Software Development Forum

I have a project for school that i am working on, and i cant figure out how to store names in an array. i have it declared as [code] char firstname[25]; char lastname[25]; [/code] but i was told that just stored one string and when i go to print out …

public void Enqueue(int value){ node end = endList.next; end.next=null; endList.data=value; endList.next=end; endList=end; Here is my code for an Enqueue method but when I run it mylist.Enqueue(12); It gives me an error. Is something wrong with my method or am I testing it incorrectly? Thanks.

I am trying to calculate sales totals from a txt file. I have completed it but when I debug, it tells me that the input string is not in a correct format. I think something needs to be changed to double but when I do it gives me an error. …

Hi, I am using RC4 to encrypt the data. It works fine. But I found that some encrypted values contains NULL character or other escape characters in result. Due to which when I read the string back to decrypt, does not give the whole string back but truncate the string. …

Interesting name for a title wouldn't you say? Well I couldn't find any better way to put it. Anywho, I have been working on a new program that is designed to read in a website ever so many many seconds, parse the data, and update the GUI. Now I have …

Hi Using VB.NET I created an excel sheet with list of items in dropdownlist. Using the below code With xlWorksheet.Range("A2", "A101").Validation .Add(Type:=Microsoft.Office.Interop.Excel.XlDVType.xlValidateList, AlertStyle:=Microsoft.Office.Interop.Excel.XlDVAlertStyle.xlValidAlertStop, Operator:=Microsoft.Office.Interop.Excel.XlFormatConditionOperator.xlBetween, Formula1:=[COLOR="Red"]"Construct,Testing,Review,Look Ahead Meetings,Process Audit,Process Improvement,Project Monitoring and control,Project Planning,Project Setup,Project Team Management,RCA Activities,Re-Estimation,Review,Review-Rework,Senior Management Reviews, Testing,Testing Rework,Training, Work Product Audit"[/COLOR]) End With But i can able …

Can I append a list obtained from a Class as output outside the class , if Yes how ?? can i use userList for this purpose ?

code snippet: void checkcollision() { float x1 = tanks[0].x; float y1 = tanks[0].y; float x2 = tanks[1].x; float y2 = tanks[1].y; float dist = sqrt((x1-x2)*(x1-x2) + (y1-y2)*(y1-y2)); float dr = tanks[0].rad+tanks[1].rad; if(dist<dr); { printf("checkcollision read true\n"); printf("dist: %f, radius+radius: %f\n",dist,dr); goback(0); goback(1); } } output: checkcollision read true dist:363.159302, radius+radius:14.142136 …

` LONG APIENTRY Esl_CheckCMTClassRecord(struct CMT_Class_Record *ClassRecord, long *ret) { USHORT uResult; SHORT retcode; uResult = bt3Start(Class.CMT_fd,Class.CMT_data); if(uResult == CLASS_RECORDLENGTH ) { memcpy(Class.CMT_data, ClassRecord , CLASS_RECORDLENGTH); retcode = bt3FindRel(Class.CMT_fd, Class.CMT_data, FR_EQUAL); // Read CMT record if(retcode > 0) // read successful { *ret = 1; return(0); } else { *ret = …

Hi i am totally new to C and have a doubt on which one is correct below. LIBRARY PWHDENDT InitInstance DESCRIPTION 'PWS Endt Array Functions' ;DATA and CODEare not supported in windows ;DATA PRELOAD MULTIPLE NONSHARED ;CODE PRELOAD SHARED or LIBRARY PWHDENDT ;InitInstance DESCRIPTION 'PWS Endt Array Functions' ;DATA and …

Hi, I used to solve ACM problems, but I used old scanf & printf for input and output.But now i want to use C++ style IO. So, i picked a simple problem, and tried to convert its old style IO to new style IO. The problem : [URL="http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=996"]http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=996[/URL] (in summery, …

In my project I used a datagrid and Adodc.datasource of datagrid is Adodc.there in Adodc properties I select "use connection string".I used Microsoft jet 4.0 OLE DB provider and select the connection path to the database as "F:\project\super.mdb". Provider=Microsoft.Jet.OLEDB.4.0;Data Source=F:\project\super.mdb the path sould be valid when runing the program in …

**I am having trouble understanding exactly what I am supposed to do with the following instructions.** a. Create a class named Pay that includes variables of type double that hold rate of pay per hour and withholding rate percent. Gross pay is computed as hours worked times rate of pay …

I'm trying to flip an image which has its pixels stored in a vector. For some reason, when I try to flip it, the image gets distorted and gray/fuzzy. Any idea why? My code is as follows: void JNIData::FlipBytes(void*& Result, bool TopDown) { unsigned char* Pixels = &BufferPixels[0]; //vector of …

Ok. As the title says I tried many times to simply write a program that rewrites a file to remove null characters. I confirmed with a hex editor that the file in question has tons on null characters, on average about 1 of every 2 characters in null. So my …

Hi, I've been searching all the internet for an answer for my problem, but none of the sites I've stumbled upon haven't given any results. So, I have a JList, held inside JSCrollPane, held inside JPanel inside JFrame. I have a MySQL database, and another block of code retrieves stuff …

I don't want to save all of my python files in the default directory, but if I save them elsewhere, python can't find the path to any modules I might be using. How can I change this to work?

Good morning I have an event called "OptionChanged" that is triggered when one of many CheckBox's is changed. string cb = ((CheckBox)sender).Name.Remove(((CheckBox)sender).Name.Count() - 1); gets the name of the changed CheckBox, removes the last letter then copies it to a string. Now, i need to find the relevant bool (named …

Afternoon (UTC +0) all I am having a slight problem with the FileSystemWatcher. The File watcher does exactly what i want it to do (as in throwing an event when needed). However, when this event is thrown the debugger stops with no exceptions. This has never happened to me before …

I made a vb project and there i use a database as "super.mdb".My database is located at mydocuments. So i used the path(c:\mydocuments\super.mdb)in forms of my project to connect the database with my vb project. After making my project as a setup file, I installed it in my system and …

Hi, I'm not sure if this is the right place for a WPF question... but you might be able to help me! I am using Visual Studio Express 2010 (Which I didn't know had an evaluation time, going to have to change to 2008!) and I'm developing a WPF application. …

Hi! I am trying to teach myself C# and basically I have been reading books and online materials to help me but I think I need to really be more hands on with it to really have it sink in. Any ideas on websites or software that I could get …

Hello, I'm trying to pass a List object from view to controller. The program works by pressing the link "Add new line", this adds a new row to my web page, with a input box and i would like for that input box content, on submission, to be passed to …

Hi all, I know I can make a color lighter programatically, by augmenting some of the RGB values. But is there a standard way to do so or is it just trial and error? And why is a blue component needed to make orange lighter? Perhaps C# .NET has some …

foo |-test |-xcom |-A.class |-B.java And two files: package xcom; public class A{} package xcom public class B extends A{} Given above directory structure where root dir is foo. Class B extends A. Question is: Which allows B.java to compile? The answer is: Set the current dir to *test* then …

I got a database with 2 tables. Table 1 is saving personal information Table 2 is saving dates, Time and a number In table 1 there is a date, time, number textbox. Which also is in Table 2. But Table 2 has some other fields which contain other data. Basically …

When my code gets to a loop it always crashes and I am not sure why the system that I have been tasked (as a school project) to build is an Electronic Point of Sale system for a fast food resturanct. I will load the all the menu items and …

Good day, I'm tasked to develop an application that opens a web page, completes some fields to log on and then issues a crlf to send it on its way. Here's the code Public Sub LoginIntoSite(ByRef wbBrowser As SHDocVw.InternetExplorer) Dim HTMLDoc As mshtml.HTMLDocument Dim HTMLDoc2 As mshtml.HTMLDocument Do Loop Until …

How to add an integer no to a date so tat i can a new date foe ex: date=10/11/2012 no=5 newdate=15/10/2012 **Any body plz help to solve the problem**

Hello, I need to trigger an insert statement into my SQL database every time certain buttons are pressed. There are a total of 6 buttons, which makes having: string connString MySqlConnection conn = new MySqlConnection(connString); MySqlCommand command = conn.CreateCommand(); etc, etc. 6 times over in each button seem very inefficient …

Hi!! Just started windows phone development. Need to know how to use beginInit() and endInit() functions i'm processing an animation, and want the control to show new page after the animation is over but the control switches before the animation is completed. How should i do that ?? Please let …

import os data = map(lambda c: ord(c), file(args[0]).read(os.path.getsize(args[0]))) For one file, os.path.getsize(args[0]) returns 10456 while len(data) returns 281. After looking at different files, I realized that it always stops reading at the 0x1A character. The documentation says that in Windows, Python uses _wfopen which (for compatibility reasons) interprets 0x1A (CTRL-Z …

I can't seem to see how this slice works test = (1,2,3) >>> test[::2] (1, 3) any insite would be helpful

How to write a function for highest denomination of any card in the hand.The denominations from lowest to highest are 2, 3,4,5,6,7,8,9,10,'jack,''queen','king','ace'.For example, highestDenomination({(6,'club'),(6,'heart'),('queen','heart'),('queen','diamond'),(2,'heart')})denotes‘queen’.

Hi, I am trying to write a code in which i want to read the command line arguement ( which i can get by using $(0,1,...) ) and want to give the arguement to some filename. Eg. ./myprogram filename.cpp I want to remove ".cpp" from the filename and want to …

Hello programmers! I am making chat software and I want to make users to be able to edit profile (Change password, informations and avatar). Now I need code for getting avatar from user account to picturebox. I want for default avatar to be avatar from user's account (Avatar shown on …

Hello I am having a problem with this function. Everything works fine until it reaches the `delete []dynamicArray` line. Can someone please tell me why it would crash at this part? string* addEntry(string *dynamicArray, int &size, string newEntry) { string* hold; hold = new string[size + 1]; for (int i …

Hey, I made a small program for the k-clusters algorithm. In the current state though, I'm unable to erase the position of the centers from the previous itterations. If I use paintComponent(g) my jPanel will move down to the right and I have no idea why. (as shown here: http://tinypic.com/r/2eba0j8/6 …

Hi Im not sure if this question belongs in the form so sorry if it doesn't. Here is my question, in a cs class of mine we have to write a make file that compiles the two seperate programs in the project. The only problem is that none of the …

This is an assignment from school, I have spent a week bashing my head against the wall atrying to figure out how to get this to work. The program reads in a 'maze' or X's and stuff from, a file, and my functions are to fill a pre diminshied char** …

I'm working on an assignment and I've run into a small problem. Our teacher wants us to read a line from a file containing three things we need sperated by a whitespace. I'm trying to figure out the cleanest way to read the line and then break it into the …

Hi Everyone, I'm trying to interpret some data from an embedded sensor device into a C++ program. The device uses a numerical format called 1.15 fractional format. This means it transmits 2 hex bytes into a value rangle of ~1 < n < -1. A full description of the format …

Currently this method has a run time of O(N^2) and I am trying to get it to O(N). Any suggestion as to where I should start? public void removeAll(e removeNum) { node nodeToFind = this.find(removeNum); while(nodeToFind != null) { this.remove(nodeToFind); nodeToFind = this.find(removeNum); } } Thanks

spring model....i want to get the program to return the value of the period of the motion of the pendulum i have tried putting this outside the loop oldVelocity = vector(0,0,0) and this inside the loop before v: oldVelocity = m.v with print statement: if oldVelocity.y/m.v <0: print ("time = …

#include <iostream> #include <fstream> #include <string> using namespace std; const int numRows=5; const int numCol=7; void openfile(ifstream& , ofstream& ); void initialize(ifstream& , ofstream& ); void ave(ifstream& ,ofstream& , double , double,string ); void printout(ifstream& , ofstream& ,string ,double ,double ); int main(){ ifstream infile; ofstream outfile; string names[numRows]; double …

Dim num1, num2, sum As Double num1 = txtFirstNum.Text A variable input any number can go here num2 = txtSecondNum.Text A variable input any number can go here sum = num1 + num2 txtoutput.Text = sum My goal is to have the txtoutput show the equation 2 + 2 = …

Good day! I just need a little help on how to create this program the precise way. Example if the user will enter 123450, it should output the sum of all individual integers, in the example the result must be 15. If the user will enter a character or a …

The code below should be extracting the pixel data from the mapProvinceFile bitmap specificed and placing it into a byte array, modifying some of that color data depending on the contents of a custom ArrayList, vertically flipping the image, and then displaying the resulting modified image in a new pane. …

Hello, It appears that I'm having a slight problem with a pesky ArrayIndexOutOfBoundsException when trying to assign a value to an array embedded within an object. I *think* it's because the array hasn't been instantiated before I try to add values to it's index. The purpose of the program is …

I am trying to write a program to generate hailstone sequences for different starting values of n and have achieved this. Now however, I am trying to find the average length of the sequences and what the longest and shortest sequences are in the range(5,1000)and am not sure how to …