Software Development Forum

Hello! I have a project to where I am making a pizza order for customers. My forms consist of a form for the pizza quantity and size (the cost is displayed in a lblDisplay.Text). I also have another form which calculates the cost of beverages. I am now on the …

Hey everyone~! I am pretty new to threading but I'm trying to figure it out by playing around with its possibilities. I wrote a program where 2 threads are supposed to "race" to count to 10 and then the first one there says "I win!" and the second says "I …

i have a problem in my code when i go to the method add i successfully go there but i cant go back to the main method someone who can help about this. sorry for my bad english. here is the code: [CODE] package project; import java.util.*; import java.lang.String; /** …

I'm new here so please bare with me if this is the wrong forum (sorry if it is). I put it here because I believe you can contruct a kernel in c right? I've downloaded the linux kernel and thats full of c source files. Anyway, i've been using windows …

Hey, my friend and I made this website: [url]http://www.letslearncpp.forumstech.com/[/url]. This website is complete with text and video tutorials made by my friend and I. Please visit this website and join it if you want to. Thank you.

Hi I have several directories .. ex uselib is one directory with a file usoc.py and def pars has to be called in the file runner.py. I tried to see the existing ways and implement and obviously confused. So please someone let me know the logic behind calling and having …

Hi, i have a program that runs a loop during that loop if the user types lets say "status" i want a status report if the user didn't give any input no status report should be displayed i played around with getline getchar etc but those wait for user input …

I need to parse a file line by line and check if the line is in a valid BNF format and print it out if it is. Below is my BNF grammar: <line> ::= <program names><spaces><uids><spaces><dest IPs><spaces><ports> <spaces> ::= <blank character> | <blank character><spaces> <blank character> ::= ' ' | …

Hi, I would like to terminate a do until ....loop when future value is greater than 1000 without using a Exit or Continue statement. Any suggestions? Thanks [CODE] Do Until inti > intMonths decFutureValue = (decFutureValue + decMonthlyInvestment) * (1 + decMonthlyInterestRate) If decFutureValue > 1000 Then End if inti …

Good day. I need help on a program that I'm working on. It's supposed to take the strings in input.txt and put the odd numbered lines to odd.txt and the even ones to even.txt. here's the code I have made so far... [CODE] #include<stdio.h> #include<stdlib.h> #define p printf #define s …

Hi, I have an urgent ugly problem. I have a php file on a server that reads the name of the files of a directory from the server and POST them to my java application. When I try to read it, i get [CODE]Server returned HTTP response code: 400 for …

I'm having issues doing this assignment. I'm not really sure what's wrong, so hopefully someone can help HERE'S THE CODE[CODE] #include<iostream> using namespace std; class Vehicle { private: int Age; protected: float Price; public: Vehicle(); ~Vehicle(); void setAge(int i) { Age = i; }; void setPrice(float i) { Price = …

New to perl and asking for help. I need to execute the following: 1. Extract text between double quotes from text file located in subdirectory of INI directory 2. Search in directory TestData for the file with name that matches the text extracted in 1. 3. Copy the file from …

hello c++ pros, iam a c++ beginner please help me with this code..iam unable to get the proper out put.In the above class i have tried to imitate String class and overloaded few operators. I got strucked up as show() method above was unable to print "t3" string properly.Please help …

:-/ Now, I'm trying practice on c++ basics, since few minutes I tried practice "for loop" especially, in console screen, I wrote this trivial program to calculate sin angles between angle (0 to 90) with for loop, but when i build it, it gave me one result like my attach …

Hi all, I have tried to make a little example of a random number generator for c++. However, as I am quite new in this language I do not know its peculiarities. Here is the code [CODE] //g++ -o ran ran.cpp #include <iostream> using namespace std; int main () { …

Hello, I'm trying to split a string into 4 separate strings using a delimiter "\n" The initial string is: "/usr/bin/ssh \n * \n 147.188.195.15, 147.188.193.15, 147.188.193.16 \n 22" I would like it to be split up into four different char's so that char *programnames = "/usr/bin/ssh \n" char *uids = …

Just as the title. I want to store some strings inside the program, and later I may store them(the string) in a text file. And I do not want duplicating strings. As I learned from school, I should use a hash table for it, but I may build a bad …

[code=c] int main(int argc, char* argv[]) { int a=3,b=2,c; a=a==b==0; printf("%d\n",a); return 1; } [/code] I cannot understand why this code gives 1 as the answer. According to me , this should be the order of evaluation b==0, which gives false & the expression becomes a=a==0 this should again give …

Hey all, I have to program a method that is called makelist, and I'm not sure how to program it. If I already have a list in my external file, how would I grab the list from there? I was thinking of infile.get(char) and keep going until it reaches the …

I am newish with python (ActivePython v2.6), and I am trying to automate AutoCAD 2010 (Acad) using module win32com (using acad's COM/ActiveX interfaces). Most of the interface is pretty straight forward, but I am getting hung up on functions that need to use VARIANTS to pass numerical arrays. Im not …

hi experts I am now writing a procedure for my main program in order to let people search for their required entries (eg. user inputs name and the program returns the name together with the tel no. etc.) The procedure is now in its simplest state as users can only …

Hi, I have a project for Uni, It is to create a system which will allow fingerprint recognition which will allow a user to access a created database and download information to a screen. I have implemented what i want it to look like, now im working on 3 main …

[code]using System; class Program { static void Main() { double total_Shipping = 0, total_Weight, standard_Item = 3.00, express_Item = 4.00, over_Night_Item = 5.50, standard_Weight = 1.45, express_Weight = 2.50, over_Night_Weight = 3.00, rate = 0, surcharge_Standard = 2.50, surcharge_Express = 5.00, surcharge_OverNight = 8.00; int shipping_Speed, total_Items = 0; char …

trying to do input checking for an alpha character inputted where a numeric one is needed. I've implemented this function firstChoice() to allow a certain response is '2' or '3' was picked and then another certain response for anything other than '0 '1' '2' or '3'. I must add another …

i don't know how to make 1.6666667 to 1.6 only.. . please someone help me. . please! please! please!

Hi Guys, This seems easy, it just doesnt seem to work. I want to: loop through each file in a directory. each file contains a number of lines like this ">XXXXX" I want to extract each line that contains this,move it to a new file labelled almost identical to the …

Firstly - I'm a complete noob when it comes to Python. I'm currently trying to launch an external program called Dazzle from Python with a the path to an xml file as a parameter. I've tried a few different options and can get Dazzle to launch - but the xml …

I'm trying to find a way to take a list of one-letter strings, for example, ['e', 'n', 'o', 't', 'r'] and find every order possible of these letters. I'll be able to, on my own, target the three words I would want for this, 'noter', 'toner', and 'tenor' (unless the …

I'm having a problem with 'os.path.getmtime'. I've been doing some research into generating '.pyc' files and I am able to retrieve the source modification time (in seconds) as recorded in the '.pyc' file. It is merely the second set of four bytes unpacked as a long integer. [code=Python] import random, …

I am 12, mad about computers and skateboarding, im an emo, i know it doesnt sound right that i like programming. anyway, i have started learning c++, only just! I would like to know first of all if it is possible that you can build your own operating system with …

Hi guys, why wont this work. I'm still learning and have no experience with graphics of any kind. Just trying to put the image onto the background. The link directory is right i think. [CODE] import java.awt.Color; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.Image; import javax.swing.*; //inc javax.swing.ImageIcon public class TheArea …

I am new to the whole concept of "data binding". What I am trying to do seems very simple, but I don't know where to start. I have a database with an ODBC System DSN and I can connect to it with an ADODB.Connection object. I can also create an …

Hi, I'm working on a C++ mini-project ( I'm having an unoriented graph for wich I have an admissible flow and I have to determine the minimal flow for it). Everithing works fine, it compiles and runs well (the code is below) but I'm using files to read input and …

When I am processing the data, I put them inside some beautiful data structure for convenience, but then again I am done with my work, and I want to save the result in hard drive, I need to store them in a txt file, and for later usage, I need …

Hi, I would like to write a parser in C#. Lets say I have expression like NOT(NOT(a AND b) OR (c AND d)). I want this to be in Sum of Products for->(a AND b AND NOT c) OR (a AND b AND NOT d). To do that normally in …

hello all i m new to this topic, though I have some experience of using VB to control excel. I have an access database which has some records. The columns(fields) are first name, lastname, year of birth, city, county, district, state, tel ph number and email id. Now I want …

A program that handles either piped input (command/prog | your_prog) or file redirected (your_prog < file_name) input. Determine whether such input exists before issuing a stdin read so that the program does not go into a "waiting for input" state. Written in/for the XP environment.

Hi - I have tried and tried with this, googled and what knot, but to no avail. I just need the frame to clear. The code below shows the overlay problem which I tried clearing with all types of panel.Clear() / self.panel.Clear() combos etc. [CODE] import wx class MyFrame(wx.Frame): def …

I need to search for the hours of the day that each email was sent, then I need to create a dictionary from those. Then I need to print the dictionary at the end with the count of how many times an email was sent at each hour. Here is …

Hello.... Can someone tell me why this code doesn't workand how it should be done? DataGridView1.Item(0, 0) = ds2.Tables("tabCeniki").Rows(i).Item(0) this is the error mmgBox ........ Unable to cast object of type 'System.Int32' to type 'System.Windows.Forms.DataGridViewCell'. thx dr.E

Hi, While writing program for making a member function of one class a friend of another, VC++ is shooting two errors. The entire code is split across five files, 2 headers for two classes, 2 .cpp for the class members' definitions and 1 containing main() function. The headers are as …

hi thanks for any help in advance. i'm trying to add a record to a MS Access database(2003) but i recieve this error: Syntax error in update statement i don't know what's wrong with my code but i suspect that the problem lies in this bit of code. [CODE] If …

How do I copy folders using python? Shutil.copy doesn't work. it raises a permission denied error in windows

PLEASE WHAT'S WRONG WITH THIS CODES, I KEEP GETTING ERROR AT THIS STAGE [CODE]String result = ci.insertDetails(cid, name, dateOfBirth, String.valueOf(cms.getSelectedItem()), address, city, state , zcode, cnum, nod); String day = String.valueOf(d.getSelectedItem()); String month = String.valueOf(m.getSelectedItem()); String year = String.valueOf(y.getSelectedItem()); String ms = String.valueOf(cms.getSelectedItem()); String dob = year + "-" + …

Hello, In the tread [url]http://www.daniweb.com/forums/thread122708.html[/url] there is shown how to do this check in .net 3.0 framework. Is there a possibility to do the same in .net 2.0? Thanks for your reply

please help me.. this will be pass in less than 5 hours... i dont know what is the problem, it seems correct ... but why the error??? it says use of unassigned local variable totcc,mdue, numpayadd [code] using System; using System.Collections.Generic; using System.Text; namespace ACTIVITY_1_WEEK_5 { class Program { static …

two static arrays size 10 need to be copied to an empty target array size 20. like this: you copy from the first array the nums till arr1[i] = 0 then you switch to the second array and copy to the nums till arr2[i] = 0. then you switch back, …

Can u pls post some of the links helpful to create front end design using visual basic and few code examples for a single base station with many number of receivers

i am creating billing system and i need to display daily and monthly billing reports. can you help me in displaying the billing reports using select statement? thanks.