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| | When writing a program that uses separate compilation (I have a header file, a .cpp file that declares all the member functions of the class in thee .h file, and an application file). I used a constructor to pass the contents of a dynamic array to a vector, but it … |
 | I am trying to define and pass through (I think that's the term) a variable from my login page to other parts of my site. Right now, the user logs in providing their username/password combination and those variables are able to be used. What I want is if a login …  |
| | I am taking my first class (online) in Visual Basic and we are using VB 2010. The assignment is to create a football calculator(see attached). I have attached the instructions that the teacher gave us and I think that I created the user interface okay but I don't understand about …  |
| | Write a pseudocode... A program is to be developed that will calculate the total length of music to be stored on a CD. Assume a CD may store 76 minutes of music. The user will enter the length of musical tracks in minutes and seconds (separately) in a loop. A … |
| | Hey everyone, I'm relatively new to PHP coding and I have a question I've been having trouble finding the answer to - it may be I'm not sure [I]exactly[/I] what I'm needing or what it's called. I am trying to create a very rudimentary login in system where users will … |
| | Hi, I'd like to have a for condition with two interrupting conditions: [CODE] for(temp=hl;temp!=NULL,bOver1==true; temp=temp->next){ bOver=false; int I=0; while(bOver==false){ if(cu.Chars('S')[I]>temp->custs.Chars('S')[I]){ bOver=true; prev=temp; }else if(cu.Chars('S')[I]<temp->custs.Chars('S')[I]){ //FOUND THE ONE GREATER: PREV STAYS THE ONE BEFORE AND LOOP MUST END HERE! bOver=true; bOver1=true; } i++; } } [/CODE] This is a part of … |
| | Hello again... My problem is that my if statement isn't working as I believe it should. Here is a snippet of the for loop. [CODE] for(int m=0; m<num; m++) { if(begllts <= intarray[m] && intarray[m] <= endllts); { cout << setprecision(4) << showpoint << dubarray[m] << "C" << stringarray[m]<< endl; … |
| | I have a txfile.txt file which has the following data: 3 2716 16253 7721 35149 972 2614 I am trying to read the first integer into a variable using this code: [code=c] #include <stdio.h> #include <stdlib.h> int main() { int num_cust[1]; int result; FILE *fp; if( (fp = fopen("tsfile.txt", "r")) … |
| | I would like to complete a project that requires a name as a console input, but returns an output of that name in reverse. It should only use for-loops and strings/substrings. I think it needs to use an array to get it done. I am right? Below is my attempt … |
| | Hi I have a website that has a get.php file that echoes out the specific image i want Here is the code: [CODE]$id = addslashes($_REQUEST['id']); $image = mysql_query("SELECT * FROM items WHERE id=$id"); $image = mysql_fetch_assoc($image); $image = $image['image']; header("Content-type: image/jpeg"); echo $image;[/CODE] To get an image from the database … |
| | Hey again! I've asked a question here once and have been lurking ever since. I was working on a new program and have come across problem. I don't really know what's wrong so I assume I overloaded something. The problem is in this snip of code [CODE]for(int m=0; m<num+1; m++) … |
| | Hi all, I'm almost done with a problem for a java class I'm taking. The chapter I'm studying is on inheritance and I think I understand it ok. The parent class will compile fine, but when the child class tries to compile I get an error saying it cannot find … |
 | Hello Everyone, I have kind of a problem in a database well its suppose to save a date but like a string, well more like a char type, and i need it that way to do reports So there to tables Ventas and VentasDD so they have the same information … |
| | For some odd reason, I can't get anything to be displayed when the program is running. I believe its not passing anything at all which would explain the blank console. If anyone could help me out that would be great. Without using functions the program successfully shows: 1) Student's name … |
| | Hi friends, In one of my table I stored some names of students . I need to select all the names starting letter "A" or "a" .... Please help me Thanks in advance Rajeesh |
| | Okay, we had an assignment in computer class that I have been working on for awhile but what I've got so far isn't working. It seems that it may be a compiler issue, but since I can't get to a linux compiler (what the program will be evaluated on), and … |
| | Here is the requirements: create a class include first name, last name, and monthly salary variables. Create a set and get method for each instance variable. What is the set method for(I read the book several times)? I don't quite get how to use it. How to create a set …  |
| | My problem is that I need to write a program that asks the user to input a number from 1-99 and outputs the number spelled in english. I believe that I have the general outline down in that I will break it up into statements using If and Switch statements. … |
| | Hey people! I'm creating a small project which consists of 36 textboxes and one button. When I click a textbox, it should open a open file dialog and, when OK, set the text of the textbox I've clicked to the file name. I've did this: [CODE]Public Class Form1 Private Sub … |
| | So I've been working on a program that takes a string and then puts it in an i * 6 char array but I can't seem to get it to work, any help with the problem would be much appreciated. Here is the unsatisfactory code I have so far: [CODE] … |
| | At debugging the code, the program gives 2 errors Error 1 error LNK2001: unresolved external symbol _mainCRTStartup Error 2 error LNK1120: 1 unresolved externals |
| | hi 2 all How to get todaz date in java and store in a string thanx in advance |
| | Could someone explain to me why this code will not print the 10th prime number? It says there is a syntax error on the fourth line (the x = range(3, math.sqrt(test_num)). It also says there is a syntax error on the sixth line (while prime_count < 10:). [code]import math test_num …  |
| | I have a tree that is not working to third level....something it wrong with the $_GET id_subramura1 [CODE] $display_block.="<li><a href=\"".$_SERVER["PHP_SELF"]."?id_subramura1=" .$id_subramura1."\">".$Denumire_Subramura1."</a></strong></li>"; } [COLOR="Green"] if (isset($_GET["id_subramura1"])) { if($_GET['id_subramura1']==$id_subramura1)[/COLOR] $query2 = "SELECT * FROM subramura_2 where id_subramura1='".$id_subramura1."' order by Denumire_Subramura2"; if(isset($query2) && !empty($query2)) { echo"<!--" . $query2. "-->"; $result2= mysql_query($query2) or die … |
 | hye all :) can u help me with this code: [CODE]int list[4][4] ={7,23,12,6, 2,1,4,10, 65,15,33,8, 18,26,42,12}; int i,j; for (i=0;i<4;i++) { for(j=0;j<4;j++) { cout<<list[i][j]; } }[/CODE] there's output but i want it to display 4X4  |
| | Hello, I'm having this problem in my code that I just can't figure out the reason to, I'm trying to set an integer value to an integer variable that's a member of a class that is part of an array member of another class. It should be an int = … |
| | Hi there, I have a set of coordinates (data points) that I want to use Python3 to fit an exponential decay curve to. I've used this resource [URL="http://mathworld.wolfram.com/LeastSquaresFittingExponential.html"]here[/URL] as a base for building my program. The problem is, no matter what the x-value I put in is, the y-value ALWAYS … |
| | Hi All Does Anyone know how to make a variable public to all forms within the application. Eg [ICODE] Public MyPath = "C:\" [/ICODE] can do for one form but not all |
| | Hello it is my first time here and I just started C++ so hopefully my question isn't too dumb or anything: I was writing this thing that can do geometric series and arithmetic series. I can write the geometric series code alright and the arithmetic series code alright but once … |
 | Sorry for the crappy title but it was the best that I could come up with for this. It could be quite easy to someone but I'm wracking my brains out on it. Background: I have a script that shows dynamic articles. The rows for each has the author, title, … |
| | Just wondering if someone can tell me what I'm doing wrong here, I just can't seem to work this out, I keep getting errors. [CODE]function GetColorFromBmp(XX, YY: Integer; Bmp: TBitmap): TColor; var Line: PRGB32Array; begin Line := Bmp.ScanLine[YY]; Result := RGBtoColor(Line^[XX].R, Line^[XX].G, Line^[XX].B); end; procedure SetColorOnBmp(XX, YY: Integer; Color: TColor; … |
| | My problem: I am now able to get the program to compile, however, when i call the functions to count the number of consonants or vowels, the numbers are not what I expect. Instructions: Write a function that accepts a pointer to a C-String as its argument. The function should … |
 | Hello All, My problem is, i have one database and application in web server, another application in local server which is having another database . But some tables are same in database server and in my local database. I want to update these particular tables from data base server into … |
| | I'm having some fundamental issues with some basic abstraction. Here is the super class: [CODE] public abstract class Tile extends JLabel implements MouseListener { public Tile() { setIcon(new ImageIcon(getClass().getResource("images/blank.gif"))); } @Override public void mousePressed(MouseEvent e) { System.out.println("clicked"); switch(e.getModifiers()) { case InputEvent.BUTTON1_MASK: leftClick(); break; case InputEvent.BUTTON2_MASK: rightClick(); break; } } public … |
| | Hey guys. Im writing a console based application which i want to convert to a windowed application. however, i still want the user to be able to type in input and for my program to be able to output in a console based style, i'd just like the option to … |
 | Are constants, defined by using the keyword const , external linkage or internal linkage? Can constants be modified using pointers? What about constants defined using by #define? |
| | how can a user be able to type what ever he wants such as " i went to the park...", i tried to do it but with my string variable it only read the first word typed in, such as i in this case. please help. |
| | I am working on a app at the moment, as practice mostly. But I have like 25 $vars that accumulate over the course of like 2 pages of forms gathering information. On the final page i use all these $vars to put together an estimate. My question is: Is there … |
| | hello please help me how can i get the height of the tree?I really don't have idea how to get this can you help me please thank you in advance hoping for your positive response...here is my code [CODE] private Node root; public boolean isEmpty() { return root==null; } public … |
| | I'm having trouble getting some data from a combobox. I have a series of comboboxes that populate as you make selections from the boxes. Each combobox is using data that is pulled from a SQL database into a dataset. This all works. When I get to the last box, I … |
 | I use Microsoft Visual Studio Professional on my Desktop PC, but my GTX 260 just failed and im dojng an RMA, so I started trying to program on my laptop. I am around 1/3 of the way through Ivor Hortons Beginning Visual C++, the book covers Native C++ and C++/CLI, …  |
| | Please can anyone explain me how I can connect a mysql database with a j2me application. I would be great full if you can give me some code samples or tutorials. thank you. |
 | Hi I'm pritty new to C# I'm having trouble with items repeating in a combo box This method gets the values from my table and stores it in the list of strings which it does fine . . . I think. [CODE]public class EditStates { public List<string> getStates(CEditStates ced) { … |
| | Hi,I am new in c# development and I have some problems in my smart device application.I have 3 forms: Orders, Add_orders, Add_client. Orders is the mainform. What I want is that when I click 'Save' on Add_orders form, to navigate back to Orders form but not to close the Add_orders … |
| | Hi Folks, I've been looking around all day and I've tried numerous suggestions, but to no avail. I've got a struct in C# defined as: [code] [StructLayout(LayoutKind.Sequential, Pack = 1)] public struct GenericTrackRecord<T> { public Int32 hasValue; public T value; } [StructLayout(LayoutKind.Sequential, Pack = 1)] public struct OTXFixDetailsStruct { public … |
| | I am using a Pwm TextDialog (which inherits from ScrolledText which inherits from Text). It is being used as a real time status pop-up window. A good deal of the status messages use a carriage return ('\r') at the end of the message as a way of conserving vertical space, … |
| | Im doing a code "test" from the c++ book I am currently reading, the objective is to ask for input using a function and output data using a function, while keeping the data in main. I finished it and it works, but I want to make the program not accept … |
| | I want to use sessions to identify if a user is signed in. If user is signed in they should be directed to their own profile. If the user is not signed in then the user should be taken to the login page. on my header I have options when … |
| | Hi, I'm writing a small piece of code finding the number of unique 3D arrays in a N*3 array. I first sort the N*3 array, and apply a "condition" function : if the consecutive 3D arrays do not have the same element, then the unique number count +1. Here is … |
| | I have a DataGridView control and I want to know if the user has changed any data in the row when they leave one row and go to another row. Here's what I've done... In the Form Class I defined a Before and After row image as follows: Dim rwBefRow … |
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