Software Development Forum

why is there a + infront of 100k but a - infront of 500k?

Suppose I have something like [CODE]char *threeDays[3] = {"Monday","Tuesday","Wednesday"};[/CODE] and I wanted to extract the first letter of each string and create another string using those letters. How would I go about doing it? I tried [CODE]char str[4]; strcpy(str,*(threeDays+1)); strcat(str,*(threeDays+2));[/CODE] but that gives me "TuesdayWednesday". I just want a string …

I new to Python and I'm trying to make this script work, I made this in php, but I'd like to know how to do it in python... I'm trying to encode a file with base64 and then decode and write the binary data to a file. [CODE=Python]import base64 binaryfile …

from wikipedia: 1. [CODE]find . -name "*.foo" -print0 | xargs -0 grep bar[/CODE] The above command uses GNU specific extensions to find and xargs to separate filenames using the null character; What is the null character? What is the significance of "separate filenames using the null character;"? why should we …

Hey, guys, to begin with, I'm a complete newbie to C and I'm writing a Knight Tour program. The idea of my program is to check every possible way (it is necessary for the assignment), so I start with x + 1 & y + 2 and so on. If …

Hi Good Guys, I encounter another interesting problem due to my lack of C# knowledge. Please Help me. I am trying to use DATAREADER to fill TEXTBOX controls on the FORM and it's not working because this coding generate error message: [COLOR="Red"] sqlDR = sqlCmd.ExecuteReader(); <---- Error [/COLOR] Error message: …

peace up on u everyone.. i wanna make a program in c++ include to make more than one matrix and i can make all calculations like + * - / on them like multiply 2 matrices ........... and i can save the matrix in program and i can Retrieves it …

So; I have a list in a text file that contains sections of a what would be filenames.. I'm wanting to read from this text file into I guess an array, unless there's a better way to do it.. and then find the file that matches with each of the …

Hi all [CODE]import java.io.*; public class POManager { private static String posFname = "C:/ITM200/OOP-Advanced-Topics/src/po.txt"; private static String taxposFname = "C:/ITM200/OOP-Advanced-Topics/src/tax.txt"; public static void main(String [] args) throws IOException { PO[] pos = readPOFile(); writePOTaxFile(pos); } public static PO[] readPOFile() throws IOException { BufferedReader in = new BufferedReader(new FileReader(posFname)); in.readLine(); String …

import java.io.*; import java.util.*; public class Reverseing { public static void main(String[] args) throws Exception { File f = new File("backwards.txt"); Scanner finput = new Scanner(f); String sentence = "", s = "", r = ""; while(finput.hasNext()) { sentence = s + finput.nextLine(); } ArrayList<String> lines = new ArrayList<String>(); ArrayList<String> …

My code is supposed to take numbers from an .txt file, assign them variables, print out the numbers and THEN if the number is less than 25, add them up according to parity. So, if the list of numbers is 1,2,3,4,5 It'll output: 1 2 3 4 5 Sum of …

Hello I am trying to figure what kind of code that would be needed to add a JTabbedPane to an JInternalFrame. I have 7 tabs added now (as many as I need) they are added by simply adding(hard coded) the "text name" to an array and every time the program …

Hello using conditional operators I want to make a program that ask user to input three values and print the maximum among those three values. i have done for two values but dont know the logic for three values. [CODE] int main(void) { int a,b,c,d; printf ("first value"); scanf ("%d",&a); …

Hi, I am new to python but I want to use it over perl because I think it is a better overall approach to programming. This is a bioinformatics problem. I have four identically formatted tab delimeted files that have genomic variation data. Each line looks like this. chr1 11828655 …

Hi, here is the thing, I'm trying to make my university grading table on C++, when i fill in the grades it should tell me what i have accumulate. the thing is that when i insert the text grades it shows a zero when i click the buttom. the math …

Here is my code, I am trying to make a smaller version of a chatterbot like Eliza. Anyways here it is.[CODE]#include <cstdlib> #include <iostream> #include <cstring> #include <stdio.h> #include <string.h> #include <string> #include <windows.h> #include <fstream> #include <tchar.h> // a few global variables char str[50]; // this one is for …

Hey guys, I am trying to store a varying number of coordinate points in an array. So i thought of a list, and declaring this list as an arraylist using the Point class. Make sense so far? Or am i incorrect already? In doing so i came up with this: …

Hi everyone, I am currently working on a small drawing application and I wanted to know if it was possible to insert a paint application inside a form,like vertically dividing the form into two. On one side you have some literature and on the other side you have the application. …

Hello Friends I'm facing a problem and I can't figure out what is the wrong ( it is [COLOR="Red"]a Run~Time~Error[/COLOR]) I have these two classes [CODE] // singly-linked list class to store integers #ifndef INT_LINKED_LIST #define INT_LINKED_LIST class IntSLLNode { public: int info; class IntSLLNode *next; IntSLLNode(int el, IntSLLNode *ptr …

Ok im making a tool for a game like always and im having a little problem. This tool is to prevent users to know the site so they can't steal or copy the files. i prefer not to tell what game it is. But when they are in game there …

Hi guys, I've hit a problem I'm hoping someone can help me with. I'm trying to create a little irc bot application, just to learn how to use sockets in Java. Everything works fine so far up to the point where I try to pass the data coming from the …

I have to write a program using accessors and mutators and a constructor that stores a savings account's annual interest rate and balance. The class constructor needs to accept the amount of the savings account's starting balance. The class needs to have methods for subtracting withdrawals, adding deposits, and adding …

I'm using [this website](http://stdcxx.apache.org/doc/stdlibug/33-3.html) as a reference and am modifying some code to (hopefully) have it work the way I'd like it to. I *think* I'm close, but since I have no experience with custom paramaterized output manipulators (and have limited experience with custom output manipulators even) I'm kind of …

Hi, I have a dictionary storing many things... I would like to delete entries which have key of len < 3. But after I do the del statement, there are still lots of entries with len < 3, what happens? [CODE]for w in fdict.keys()[:]: if w.strip() in banset or len(w.strip()) …

I am trying to write a code that will launch the MSDOS prompt from windows and input a pre-set command line when i click a button, but am having trouble trying to find a proper way of getting it to work, if anyone could help me out, i would greatly …

Hi all, I want to use some container for this case: i have 4 elements, say string1,string2,class1,class2. I need string1,string2,class1 to be united, means if i access string1 in this container you'll get class1. The problem is class2 is something flexible, sometimes it can be written, sometimes it can be …

Hiii Everyone i)Show diagrammatically a linked list of 4 nodes, where each node consists of one pointer and one integer data item. ii)Give a declaration of this data structure in a language of your choice. State what language you are using I want using pascal language Please give me quick …

hey everyone, newbie programmer here, and i am working on a project to use linked lists, by creating a linked list class. basically i am using old code and modifying it to work with a linked list class. i am using visual studio to debugg, and it seems that my …

hello I'm trying to make a program that allows you to return and calculate the shortest common supersecuence using dynamic programming. The basic ideas of supersecuence common Shortest to search a given set of strings for example L, the smallest chain, which is one for each string supersecuence L. the …

Dear Sir/Madam, I want to draw a word/sentence over form by coding as like as pencil is drawing in Paint Programe. But in Paint Programe Pencil is handle by user, here i want it to draw automatically. (like somebody is writing his name by Pen/Pencil) Please guide me.

This is an assignment for class,design a hangman program,I convert the letters of the random word to charchters,when the user inputs there letter how do I compare that with the secret word, and display it,any suggestions???? [CODE] for(int i = 0; i<word_to_guess.size();i++) { word_to_guess[i] = 'X'; } cout<<word_to_guess<<endl<<endl; while (lives>0 …

I have no idea how to move a bitmap with the arrow keys. Here is my code [CODE] #include <windows.h> #include <tchar.h> #include <stdlib.h> #include <string.h> #include "Menu.h" #include "Icon.h" LPCTSTR ClsName = L"App"; // Class name LPCTSTR WndName = L"WindowsAPI"; // Window title HWND hwnd; // Handle to our …

Hello, all. After trying to wade through a great deal of undocumented and uncommented code in order to speed up a frame capture rate, I've decided that, for my sanity and that of my boss and any coders to follow me, I should start over and write it myself. I …

Hi everyone, I'm really, really confused with the whole CHS thing. Here's what I understand so far... INT13, function 8 can get me the following drive parameters:- Heads Cylinders Sectors-per-Track I can use the following calculations to get the disk space:- Sectors-per-Side = Sectors-per-Track * Cylinders Total Sectors = Sectors-per-Side …

We are doing an assignment that reads from a file on the hard drive, asks for user input and then writes it to a different file on the hard drive. We have to use three different functions, besides the main, and cannot use global variables. I cannot seem to get …

This particular snippet will display a chessboard in a new frame. Needless to say save it in a file named "chessboard.java".

basicallt i want to make a simple quiz...and the quiz contained 20 questions...but i have no idea in looping the question...so can anyone help me? [CODE]import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.util.Random; class Quiz extends JFrame implements ActionListener{ private JButton submit,next; private JTextArea text; private JTextField answer; private JLabel …

Hi all Could someone please explain this program to me, especially lines 25 and 30. I understand that line 30 is a for loop and I understand how it works. However, I am unclear why it is minusing 3 from n and is n the variable passed from line 14? …

I am looping through a list of DateTime variables and have got the .ToUniversalTime variable. I want to find out from the list which is the closest one approaching Now.ToUniversalTime but am having difficulty trying to work it out I had it looping through like this but this isn't much …

I'm taking an intro VB class and am having trouble writing code for hangman game. I need help w/ creating textbox or label for the words. can anyone help? thanks

This snippet shows how to open, read, write and close text files. This skeleton can be modified to handle any type of file, from untyped to text to typed files.

Hi, how work with \ ? Now i get error where is \, how fix this code? This option is not me: instead of \ use \\ [CODE="C#"] string word = "Name\UserName"; string[] words = word.Split(''); foreach (string name in words) { Console.WriteLine(name); } [/CODE]

Please help I'm having trouble getting my program to return any answer other than "You Lose!". Where is my mistake? Thanks in advance for any help. [code] print "Let's Play Rock, Paper, Scissors!!" print "Rock beats scissors, paper beats rock, and scissors beats rock and paper! Have fun!" import random …

Hey, I cant execute application through cmd, when the application trying to read the argument which was sent to it (text file), it fails... when i'm truing to execute it through the IDE (vs2008), it works ok... that's what i did in the main method : [CODE]static void Main(string[] args) …

Dear Friends, I use the following: MySQL Server 5.1 MySQL Workbench 5.2 OSS I have a strange problem. I have a backup of my MySQL database with MySQL Workbench 5.2 I use MySQL Workbench 5.2 for importing MySQL database. That's works fine, see Annex. Then i go to SQL Development, …

How can i add a app.config in visual studio 2008 for compact framework?

hello every one when I'm Updating a table in access it gives syntax error in update statement can any one help how to sole this problem[CODE] vbstr = "UPDATE EmpMaster SET Name= '" & UCase(txtname.Text) & "',Address='" & Trim(UCase(txtadd.Text)) & "',TeleNo='" & txttel.Text & "',MobileNo='" & txtmob.Text & "',E-mail='" & …

Which is better Double Buffering or assigning to a Static Control. I would like an example of double buffering or both. This is my bitmap code. [CODE] #include <windows.h> #include <tchar.h> #include <stdlib.h> #include <string.h> #include "Menu.h" #include "Icon.h" LPCTSTR ClsName = L"App"; // Class name LPCTSTR WndName = L"WindowsAPI"; …

I'm developing a doubly linked list. Now the way I'm currently navigating it is by using a current position pointer, that starts at the tail and then loops round however many times you need (you'll tell the function) and it will then get to that node. Now, I'm having to …

Hi, I have looked EVERYWHERE through google, and have found nothing to my avail. I am not trying to find an already existing obfuscation tool, I'm trying to find resources so that I can make my own, because I have completely no idea where to start... Any ideas?