt from datetime import time, datetime x = [] y = [] t = [] fig = plt.figure() rect = fig.patch rect.set_facecolor('#31312e') readFile = open('data.txt', 'r') sepFile = readFile.read().split('\n') …

I need help with my constructor that should call for all the user inputs, for example their first name, and the information gets checked to make sure it's valid. For example the name is all letters, and the identifier is actually 9 digits, etc. I can set the default constructor, …

i am trying to import data from excel to datagrid view. why instead of actuel data "System.__ComObject" is displayed in datagrid cell. Dim xl As New excel.Application Dim xlsheet As excel.Worksheet Dim xlwbook As excel.Workbook xlwbook = xl.Workbooks.Open("d:\PayableInput\InvoiceUpload.xlsx") xlsheet = xlwbook.Sheets.Item(1) Dim Rowst As Integer = 0 Dim RN As …

Hi all I need your help, I'm working on my python script to fetch the list of channels from the sqlite3 database. I'm fetching 7 channels to set each channel in each label control 4010, 4011, 4012, 4013, 4014, 4015 and 4016. When I fetch the list of channels to …

Hi programmers! I am trying to grasp the concept of friendship. Let's say that we have the following: class List; //forward declaration class ListNode { friend class List; //make List a friend /* rest of code here, blah, blah, blah. */ } Does this mean that ListNode can access Lists's …

I have a EXGrid in a form and want to add button to a cell that either say "Edit" and "Remove", or Have icons for the two. Here is the code I have so far. With grdGrade .BeginUpdate '.DataSource = objCo.DAL.Connection.Execute(sql) .DefaultItemHeight = 21 .TreeColumnIndex = -1 .MarkSearchColumn = False …

hello to all..., i am working on a project and there i am facing a problem of adding pictures to a label.In my project its like that.. i have a textfield ,a button and a label. When i write the file name in the textfield and then after clicking on …

Hello below is my code for a program that reads in integers rom keyboard input and creates two polynomials from that input and then does some maths functions on them. I've got the addition working, having trouble with the multiplication though. Any help would be appreciated. thanks import java.util.*; import …

I'm writing a program to parse a user entered string. My textbook does not include the .find() function, but I found it in an old C++ book (Ivor Horton's Beginning C++, the Complete Language) is the .find() considered bad, or depricated? It seems to work really well, but I don't …

Apparently JavaFX is getting really into the game now as far as I see and I think its time I start getting to know it .. Just read a couple of articles and a few questions came up in my mind: - Do I need to use IDE (eclipse) for …

Hey I am a student and i m performing selection sort in this way. Is it proper way or not? if it is not proper, explain it why with reason. #include<stdio.h> #include<conio.h> void selection(int a[],int n) { int i,j,temp; for(i=0;i<n;i++) { for(j=i+1;j<n;j++) { if(a[i]>a[j]) { temp=a[i]; a[i]=a[j]; a[j]=a[i]; } } …

I'm trying to prefill webforms in iframes using Requests. If that can't be done, does anyone have a script I can use that works with webbrowser? I like that it calls the default web browser in just about any system, which is great for my Android applications. I've tried using …

Dear all, Currently I am facing the problem on getting the resources for getting Tkinter and pygame to work together. Sadly, I do not have any leads til now(Which worries me alot!! :( ) so I hope the people here can point me to the correct direction. So basically I …

Hello! I was creating a custom array class as an exercise in my exploring of class and function templates. Here's my header file: #include <iostream> template <typename el> class Array { friend std::ostream &operator<<(std::ostream&,const Array&); friend std::istream &operator>>(std::istream&,Array&); public: Array(const int& arraySize=0); //set all members of array with size arraySize …

Hello I need to add a zero in front of a number if it is 3 or less so that it has 4 digits total. I only need this for row 6 or row 5 to be python specifc. I need this to write to the same csv file. AFI12001 …