709 Topics
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| | I have a 200 point program to write for school that says how much extra grain will be left in the silo and Tomorrow is the last day to turn it in. But something is wrong with my while loop. Could you help me out? Also, I'm writing this code …  |
| | hi all, i have a programming assignment where i read a text file through command line arguments. i then use that information to get a list of photos (just strings, not actual images) and a list of keywords that correspond to each of those photos. i am stuck on how …  |
| | Hi guy's, I am missing something, what on earth is wrong with this script, I can not get it to insert all my values into a table. [CODE] $host="localhost"; // Host name $username="root"; // Mysql username $password="1234"; // Mysql password $db_name="database"; // Database name $tbl_name="input table"; // Table name $que … |
| | Hey! guys, i need help figurering out how to make this program ran. Jack has decided his student organization is going to sell Oktoberfest shirts at Oktoberfest. In order to compete with other clubs, he wants to offer a 10% discount to anyone who buys 5 or more shirts. Also, … |
| | Hi this is driving me a little crazy, have been looking everywhere for a solution for the last few days. I'm new to php and i'm trying to create a simple food shopping cart, i have a repeat region for food extras attached to the food item. [CODE=php]<table width="100%" border="0" … |
| | Hey, i need to make app that should take 10 chars from list. I tried it with range command but it's not working. [CODE] list = 'abcdefghijklmnopqrstuvxyzo' for list in range(10): print list [/CODE] And this code just prints numbers 0 to 10. So, is there some other command that …  |
| | I've writen a simple calculator code it is pasted below. What do I need to change in order to make it loop using a "while" statement until, the user inputs the letter ("Q" upper or lower), casuing it to exit the program instead of a function such as(/,*,-,+).. please help... … |
| | Hey guys! I am working on creating a website that offers resources and calculators for a lot of algebraic and geometric equations. One thing that I want it to do is factor polynomial equations. For example, x^2-x-2=f(x) would become f(x)=(x+1)(x-2). WolframAlpha.com does this for all polynomials so I know that … |
| | Hi guys I'm trying to finish my assignment, I stuck in a weird situation. I'm trying to create a pointer a linkedlist. This linkedlist contains pointer to a user-defined objects (City) and I'm trying to add City to this linkedlist and then iterate through the linked list to find and … |
| | Hello! Finally I joined daniweb. Great stuff in here guys. Anyways lets get to the problem: I have a page where a number of topics are displayed ( they are added by admin). And to get this list I`m using this script [CODE=php] // Query the database $gettopic = mysql_query("SELECT … |
| | i get an error when i try and do this. [code=c] private void button2_Click(object sender, EventArgs e) { DataSet ds = new DataSet(); DBconnect db = new DBconnect(); Global.GlobalVar = textBox1.Text; string Co = new Password('J', textBox1.Text).SetSql(); ds = db.GetDataSet(Co); DataTable dt = ds.Tables[0]; if (dt.Rows.Count == 0) { if …  |
| | This might be able to be done in just simple HTML - I need to assemble a drop down menu or searchbar script which consists of two fields (e.g. yellowpages.ca - what? where?). The query options will be presented as they type (just like yellowpages or google) which will be … |
| | Write a program that prompts the user for an odd positive integer, n, greater than 1, and then prints the following hourglass figure which has a height of n text lines: In this example: n = 9 ********* (please refer to the attachment for the figure) * * * * …  |
| | I have the following code section that is used for displaying a list of items and would like to modify it so it displays as a multi column display. I have been told that I need to use a counter, but I cannot find any information on how to do … |
| | Im trying to change the color of a row when the value of one of my columns is changed to [icode]Terminated[/icode]. for example when an employee is termiated i want the color of his record to be red. this is the code i have so far. [code=c] foreach (DataRow dr …  |
 | Hi All, The basis of this project is that I have an album of pictures, where you can add and delete pictures. What I wanted to do, was when you delete a picture, have the rest of the pictures move down to fill in the gap. The database is set …  |
| | #include<iostream> using namespace std; void main() { int pro[100]; for(int a=100;a>=1;a--) { pro[a]=a; cout<<pro[a]<<"\t";} }  |
| | I am a newbie in Java programming. There're one question requesting us to construct an algorithm to sum up all the odd numbers from 0 to 100. Is this consider an algorithm? • Start • set sum to 0 • set number counter to 1 • while number counter <= … |
 | Ok.. so I just started python (just = 3 hours ago). I have basic input and output set. Hell I even understand slicing and stuff (OMG SUBSTRINGS SO MUCH EASIER ON PYTHON :O ) but Im finding it not so easy to understand how to use for loops (silly me. … |
| | Hi All. I am trying to display images using the while loop but I want the pictures to be displayed like this. [ATTACH]16585[/ATTACH] The only thing is, I don't know how to do it. Any help would be much appreciated. Thank you in advance Cameron |
| | Hello. I have some problems. 1.With for cycle. This is my code: [CODE]#include <iostream> #include <fstream> int main () { int i; int i2; char sentence [200]; char repeat; ofstream file ("file.txt", ios::app); for (i=0; i<1;) { cout << "Enter sentence (max. 200 symbols)\n"; cin >> sentence; if (!file) { … |
| | I have 2 arrays that are in a while loop each. I have declared the array ouside of the main, declaring it 'public static'. I want to use the values store in the array outside of the while loop, but I can't seem to do it. May I know how … |
| | 1. Discuss the concept of arrays of objects. Give examples (10 marks) 2. Write a program to get the average of 10 random numbers given by the user (10 marks) 3. List and describe the arithmetic operators available in C++ (5 marks) 4. List any benefits of Object Oriented Programming …  |
| | Using the following code I am trying to check the users input string (CAcodes) and checking each one individually by assigning each element in CAcodes to a list (CAcode). A for-loop checks the conditions to make sure that the conditions for each code are met. The main for-loop tests several … |
 | Hello everybody, For the last 2 days im trying to deal with a treeview. What i want to do is to copy the structure from one tree to another. I know there are other ways to do this, but the way i want is to iterate through any node-of any …  |
| | Hi folks, I am a beginner in Socket Programming. I am trying to do some simple stuff but had a basic query. I would like to implement something like wget in C top of a TCP socket (i.e., without using any HTTP libraries). Just provide a URL (Example-- $wget [url]www.foo.com/bar.pdf[/url]) … |
 | [COLOR="Red"]4.6 - Insert() vector argument specs. Iter or not?[/COLOR] This allows me to refer to the second spot in a vector named 'inventory': A) [CODE] vector<string>::iterator myIterator; cout << "\nYou found a compass"; inventory.insert((inventory.begin() + 1), "compass"); cout << "\nYour items:\n"; for(iter = inventory.begin(); iter != inventory.end(); ++iter) cout << …  |
| | im a newbie to python, still learning as of today. as a part of my 'self-training' i listed some topics to practice every week but i was not able to run it successfully and im stuck. what i wanted with my activity is for it to read a .txt file … |
| | Hi all, I am having a problem when trying to compile this. from compiler: error: name lookup of 'pixel_number' changed for new ISO 'for' scoping error: obsolete binding at 'pixel_number' I understand that I cannot use the pixel_number variable outside of the for loop, have read so in other posts. … |
| | Hi I need to know, is there any option to use For loop instead of While and ForEach to retrieve the result. While Loop ----------- [CODE] $query = "SELECT name, subject, message FROM contact"; $result = mysql_query($query); while($row = mysql_fetch_array($result, MYSQL_ASSOC)) { echo "Name :{$row['name']} <br>" . }[/CODE] instead to … |
| | I have a few things I want to make that I havent yet so this will be a later project but I was just wondering, How would a anti virus program work in C#? I've seen ones on youtube that iterate through your HD and looks for keywords like "Virus","Trojan" … |
| | Hi everyone I am trying to develop a friend system where you can view friends who you are friends with. I have been able to get it to show one result but it wont show any other. Please can someone tell me what I am doing wrong. Here is the … |
| | Hi I was wondering if there is any way to created a series of lists in a for-loop so that the first list created is named NAME0 or name_0 or indexed in some way. What I have right now is [CODE]for j in range(int(L)): popsizelocus_j=[][/CODE] however, this is not working … |
| | Hi, I am trying to write elements from a list that I have created to an outfile using a for-loop with this code: [CODE]for j in range(int(Allele[i])): outfile.write(' allelelocus[j] * ')[/CODE] However when I do this I just get a whole bunch of allelelocus[j] in my out file. I was … |
| | Hi there, I have been scratching my head for a few days now! with this problem: I am trying to echo out some data from a mysql table. I have a column name Country which has the following Countries: India, Malaysia Austaralia etc. I also have a column name Town … |
| | Hello, for a database project (music festivals) several search options are to be included. While some search fields will be filled from a dropdown list (like "countries"), other will have a fuzzy option (like "song titles"). For this I want to use the full-text search (you may remember the words … |
| | how can we make a C++ program that identifies whether the user has input a vowel or a consonant specifically by using the SWITCH structure? i mean its simple with if-else but is there a way it can be made with switch and not if-else?  |
| | Good day my every one outthere, first let me start by saying that i am a complete novice to c++ programming. i got myself into some trouble while debugging a win32 program in 2008 V.studio. i did post this thread some 24 hours ago but no good result so far. … |
| | Good day my masters first let me start by saying that i am a complete novice to c++ programming. i got myself into some trouble while debugging a win32 program in 2008 V.studio. with this code line(with similar lines anyway): ::MessageBox (wndhnd, "Error!", "Exception Occured", MB_ICONINFORMATION | MB_OK); Here's the … |
| | Basically need help with one evil section of code! My program opens a start window which introduces the program. A start button leads to a second window with a number of buttons. The main two are "open" and "find restriction site". Im having problem with the code for the latter. … |
 | hello everyone i was wondering if anyone would be able to help me in an program i have to do. the program wants me to use my initials A and G and plot them on using gotoxy() function to make some thing that look like the picture in the link … |
| | I am TRYING to write a program that finds restriction sites in a DNA file and returns a picture and information box of the enzyme which cuts it. My problems are; a) I have no idea if my program works past opening the file directory. b) I dont know how … |
| | the program runs successfully but the final output comes out in the form of an infinite loop...please help [CODE] #include<iostream.h> #include<fstream.h> #include<conio.h> #include<stdio.h> struct emp { int eno; char name[20],desig[20]; float sal; }e; void main() { clrscr(); ofstream f1; f1.open("emp.dat",ios::app|ios::binary); char ch='y'; while(f1) { if(ch=='y'||ch=='Y') { cout<<"Enter the name"<<endl; gets(e.desig); … |
| | Hi, I’m currently trying to develop a method to get a overview of all my different web templates I’ve created and (legally) downloaded over the years. I thought about a displaying them like Wordpress is previewing it’s templates view a small preview windows, displaying the concrete file with styles and … |
| | I have 2 lists: a=[0,1,5,7] b=[2,10,6,3] I need to get this list : c=[(b[0]+a[0]),(b[0]+b[1]),(b[0]+b[1]+b[2]),(b[0]+b[1]+b[2]+b[3])] I tried doing this using a for loop: [CODE] c=[(b[0]+a[0])] for i in range(0,(len(b)-1)): for p in range(i+1,len(b)): if i==0: c.append((b[i]+b[p])) else: c.append((c[i]+b[p]))[/CODE] I am supposed to get [2,12,18,21] but I am getting [2, 12, 12, … |
| | Hello all, very first post here so don't be surprised if i ask too many stupid questions and whatnot :P Firstly I should point out that I am an Artist and really dont know much about anything computerish apart from photoshop and illustrator. Animation and 3D modeling does however look …  |
| | As you see at below I used "-1" as my sentinel value but my program wants the other 6 values i asked for in scanf too. How can i solve this problem? I just want the user to enter -1 and exit my loop. I would greatly appreciate for your … |
| | I need help in determining,using Big-O notation, the upper-bound for these two algorithms i wrote. They both do the same thing but are coded differently. They both look for all the prime numbers up to some limit, N. This first algorithm: [CODE] public static void algo1(){ primes = new int[n]; …  |
| | I've created an SSIS package where I have an FTP Task inside a ForEach Loop container. I am trying to loop through each file in the particular folder and send it to the FTP site. I am sure that I got the For Each Loop working, as the error message … |
| | I fear from loop statements that's why I cannot figure this thing out. I understand the concept put I do not have bigger picture. Here I would like to close the application after the person try 3 times putting the wrong password. [CODE]Public Class MainForm Private Sub exitButton_Click(ByVal sender As …  |
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