Software Development Forum

hello everybody...nice to back again i m working on project to calculate measures and numbers and insert data inside datagridview(dgv) from number.text and measure.text but if value of measure.text present in dgv son update number cell with new value + present value problem is how to do so.... i tried …

Hello Daniweb Community, I was wondering if there is a way to reset a tabcontrol. What I'm wanting to do is have it so when the user will click New it will reset all the tabpages to the way they were when they started the program up. I tried this …

what I'm basically trying to do is: x = struct( size=4, order='var0', # <<< struct.__call__( size, order, **vars ) var0 = bu32 # { 'var0': bu32, } ) data = x() # read data from imported file print data.var0 # should return a bu32 int if data.__class__ == x: pass …

So im extremely new to python. Im teaching it to myself for a school project and i heard that calculators are a good place to start so that's exactly what im doing. I have only been using it for about a day now so like i said im pretty newb. …

I have used function write() in a loop to write 2 names in binary mode to a file. Now, when I try to read those 2 names I use this logic : 1) find size of file in bytes; 2) create buffer with that size; 1) read into buffer until …

Hi It's been a while i'm learing C++ but still i have some issue with `Move semantics` and some other stuff. I wrote this class but i don't know why the `Copy constructor` is getting called and the output is a little strange to me, shouldn't the `Move Constructor` gets …

hi , I am trying to first ask the user how many numbers he has ( I have not coded this part yet but assumed number 5 ), then enter the first number , hit enter , enter another number in the same entery widget up until the numbers are …

Hey guys, I'm working on a chat program where a UDP console-based chat program's client sends a message to the server and subsequently the server sends it to all other clients on the network. As of this moment the program is able to: 1. Client send message to server 2. …

Hello, I need the path (string) of an embedded file in a Console application. I tried "Properties.Resource.file", but I got its content, not the path. Any help is appreciated.

as the title states, on on linux (Wine32) it works perfectly: http://lh3.ggpht.com/-heB_VObWcwE/VUgfS4bkLkI/AAAAAAAAJAA/tHZzjq2RElw/s642/SIDE_firstPort.png but on windows (synced code) I get this: Python 2.7.9 (default, Dec 10 2014, 12:24:55) [MSC v.1500 32 bit (Intel)] on win32 Type "copyright", "credits" or "license()" for more information. >>> ================================ RESTART ================================ >>> C:\Documents and Settings\Owner\My …

I have a tkinter app that has 2 frames. The frame on the left has a bunch of buttons and the frame on the right has a text widget. I use the create_buttons function below to make the buttons. Is there a way to have the button stay sunken when …

I need different source code of digital clock plz exept in graphic forms

HI Guys, I am trying to Create a GUI in Python that calculate the average of three numbers. I am having some issues tring to create the three boxes where the user should enter the numbers, so can anybody please give me a hand? Thank you so much!!!!

i have a tool strip button for bookmarks like the one in Mozilla fire fox or google chrome, i can add button and i can click it but i cant remove it , because that i added context menu to the tool strip with remove, so i want the code …

#include <iostream> #include <string> #include <stdlib.h> #include <cstring> using namespace std; class Fraction { private: int num, den; // numerator & demoninator public: Fraction() { set(0, 1); } Fraction(int n, int d) { set(n, d); } void set(int n, int d) { num = n; den = d; normalize(); } …

I installed Eclipse and it worked for few days and it nolonger openned giving error:- can someone help me (mbusi.ndlovu@gmail.com) Java was started but returned exit code=13 C:\ProgramData\Oracle\Java\javapath\javaw.exe -Dosgi.requiredJavaVersion=1.6 -Xms40m -Xmsx512m -jar C:\Program Files\eclipse-java-luna-SR2-win32-x86_64\eclipse\\plugins/org.eclipse.equinox.la uncher_1.3.0.v20140415-2008.jar -os win 32 -ws win32 -arch x86_64 -showsplash C:\Program Files\eclipse-java-luna-SR2-win32-x86\\plugins\org.eclipse.platform_4 .4.2v20150204-1700\splsh.bmp -launcher C:\Program Files\eclipse-java-luna-SR2-win32-x86_64\eclipse\eclipse.exe -name …

void cAppMath::vregisterFunc(int index, int(*fPtr)(int a, int b)) //Application to register their functions { arrFptr[index] = fPtr; } int main() { appObj.vregisterFunc(EN_ADD, &cAppMath::add); //application that is registering the callbacks. } { Getting follwoing ERROR in vregisterFunc() func call. Error 1 error C2664: 'void cAppMath::vregisterFunc(int,int (__cdecl *)(int,int))' : cannot convert argument 2 …

I am looking for a way to reboot the system and launch the program with elevated permission without user interaction after the first time the program is launched. The program I am trying to write is for new system. Part of the setup I want to perform system updates then …

I need to fill an image created using a ton of QuadCurves, but they don't fill it all the way using the traditional fill method. Any suggestions? public class MonstercatComponent extends JComponent{ public void paintComponent(Graphics g){ Graphics2D g2 = (Graphics2D) g; drawGrid(g2); g2.setStroke(new BasicStroke(5)); QuadCurve2D earLeft1 = new QuadCurve2D.Double(145, 155, …

I am calling function (i don't know, if this code is really called function.. so please correct me if i'm wrong) to disable the fields except for buttons and other necessary information needed during form load. But my problem is, some fields are not disabled. My application goes like this: …

so I was trying to think of ways to reduce python's memory usage when you write your code. my logic is telling me your class instances will use less memory if you write your class functions before writing your class: def classfunc( inst, arg ): pass class mainclass: pass inst …

I having a problem with the cloneNode tag problem. NodeList movielist = doc.getElementsByTagName("movie"); Element child = (Element)movielist.item(6); Element newNode = (Element)child.cloneNode(true); child.appendChild(newNode); newNode.setAttribute("id", "this is newnode"); code above will clone the whole set of thing. but the problem is it colne in wrong tag. i want some thing like this …

Hey everyone. I'm currently trying to figure out how to use the StreamReader and ReadAllLines functions of VB.NET to search a text file for keywords and pull the information that follows those keywords. To elaborate more, I have a PDF which I convert to text and once converted, the text …

Hi All i dynamically created gropbox and dynamically insert inside it listview and button Dim count1 As Integer Dim Listvcounter As Integer Dim flashCounter As Integer Private Panel As New System.Windows.Forms.GroupBox Private ListV As New System.Windows.Forms.ListView Private Btn As New System.Windows.Forms.Button Private PancLeft As Integer = Me.Controls.OfType(Of GroupBox)().ToList().Count Private cLeft …

Hi my friends! Here is a wrong code, Wrong and I don't know why. My purpose is to make a **sieve of Erasthotene**. I make an unique function with many inner loops. But the execution **don't go cross the lines** I illustrate this with the help of printing the different …

Hey, guys. Find the sum of all the primes below 2000000. My code: *main.cpp* #include <iostream> #include <vector> #include <cmath> #include "Sieve.h" using namespace std; typedef unsigned long long int ulli; ulli Sum = 0; ulli Sum_of_Primes(vector<bool>, ulli&); ulli Sum_of_Primes(vector<bool> Primes, ulli& Sum) { for(ulli a = 2; a < …

hi there , i would like to use the select statement in this event and not sure how to proceed... Private Sub TreeView1_AfterSelect(sender As Object, e As TreeViewEventArgs) Handles TreeView1.AfterSelect Dim NS As String = "" Select Case NS Case "Monday" If NS And e.Node.Text = "Monday" Then MessageBox.Show("The user …

ok, so i know this is stupid and probably the easiest thing in java but my brain is not working right now. so i'll ask, how do you add the numbers after you divide them in a for loop. for example: i ask a user to enter a number, the …

try { File file = new File("/Users/Alex Ting/Desktop/test2/MovieList.xml"); DocumentBuilder dBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder(); Document doc = dBuilder.parse(file); NodeList movielist = doc.getElementsByTagName("movie"); for(int i =0;i<movielist.getLength(); i++){ Node m=movielist.item(i); if(m.getNodeType()==Node.ELEMENT_NODE){ Element movie = (Element) m; String movieID = movie.getAttribute("id"); NodeList mnamelist=movie.getChildNodes(); for(int j=0;j<movielist.getLength(); j++){ Node n = mnamelist.item(j); if(n.getNodeType()==Node.ELEMENT_NODE){ Element name = (Element) …

for(int i =0;i<movielist.getLength(); i++){ Node m=movielist.item(i); if(m.getNodeType()==Node.ELEMENT_NODE){ Element movie = (Element) m; String movieID = movie.getAttributes("movie id"); NodeList mnamelist=movie.getChildNodes(); for(int j=0;j<movielist.getLength(); j++){ Node n = mnamelist.item(j); if(n.getNodeType()==Node.ELEMENT_NODE){ Element name = (Element) n; //System.out.println("MovieID: "+ movie id + name.getTagName()+ ": "+ name.getTextContent()); } } } } it gave me error of …

Guys I want to insert a Null dateTime Value into SQL database connected to C# desktop application. I'm using following code. I can insert Null dateTime Value into database, but I am having problem with how to update dateTime picker value and saving it into database.. I'm posting my code …

Hi all! I have a form with a combobox, a listbox and 2 command buttons.(see photo and neglect the blank listview) I select items from the combobox and add items to my listbox after clicking the button.(no problem with this) Then, I need to save each item of the ListView …

I want to pass the string from client to server and the server will display the string. First the client enter the option 1 and the server will reply ask from the movie name. My problem is i cannot enter the name from client and send it to server and …

i have a number of values in my database and i want to list only those values which is greater than zero

hi, I have dgv1 that contains amount column, and dgv2 that also have amount aolumn. I have following code to sum total vlaues of dgv1. but i want display both column vlaues from both dgv in to single textbox. how can i do this? Dim total As Integer For Each …

I have Button A and Button B. How to make Button A, same with action like Button B ? For example , if I click Button A , it will do calculation x = 1 + 1 . Button B also will do that if I click at somewhere else. …

Hi all, This is something very basic i know. I just wanted to avoid some confusion. What is the difference between char *names[100]; and char names[100]; This is what i know char names[100]; - its just a character array which can hold 99 characters and the last one will be …

If i have an array of names char *names[100]; (stored as pointers to strings), how to find the name that appears the most times in the array and how many times it appears. (a) if only one “mode” (b) multiple “modes” I'm thinking of implementing something similar to selection sort …

Hello, I've been working on this chat program which has a gui. Basically for now im just pressing start then connect to get a connection. Start is for the server window and if you press connect that will be the client window. I can send messages from the client to …

HELLO everyone i have a problem with which link is here can anyone help me please http://acm.epoka.edu.al:8080/en/problem-pid-c50f?ps=1&smt=a&smpwid=0

I've just started learning C++ on Linux. I have written a very small program which compiles but I get run time errors everytime I run it. The code is shown below: #include<iostream> int DoubleOf(int n); int main() { std::cout << "Double of 5 is " << DoubleOf(5); return 0; } …

Is there anybody having a code snippet for using the Bresenham circle algo and modifiying it in a way so that it actually draws arcs with specified start and end angle instead of complete circles? A Bresenham algo for a complete circle in Python would be like this: [CODE]import PIL.Image, …

Based on my understanding, both are doing the same way which also kind of override the methods. Abstract method is, both childclasses are having the same methods, but different execution code. Interface is, whenever the class implement the interface class, the class must write the execution of all the methods …

I have a Task class (superclass) which inherited PracticeTest class(childclass). I'd faced question regarding my pass year question. In fact, we are allowed to declared like this Task aTask = new PracticeTest(); But i wonder why we are doing this way? Thanks for advance explanation.

I keep getting this error message when I try to run ----jGRASP exec: java DomParserExample Exception in thread "main" java.lang.NumberFormatException: null at java.lang.Integer.parseInt(Integer.java:615) at DomParserExample.getIntValue(DomParserExample.java:152) at DomParserExample.getAlbum(DomParserExample.java:111) at DomParserExample.parseDocument(DomParserExample.java:89) at DomParserExample.runExample(DomParserExample.java:35) at DomParserExample.main(DomParserExample.java:177) ----jGRASP wedge2: exit code for process is 1. ----jGRASP: operation complete. Here is my code that I …

Group, I'm converting a text file into a .pdf file using ItextSharp. The code below works perfectly to do this. Unfortunately the default font size is to large. I need to make it smaller. Here's my code: Private Sub ConvertToPDF() ' Converting the Restran text file to a PDF file …

Hey guy,I would like to do a number jumping just like the picture.In the textbox,it will show number "3".When the button is click,the textbox number "3" will change to "2" then click again it will change to "1".How to do it?! I had try this code but useless(i know that …

Group, I'm using `System.IO.File.Move` to move an existing file into another folder. However it the program is stopping at this point with the error message "The process cannot access this file because is being used by another process". Unfortunately I can't find "the other process". For the record, I've also …

Hi, I have this doubt i have read that "We must declare c to be a type big enough to hold any value that getchar returns We can't use char since c must be big enough to hold EOF in addition to any possible char. Therefore we use int." it …

In my windows form, I have a combo box which is populated with (part code)values from my database and I'm finding it hard to set each equivalent (part name)value to a text box which is in the same table. I was able to populate combo box values using the code …