64,152 Solved Topics
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| | what is the differances with SQL tables and relation modelling? |
| | I'm writing some basic programs on python and I need an IDE with advanced code completion(like bpython). I've tried eric, eclipse, IDLE but those are not good at code completion, I need something like bpython(if you don't know, just try, it's great at code completion and hints) |
| | Hi to all, I have a homework about a banking system. I try to adding a branch in an array and the size of array dynamically increased. Here is my code but it gives run time error. [CODE]#include "BankingSystem.h" #include "Branch.h" #include <iostream> using namespace std; BankingSystem::BankingSystem(){ size=0; branches=NULL; } … |
| | Hi again, I'm now working on a twitter client and I'm wondering how people update their programs when it needs it, for example when I commit a change. Any help on the subject would be most appreciated thanks  |
| | [CODE]string lastNames(string name[],int SIZE){ stringstream ss; for(int i = 0; i < SIZE; i++){ ss << '"' << name[i].substr(0) << name[i].erase(name[i].find(',')) << '"' << " "; } return ss.str(); }[/CODE] this is outputting my list of names correctly other than all the names come out twice like "namename" how can … |
| | I have a code that uses queue in c++ and 3 class Message, MessageSender, and MessageReceiver to express queue content. The program runned but it expressed wrong output as I hope. I inputted 3 message object but queue expressed no messages received. Please help me find errors. I think this … |
| | Does memory allocated for built-in types (in particular int, float and double) with the new operator initialize them to 0 (or 0.0, as the case may be)? Just trying to remember. (I seem to remember that new invokes a constructor even for the built-in types, but i'm not sure). |
| | Hi all, I use codeblocks to compile a simple project (actually an example) from [url]http://www.inet.hr/~zcindori/libwmp3/libwmp3.html#playc++[/url]. I have included the .h file and I fail to include .lib/.a I keep getting error[color=red] ld.exe||cannot find -libwmp3|[/color] Is there a missing thing? |
| | I am trying to use an array that can change in length by the number in the command line. Arrays must be constant at the time of declaration. Can anyone help? [CODE] using namespace std; int main (int argc, char *argv[]) { int nulls=atoi(argv[2]); int arry[nulls]; } [/CODE]  |
| | hi everyone, i'm new here also new in c#.Please help me to re-populate my listview in form1 from the database when i close form2(modal). is is from form2 formClosing event [CODE]private void Client_FormClosing(object sender, FormClosingEventArgs e) { e.Cancel = false; ClientInfo a = new ClientInfo(); a.displayClient();//displayClient() is responsible for displaying …  |
| | hello, when user slect an item from combobox, then its corresponding data should be displayed in the textboxes and labels placed on the form. like if i select a rollno then the name, address, age should appear on the form. kindly, let me know the code for this. Thanks in … |
 | Please someone help me... why image panel not showing that image in the frame: [code] //image panel class import java.awt.*; import java.awt.image.BufferedImage; import javax.swing.*; public class ImagePanel extends JPanel { private BufferedImage img; public ImagePanel(BufferedImage img) { this.img = img; Dimension size = new Dimension(500,500); setPreferredSize(size); setMinimumSize(size); setMaximumSize(size); setSize(size); setLayout(null); … |
| | Hi one of my friend have this problem.. it will be helpful if we can give him a solution. The session is set for 10 min .. but for one particular page the session must be extended and for other pages it must be set as before.. or resetted so … |
| | hi everyone, I've written some code that displays information from a database. However, I added more code that would display a "no records found" message, should the area be blank. The code displays the records perfectly, however if there are no records returned it doesn't show the "no records found" … |
 | I have to read through a text file and replace all occurences of [CODE]%%CNT1%%[/CODE] with the value of a counter. The part of my code that does the actuall replacements looks like this: [CODE]for i in range(1, (count1 + 1)): out.writelines(re.sub("%%CNT1%%", str(i), text))[/CODE] This works fine. Now what I need … |
| | Hi, I need to create a function to shorten a numerical ID to a string of letters E.G. [code=php] echo encode_num('1'); //Outputs a echo encode_num('3'); //Outputs c echo encode_num('26'); //Outputs z echo encode_num('27'); //Outputs A echo encode_num('52'); //Outputs Z echo encode_num('53'); //Outputs aa echo encode_num('54'); //Outputs ab [/code] etc. But … |
| | hello, I have this form which has 4 fields that must not be empty on submit, I been trying to make an array that checks them. [code] <form action="login.php" method="post" onsubmit="return(checkAll(this))"> <label>Username<br /><input id="input[]" type="text" name="username" /></label><br /> <label>Email<br /><input id="input[]" type="text" name="email" /></label><br /> <label>Password<br /><input id="input[]" type="password" name="pswd1" … |
| | hi , i have read that c99 introduced: inline,_Bool,restrict,_Complex,_Imaginary i have used _Bool here but do no how to use remaining all please any one used the above can help me. [CODE] int main() { _Bool b; b=true;// giving error true undeclared ,cant i use that way // with out … |
| | Hi guys, For the last 30 mins i have been trying to remove a part of a textbox, in this case i want to remove [url]http://www.youtube.com/watch?v=[/url] and remove anything after the end starting with &. do you understand what I mean? Any help appreciated, I really tried. |
| | Hi! I'm a newbie in this community. I am developing a VB6 app which displays 100 pictures one at a time at random using a button click event. This works fine so far. Using the same random number generated to display the picture using a ' select case' routine, it …  |
 | I'm attempting to implement the trapezoidal method of calculating the integral of a curve. It's supposed to be the measure of water flow out of a tank's release valve. The water flow is a function of time in seconds where Y is the rate of discharge and X is time. … |
| | [code] using System; using System.Data; using System.Configuration; using System.Collections; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; using System.Data.SqlClient; using System.IO; public partial class Default4 : System.Web.UI.Page { SqlConnection db = new SqlConnection("database=bank;server=.;uid=sa"); protected void Page_Load(object sender, EventArgs e) { Panel1.Visible = false; } protected void … |
| | Hi all, I have a column in my table that auto increments as a counter as new records are added. I would like to renumber the entire column and have it start at 6000. Can anyone suggest an sql line that would allow me to acomplish this? Thanks in advance … |
| | The select case construct is moving to the Case Else line every time the programme loops, even though there are "Longvue" & "Roseleigh" entries in the worksheet.[code]Option Explicit Option Compare Text Sub Complete() Dim HOComplete As Range Dim Client As String Dim JobNumber As Range Dim workrange1 As Range Dim … |
| | Hi All, I am storing my automation results to sql server and the displaying the results in asp page. one of result coulmn is for error images(is test case fails it capture the image , for refrence of what went wron during playback) stored in local machine or QA server. … |
 | I have file with a list of names in it and next to the names is a series of digits. The digits represent its level of popularity per every 10 years. The program I have asks the user to input the file path, then it asks for the user to …  |
| | This program is supposed to ask the user to input a number and the print will read out the factorial. This code is wrong how do I fix it? Maybe not add much just jumbled up variables? Help! This was given to me created in BLUE J software i know … |
| | Hi All, I am facing a problem with using the function [B]strtok()[/B]. Following is just a sample code. The code below stores the string [B]str[/B] delimited by comma into an array. I want to modify the code below so that array would contain an empty space/new line if a value … |
| | I have a program that allows the user to add steps to a process (tabpages in a control). All tabpages are generated on the fly by duplicating a "template" tabpage and consequently have the same control names such as textboxStepDesc. Here is the hierarchy of the controls to get to … |
 | Hello all, I have been developing a code based on Google Translate Python Wrapper. I have done it all, perfectly, except for one thing, I will explain it by pointing to code: there is the defined global languages list, and there are two main functions (Translate(), and UserSubmitted() ) now … |
| | i have 4-5 forms...all of them are called by each other by some or other procedure...now i want to initialize an variable with an integer value only when my program starts.... my problem is where ever i declare the variable...the form gets called and the variable gets re-initialized... or can … |
| | Hi, I'm writing an application in python to read data from a joystick and display it onto a screen with a background image overlay. i used the canvas widget to display the data to my screen. The problem is, the text keeps updating the entries without clearing the previous entry … |
 | I currently run an installer app that will install a DB on a VM server. However this fails because the when oracle is called to begin the oracle services start up but the newly installed DB will not. It works on a physical machine but not on the virtual server. … |
| | Let's say I have an HTML form and there is a group of radio buttons. A need different script to be run depending on which button is checked. Let's say I have this: [CODE]<input type="radio" name="invtype" value="product"> <b>PRODUCT<b> <p> <input type="radio" name="invtype" value="software"> <b>SOFTWARE<b> <p> <input type="radio" name="invtype" value="service"> <b>SERVICE<b> … |
| | the problem I am having is in getting my page to produce an expected delivery date. The calculation function is working fine. I want to use the same id to figure out when the product will be delivered. I know my second set of if statements is wrong but I … |
| | 28 Minutes Ago | Add Reputation Comment | Flag Bad Post One last problem with my script, it returns this error message... [CODE]Traceback (most recent call last): File "C:/Python26/Renamer 3", line 23, in <module> os.rename(fname, b)WindowsError: [Error 2] The system cannot find the file specified.Traceback (most recent call last): File … |
| | Hi. I am new to Java and am trying to figure out a homework problem. It is a password verifier with the following criteria: [LIST] [*]at least 6 characters long [*]conatin at least one uppercase and one lowercase letter [*]should have at least one digit [/LIST] This is what I … |
| | Hi All, Let me explain the problem. I have multiple include files as in class1.inc, class2.inc, class3.inc etc. Contents of an include file will be like class1.inc [code=c] { "john", 12, 68, "steve", 12, 98, "mat", 12, 95, }; [/code] This will basically serve as a static array of structures. …  |
| | [CODE]void findMax(int arr[], int n, int* pToMax) { if (n <= 0) return; // no items, no maximum! int max = arr[0]; pToMax = &arr[0]; for (int i = 1; i < n; i++) { if (arr[i] > max) { max = arr[i]; pToMax = (arr+i); } } } int … |
 | I cannot find one example of somebody doing this, only sorting by the first item. Here is my code: [CODE] dict.sort() for key in dict.keys(): print key, "%8s"% dict[key] [/CODE] I'm only getting an alphabetical sorting of the left side of the dictionary.. like this: a:4 c:3 b:12 a 4 … |
| | Hello, i have one question for reading from file. I get data from file ulaz.txt and i want to data in there would be stored like [CODE]some text;1934 text 2;2342[/CODE] for now its stored like [CODE]sometext 1934 text2 2342[/CODE] so i want to be able to use space between text … |
| | Hi all :) I'd like to make a little vb.net program that executes searches on a msaccess database. I use a textbox to get the value to search and than i'd like to search all the values that has the textbox value in the middle. So, the queries should look … |
| | I'm starting to learn MIDlet and I need a little help with a project. I have a MIDlet which would be a client. This client has to connect to a database - it will send some information to it and also receive an answer back. I have to use Socket …  |
| | I've been trying to get a list of values from database using hibernate. I'm using MS SQL Server XE 2005 and using Hibernate 3.2.2 to fetch DB rows. I've tried JDBC drivers provided by Microsoft as well as jTDS but all I get is an empty list. Here is my … |
| | Hello again! I have a form (Form1) with some textbox, call it textbox1. With a button event I open a second form and hide de Form1. In this Form2 I dont use the value, I just make other things.. then open a another form, Form3 here I want to use … |
| | Hi All, I'm trying to make commandline mp3 player using [URL="http://www.inet.hr/~zcindori/libwmp3/index.html"]libwmp3[/URL]. I use codeblocks and have tried alot and I get error below. I have tried to include libwmp3.h, add libwmp3.a try changing compiler; but no success :( Please help me to get through. I use the code for mp3 … |
 | I am learing programming for a bit more then 6 months, and recently someone told me my concept is not the best one, he proposed me that I rather split my code into business logic layer and data access layer. And now I would like to ask someone if he … |
| | I have question about the listbox. My listbox is binding to a database, and I use SelectedValueChanged to determine which my record I chose, I also get a couple button to interact with the sorting but the problem is whenever I change the database, like update new sql query, it … |
| | I have a validation function and the this is the last thing it does. [code = var mytext=document.getElementById("sizip") if(check5(mytext,"Zip Code must be 5 digits.")==false) {mytext.focus();return false;} function check5(mytext,alerttxt){ var re5digit=/^\d{5}$/ //regular expression defining a 5 digit number if (mytext.value.search(re5digit)==-1) //if match failed alert(alerttxt);return false; ] It will validate ok, if … |
| | Hi, I installed cygwin recently and wanted to do some network programming with it. Since I have never used unix sockets before, I'm reading Beej's Guide To Network Programming. I took this from section 5.1 and tried to compile it. I get a few errors that I can't figure out … |
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