Software Development Forum

hello there everyone!! is there anyone who can help me to start creating an operating system. i don't have any idea on to start. i understand c language, but i dont have enough knowledge for such process. all i need is the simple concept or the simple/basic code for creating …

i know it is a lot to read..... and i have different variables to compare win - the gameboard play itself and an undeclared plr, i did that because i'm not sure what and how it should be used there (so i expected those errors), b4 i added in the …

I wonder if anyone has used MonoDevelop and what your thoughts are. I am not a developer but I have tinkered with Visual Studio .NET and I must say it is powerful but it has its flaws. I just heard that MonoDevelop is an alternative IDE designed for C# and …

Thought I'd share my code for populating the AutoCompleteCustomSource in a textbox with data from an Access table or other ODBC datasource. This works, though perhaps others have found a more elegant way. In this example, I am adding a list of city names. - Jeff Dim sStringColl As New …

Here tool functions, which came up during discussions earlier. Expanded slightly, added elimination of traceback prints by try..except. Added dd.mm.yy routine as that is format in my home country Finland. Optimized docstring beginnings to be informative in editor tooltip (at least IDLE shows, but code must be run or imported …

I need to create my own function to compute the cos of an angle (given in radians) using the Taylor series. The task is to create a function in which a float value is passed to it, and a double gets returned. My program compiled, but I am getting wrong …

I want to make an object move to a new height from the user request. My code below does not do that. Where am I going wrong. thanks in advance. /* instance variables */ private Aobject object; public void moveObject () { int number; { number = Integer.parseInt(Dialog.request("Enter new height?")); …

Im have trouble complete on what i have. Looking for some idea's I'm getting a exit error and don't know what to do? Please Help [CODE]// This is a program that is an ATM. #include <iostream> #include <cstdlib> #include <iomanip> using namespace std; void welcome(); void menu(); void amountDeposit (); …

hi, I want c# source code for process killer as task manger -> it forcefully kill the process which i want <->it may be system process

currently writing a program, and for some reason I'm getting these two errors which are really bugging me. I've tried adding the brackets and changing the statement and still no luck. If there is a possible solution that would be grateful. [B]Please note that I have solved the bracket error, …

There's mountains of guides for learning C++ and they all cover from hello world to pointers, but I never see any of them make a peep about making an actual window. They all stay in consoles and that's that. Why is this? Do most people never mess with API and …

Hi I have an assignment to do where I have to make a race between two cars (this assignment is a continuation of a previos 'mini' assignment where I had to do the 'race' with one car). The commands that I implemented for the cars is foward (increases distance travelled), …

Can someone please help me with this program? My goal is to create a test driver for the function put_result(). The program compiles and works as intended. However, I came across a bug that I am having an extremely difficult time trying to fix. I tested for several inputs and …

Hi, i am using VB6 and in my project using List View Control. The checkboxes property is setted true. Now i want to implement a functionality so that to remove only those entries/items cheked by user from the list. Can anybody tell me how to implement this. ANY CODE

Also demonstrate changing the text of the widgets label dynamically.

Hi Everyone, Can you tell me how do I set up create Insert, Update and Delete commands for your a DataAdapter? I'm using a DataGridView to allow the user to view, change and delete data rows and would like to be able to save any changes made in the grid …

I've just read a few books on C++ and learned a lot about the language, but the books never mentioned how to add sound and visuals to my programs. I "think" that stuff is all stored in libraries, but... what tutorial should I read next to learn how to implement …

i'm doing java exercise, their is 6 question and i had done 5. another 1 i tried all the alternative but still error. this code: [CODE] class __(1)__ { static ___(2)___ int MIDTEST = 30; public static void main(String [ ] args) { int a=15, b=10, quiz, ___(3)___; Course ____(4)___ …

[code=c#]using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.IO; namespace GermanFlash { class Program { static void Main(string[] args) { string[,] flashes = new string[,] { { "Der Himmel", "Die Sonne", "Das Wetter", "Der Freund", "Die Freundin", "Das Auslandsamt", "Das Buch", "Die Karte", "Die Mensa", "Die Vorlesung", "Beginnen", "Gehen", …

hI please Help Me i need a code in c# which can list all the drives and also give there files with adress [COLOR="Red"]example: c:\tc\bin\tc.exe[/COLOR]

When eval an equation does it follow the PEMDAS rules? For example: 2.0-1.0-3.0*6.0+5.0*4.0 when evaluated equals 3.0 when evaluated by python. To me that doesn't seem correct, I get a much larger number than 3.0 When I evaluate in python eval("6/2*3") it should equal 1 but in python it equals …

Drawing on a Form does not always happen when you want it. The Refresh() method of a control comes in handy here. See the following snippet and experiment by commenting out the Refresh. Start a new WindowsForm project. From the toolbox, add a Label, ProgressBar and Button control on the …

[CODE] for (int i = 0; i < 10; ++i) { i > 5 ? MethodA(i) : MethodB(i); } [/CODE] When trying to do the above I get this error [I]Type of conditional expression cannot be determined because there is no implicit conversion between 'void' and 'void' [/I] Does this …

Does anyone know of a good way to sort an stl map? I have something like the following example: [code] #include <iostream> #include <map> #include <algorithm> int main() { map<int, float> map_to_sort; // Populate the map with between 20 - 2000 elements map_to_sort.sort(); } [/code] Obviously I am aware that …

hi...friends i am rocky doing my 2nd b.tech(it)in this i have to do a dbms project with ms access as front end and vb as back end i choosen student data base with name,regno,dob,address,marks,attendancepercentage please help with coadings 4 this..,

:sad: I have written a number of macros which work successfully, but 1 is giving me some trouble. At the start of the macro, I open another excel worksheet and copy data from sheet using [Range("A1", "G30").Copy], then paste using [Range("A2").Select], [ActiveCell.PasteSpecial] on current workbook. This pastes the data correct …

[CODE]void age() { boolean isValid = false; Calendar user = null; while (!isValid) { System.out.print("Enter Date (mm/dd/yyyy): "); DateFormat df = new SimpleDateFormat("MM/dd/yy"); String s = In.in(); Date date = null; try { date = df.parse(s); } catch (ParseException e) { System.out.println("Date error"); } user = Calendar.getInstance(); user.setTime(date); if (user.getTime().getTime() …

hi to all i have a lot of interest in c# but i don't how to and where to start since my mathematical portion is very weak but i want to overcome this and i want to learn c# perfectly please tell me best resource please don't mention about MSDN …

Dear All, I have a text file containing these lines: [QUOTE]12345 12 123 1234 123456 1234567890 123456789032453 1234567890724832445 12345.123456 12345.123 12.12 12[/QUOTE] And I want to read them from c:\numbers.txt and store them into an array and then do some calculations, then save the results in another file(c:\results.txt). I have …

Heres a code that allows you to manually change the sensitivity of the mouse by using windows hooks.

im writing this program for an intro to c class, I was wondering if anyone knows whats wrong with this code? it says theres an error with the first else, if i take the curly brackets out it says theres a problem with all 3 else's. Thanks. [CODE]#include <stdio.h> int …

Is there a c++ library, preferably an STL, that can parse for regular expressions? Or is there an open source standard expression that I could preferably just include in a header instead of having to link against? I've never been good with regular expressions though. What I'm trying to do …

Hey Daniweb, I'm back again! This time around, my assignment is to implement a binary tree, a tree node, and a binary search tree using the class definitions given to us by our teacher. Implementing the TreeNode was no trouble at all, but when I started on the Tree itself, …

This simple class encapsulates the exAnimatewindow api call. I got tired of adding all the jazz to every form I need to use as a pop up, or any borderless forms I used. (Windows 7 and vista don't animate windows with no border by default) This class could easily be …

hello,i am using GetAsyncKeyState() function for a keylogger,but my problem is: how do i test if 2 keys are pressed simultanion. For example: when i press SHIFT and letter 'a' it should print 'A'. Can anyone help me ? thanx

Hello, I am developing a mobile application (school project) using a Windows Mobile 6 Professional emulator. This application has a login function that prompts for a password and uses a Data Access Object(DAO) to connect to a SQLServerCE database. This database has a table called User which stores the password. …

I'M reading "Head First C#" In this book I was told that when you want to create a float that you need to add an "F" to the end. float myFloat = 14.6F; But the very first thing you type is "float", isn't that enough?

Hi. I have a bit of a problem with this code: [CODE] #include <stdio.h> #include <conio.h> #include <stdlib.h> main () { FILE *data; char let; int prior, ctr; data = fopen("huffman_table.txt", "r"); while (fscanf(data, "%c%d\n",&let, &prior)!='\0') { printf("\nLetter: %c Priority: %d", let, prior); } fclose(data); getche(); } [/CODE] The huffman_table.txt …

Hi people, my first post here, hope its a good one. I am trying to develop a program which will simulate a very simple name server, using the client-server frame. My problem appears after the server receives the data (in form of a string) from the client and tries to …

I'm teaching myself C, and wrote this string reverse function. I cannot figure out why it is crashing... [code=c]#include <stdio.h> void ReverseString(char *inStr, int length); void ReverseString(char *inStr, int length) { char temp; int j=length; int i=0; while( i != j) { temp = *(inStr+i); *(inStr+i) = *(inStr+j); *(inStr+j) = …

I have a list from the stl called Clist. It has alot of items in it and one is a double called fVal. I want to insert new nodes in the list in ascending value according to the fVal. I have tried the following code and it works fine for …

This is likely a stupid question, but I can't figured out by myself how to pass a pointer to a member function of a templatised class in its own template parameters. More clearly: I would like to have this to work out: [code]template <typename T, T test::* PtrToMember> class test{ …

Write an addressBook class that manages a collection of Person objects,An addressBook object will allow the programmer to add,delete,or search for a Person object in the addressBook. code: import java util.*; class AdressBook{ private String person,inputstr; private int age; char gender; Person Bob; Bob=new Person(); for (int i=2;i<names.length-1;i++) names[i]=names[i+1]; for …

hey guys, I've just joined this group and i have problem which i believe you can help!!!! I want to know how to make a c program read from an application program like Microsoft excel and them writes the results with its printf().

[CODE]#include<stdio.h> void squeez(char s[],char z[]); int main() { char s[100] = "Hey wassup !!!!!!"; char z[100] = "Wow cool!!!!!"; squeez(s,z); return(0); } void squeez(char s[] , char z[]) { int j,dummy = 0,i=0; char x[100]; for(j = 0 ; s[j] != '\0';j++)/* the starting loop */ { while(z[i] != '\0') …

I'm having a problem with editing values of a gridview and them being updated back to the gridview. At the moment the code gets the old value of the textbox and I'm assuming I've made an error in trying to obtain the new value. I've highlighted what I think to …

Hello all, Firstly let me say yes, i have searched the forums, secondly No! i am not asking for you to do my homework, i realize how much you all hate that =P I am here for some guidance, i have exhausted my researching capabilities and am at the point …

I have two text boxes, submit button. and a dropdown list with the items(even, odd, and all). I want to calculate the sum of either all "Even", "Odd" or "All" numbers according the selection. In the code below, I have the "all" section working correctly but I'm trying to figure …

Hi everyone, I'm at my witts end and need some advice. I need to create a new table in MS Access from a datatable and I just can't get it to work. I have tried SQL with no luck, but I've been spinning my wheels in the mud. Any advice …

plz give me one example and how to generate Driver of data base