Software Development Forum

Can I use the html <a href></a> tag as a python form submit input type?

i'm making this function that replaces single slashes in a path with doubles slashes. It works for everything but slashes because I gotta use doubleslashes to specify a single slash so how do I refer to double slashes. QString AddDoubleSlashtoPath(QString Path){ QStringList splitup=Path.split("//") ;/*supposed to be a single slash*/ QString …

Hey guys, I'm just wondering if it's possibe to get the results from a query and then assign the results to a variable. So I will run a query which will return the names of the tables stored in the database, then I want them to be stored in a …

#include <stdio.h> int main() { int a[0]; int b=2; printf("%X",a); return 0; } Where ever can we use 'a[0]' means array with index zero..

Hello, *'m trying to complete a homework assignment using a bool type array to find the prime numbers from 2 to 1000 based on the sieve of Eratosthenes. The code I've included below will find the prime numbers, but skips the first 11 primes (2, 3, 5, 7, 11, 13, …

**The program below wont run due to the following errors :** *MSVCRTD.lib(crtexe.obj) : error LNK2019: unresolved external symbol _main referenced in function ___tmainCRTStartup fatal error LNK1120: 1 unresolved externals* **Please help me to solve these errors.** #include<stdio.h> #include<conio.h> #include<Windows.h> int Choice=1; char opt; int ch=0; void Main() { while (ch!=4) …

First I would like to state that I am almost positive that this is a bug in Java, not a coding mistake by me. This program is designed to print the first n (inputted) square triangular numbers (STN's). A STN is a number that is both a perfect square and …

I have a listbox that contains numbers that vary from 0 to 99. My problem is when the number in the listbox is 0, listbox1.selectedindex will not return a value. So I cannot use removeat(x) which works for all other numbers. Can anyone give me an idea on how to …

I'm baffled by something in a small script I wrote. The purpose of the script is to compare 2 files on a system. Somehow a tree structure was copied and am fairly certain that the files are identical The command line is as follows: /filecomp.sh /home/daniel/Documents/workspace/www/ This is the script: …

can any body help me by giving me a guideline on how to insert data from a populated datagrid into sql server table and how to make the values conform to the specified datatypes constructe in the sql server side...assuming the datagrid headings have already been created in the sql …

In my spare time i give myself programming stuff to do. Today i want to write a function that goes through a string, if the string contains any numeric value the function must return false, if the string has any special characters it must also return false else return true. …

I have done this code 5 times in my program for different classes and variables and it has worked fine for 4 of them but the 5th is giving a segmentation fault. The error occurs just after the cout saying 'here' in the main.cpp code below I have run valgrind …

**IDE: **MS Visual Studio 2008 Professional **Compiler:** Unknown First off let me thank any of you who take the time to read this and reply back. I'm having a ridiculous amount of trouble returning a pointer from a function and then using that returned pointer to change the pointer-pointer in …

I need to calculate chi squared cdf from x->infinity with n=255 degrees of freedom. I cannot seem to get it to work. You can find formulae for chi squared distributions using google. Here is my non-functional approximation code: double riemannsum(double(*fnc)(double),double dx, double xmin, double xmax) { double ret=0; double x=xmin; …

Hi everybody, I'm trying to figure out how much memory was used for merge sort algorithm. I believe it is just one or two expressions, but can't come up with them by my own. public void mergeSort (T[] data, int min, int max) { T[] temp; int index1, left, right; …

Hello. I am using a Swing worker to scan various tables during a can of a DB. While it is working the progress bar encompasses a busy icon. My question is how can I make the pointer take on that icon while a system scan is in progress? While the …

First, I apologize for posting a question as my first post but I'm in need of help since I couldn't solve this assignment. I wrote this simple code for an assignment last week. Today, the professor got to leave early so he left us an assignment which is related to …

I have an assignment that I have been working on that is to modify an existing rock paper scissors program so that I ahve a method that sets the player name and a method that gets the player's name. I have created the methods however it does not allow me …

Why doesn't it display the output for mouseReleased and mouseClicked in console? Is there something that I am missing? import java.applet.*; import java.awt.*; import java.awt.event.*; public class MouseMotion extends Applet implements MouseMotionListener{ public void init() { addMouseMotionListener(this); } public void mouseDragged(MouseEvent e) { System.out.println("mouse is being dragged at location (" …

can you explain how to chack all the char inside the array without check only the first and it says equal for(j=0;j<len;j++) { if (letter==copywords[j]) { //words[j]=copywords[j]; words[j]=letter; cout << "good guess: " << words[j] << endl; //correct } else if(words[j]==copywords[j])) /problem { cout << "done!!!" << endl; system ("pause"); …

This is my search button and textbox code, but i will got error on pelanggandatagridview and searchdatas, i need to search data on SQL DB like google! just type any word with almost same with the data and it will show on pelanggandatagridview, please help me... Private Sub Button5_Click(ByVal searchword …

I got an application where by it will monitor all the files in multiple directories. Whenever there is files that exceeds a certain size limit, it will send warning email notification. Currently, my program will send an email for each oversize file. Meaning if there is 20 files that is …

currently i m workin on Ms CHarts wid VB.NET nd create a chart sucessfully bt nw i wnt to click on that particular bar of that chart nd want to get that particular axis label of that bar ..

Hey, I have a problem that I've been messing with for several hours, but with no result. I have a basic textfield where I can enter some info and I have to be able to read it and save it to a static variable by both pressing "Enter" and clicking …

Hi All, I have a access database with these columns. USER_ID,COUNT,TIMES Let say the current record is this: USER_ID,COUNT,TIMES STEVE20,24,1.5 Now I want to updated the current count record and times, but before updating I want the old record to be added to the new record. What should be my …

Hey there. I'm trying to raise a longs to the second power, but as you might know, Math.pow takes two doubles, and also returns a double. Efficiency is kind of important, but it is more important to have this working. Do you know how I might go about solving this? …

I need help with a program i am writing. It takes in a line from the user and then decides wat to do. there are to many options to spesify. some of the options are: set TARGET 453.212.556.22 This command will differ becuase the host will never be the same. …

I'll try to start over again: Windows7, Python3.2.. When I click on a *.py file it starts up the python.exe interpreter in interactive mode. What I want it to do, is to RUN the *.py file. Please, how can I accomplish this. A *.py file is associated with python.exe . …

Greetings, I installed python3 on win7, and I would like to run the turtleDemo.py . But can't seem to get it going. Can anyone help? Thanks...vm

why is it "ur project is out of date" when i try to run cpp file opencv on vbs 2008

I have a JLabel and a JPanel which both implements MouseClicked methods and I have added the JLabel to the JPanel but when the JLabel is clicked, the MouseClicked method of JPanel is invoked. How to fix this>??

[CODE]def scoreScreen(): #Keeps Calling score = 999999/canvas.data.timer canvas.create_rectangle(0,0,1000,460, fill = "black") canvas.create_text(500,200, text = "Your Score was", font = ("Comic Sans MS Bold", 20, "bold"), fill = "Red") canvas.create_text(670,200, text = str(score), font = ("Comic Sans MS Bold", 20, "bold"), fill = "Red") canvas.create_text(500,400, text = "You have beat the …

hi... I am having a problem in vb.net I have a data gride view ,in which 2 drop down list (coloumn) are there 1. select category 2. select item name there are 2 category brandy and whisky if i select brandy from drop down list from datagrideview it should populate …

#include <stdio.h> int main() { char opt; do { printf ("Enter y or n: "); opt = getchar(); } while (opt != 'y' || opt != 'n'); } okay so my code does not stop when I enter y or n, which I think it should.

This app I finally got the splashscreen to the way i want it, but when I run the .exe from the explorer the splashscreen loses its transparency and has a white background replacing the glow; In when the compiler runs it directly after it builds it look exactly how it …

Hello all, Ive done some googling around, and cant find anything that explains why my date isnt being formatted to what i tell it. my code: dim date_now as date date_now = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") So for example if the date/time is February 11 2015, 4:44:23pm it would be formatted as: …

Hello all, I am having problems setting up a connection with a mysql database that i'm going to need to use for one of my projects. My code to establish the connection is as follows: import java.sql.*; import java.sql.Connection; import java.sql.SQLException; import java.sql.ResultSet; import javax.sql.ConnectionEvent; import java.sql.DriverManager; public class SQL …

Hi everyone, I'm just trying to get this address book to sort the names alphabetic lly but I could not figure it out. I know I will add an extra case with a unique letter but where do I define the function? One more thing, my code is having some …

def bubble_sort(a): for i in range(0, len(a)): for j in range(0, len(a) - 1): if(a[i] < a[j]): a[i], a[j] = a[j], a[i] #can someone explain this part of the code for me #i tried doing (im more of a c++ programmer): temp = 0 temp = a[i] a[i] = a[j] …

The documentation for the textEdited signal shows the use of a required parameter const QString& void textEdited (const QString&) I am unable to get the Signal to work. Perhaps because I do not understand how to use the "const QString&" Is this a literal copy into the parameter or is …

So am doing a run down of different 3DMath Libraries. I am noticing functions with return types are HORRIBLY inefficient compared to void returns. I decided to do a rundown of how move constructor/assignment effects this. Well having a move constructor is seeing an average of 3.5-4x improvement, but doing …

I had this talk with a friend a while back and now i remmember that he said that C# is like a newer version of C++, but i think thats not correct, since C, C++, C# is kinda all oriented in this or that, what do you guys think of …

I have a bound datagridview and a dataset with tables. I have two sets of comboboxes bound to the same field "Restaurant" in the tables (mirroring each other). In the "NewEmployeeRestaurant" combobox I change the value and it reflects in the datagridview. I can shoot around clicking all over the …

I am writing a game. The game will be controlled by the cmd, it is like a hacking game. You type: run exploit545.exploit www.tktktk.switchnet and it will exploit that exploit at the targeted computer (url). My problem is i cant seem to find a way to make the program read …

help me in this code .. it is not work .. public static void CreateFile() throws IOException { File f; f = new File("myfile.bat"); if (!f.exists()) { f.createNewFile(); System.out.println("New file \"myfile.bat\"has been created"); } } public static void getFiles(String path) { File dir = new File(path); String[] children = dir.list(); …

I am developing Window Application in C#. In which i need to Send email using Outlook And to read the unread mails from Outlook and to get the undelivered mails from Outlook. I am able to send and read the unread mails from Outlook. But not able to read the …

Hello I am learning templates and at the moment I have created a templated QuickSort function. It's rather short and self explanatory. However during the call to the QuickSort Driver function I get a No matching call error. I have detailed the error message in full at the bottom of …

Hi I have a folder containing about 60 files and I need to copy each 3 files to a separate folder Thank you

package now; import java.awt.FlowLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.*; public class Now extends JFrame { JLabel FirstName; JTextField jtfFirstName; JLabel LastName; JTextField jtfLastName; JLabel Age; JTextField jtfAge; public Now(){ //Set FlowLayout setLayout(new FlowLayout(FlowLayout.LEFT, 10, 20)); //Add labels and text fields to the frame add (new JLabel("First Name")); add (new …

I get a compile error on the line while (iteration < MAX_ITERATION && sqXY <=4) { The error is: expected ')' before ';' token I am pretty sure it used to work before, this problem just popped up randomly just then. Can't the while thing take 2 expressions or can't …