Software Development Forum

Hi, I am making a richtextbox to html convertor, I have added features like bold italic underline left align right align center align etc. I found a code to convert richtextbox to html but i am not sure how to use that function. Public Shared Function FromRtf(ByVal rtf As RichTextBox) …

Ok, I'm not sure how to format the readline to skip the header columns of the file that is being read in the code that I wrote/spliced in my class. I was wondering if anyone can point me in the right direction here. Thanks in advance! Private Sub btnLoadFromText_Click(ByVal sender …

i got this problem from: http://codingbat.com/prob/p178318 This is the question: > Given a string, return the count of the number of times that a substring length 2 appears in the string and also as the last 2 chars of the string, so "hixxxhi" yields 1 (we won't count the end …

Hello. I have a listbox that I would like to display and I would like to set a default selected item, which I will not be able to determine until run-time. Is it possible to set a default item in the program code? I have looked at the Index property …

this time I have only one textfile and I want to remove all duplicate lines so that each and every single line in it is unique unto itself. with open("textfile") as w: for line in w: W = line with open("textfile") as d: c = 0 for line in d: …

i want to find the total space used for the files owned by me from my current directory. i have du -sh `find ./ -user $USER -type f` which gives 8.0K ./.a 8.0K ./t 4.0K ./cat/A 4.0K ./a using -s has no effect. using du -sh by itself includes the …

Hi I would like to know :- 1. after developing a program with vb 6 then I would like to run the setup n install it in different computer,but when i run it adodc not connected with database Can I connected adodc in my computer ? Because my intention is …

i am new to spring framework. i have learned basic concept of Spring.Now i am trying to simply run one hello world application using spring. i am getting following error.i dont know why? i am using netbeans 7.2 and spring framework 3.1.1 Release. **hello.java** public class hello { private String …

hi everyone :) im trying to open this project , but when i double click it , vs2010 opens with error on the forms. double clicking the forms shows that the file doesnt exist at the particular directory , even when its visibly there. its probably a trivial thing , …

class Frame(Widget): def __init__(self, master=None, cnf={}, **kw): what is the meaning of **kw in this function, and what does it represent?

What is the difference between displayClassA and DisplayClassb? When creating classes should i put them outside of the Stuff Class or insisde? What's the difference? using System; using System.Collections.Generic; namespace Empty { public class DisplayClassA { public DisplayClassA(){Console.WriteLine("This Class is outside of STUFF");} } public class Stuff { public class …

I am trying to validate two text boxes in VB 10 Express. The first validation (parts) is working as desired, and the form will not proceed to the next step until zero or a positve number is entered. The second validation (labor) is not working as I would like. If …

Hello, I tried to use the textbox validation snippet available here - http://www.daniweb.com/software-development/vbnet/code/414248/textbox-validation# and Im getting this error. Please help :\ [IMG]http://i45.tinypic.com/9zxbvt.png[/IMG] Thank You

Hello everyone I just finished my last program for class this semester and would love to have some feedback from the memebers here on things that I still need to improve on or good coding practices that I may not know about that can help me become better. I have …

HI, I buy a SNMP board for my project and i got some problem to understand SNMP code with VB, Can somenone help me?, i got this code under another project, and i want to use it in my project but, when i copy and paste it in my project, …

i tried this, [CODE] using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace WindowsFormsApplication1 { public partial class Form1 : Form { int carX = 178; int carY = 161; public Form1() { InitializeComponent(); this.KeyDown += new KeyEventHandler(Form1_KeyDown); this.KeyUp += new KeyEventHandler(Form1_KeyUp); …

Group, I'm working with a ListView box for the first time. I've figured out how to populate it with data from a database. I now want to click one line of that ListView and have it return each of the five cells from that line into 5 textboxes. I've written …

Hi all. Using VB6: I have an application in which I am programmatically populating a datagrid. When I first drop the datagrid on my form, it has 2 columns by default. I can add further columns to them but I wanted to know if there was a tidy way of …

Hi group, I've been playing with a ListView and I'm struggling to get it to populated with info in a database. I'm hoping you may see something in my code that is creating the error. Dim con As New SqlConnection Dim cmd As New SqlCommand Dim rdr As SqlDataReader = …

Group, I'm declaring a variable in one form that I need to make available in a second form. My code in Form1 looks like this: Public Sub FuncKeysModule(ByVal value As Keys) Select Case value Case Keys.F5 Dim searchtype As Integer If txbPartNo.Focused = True Then Popup_PartNumbers.Label1.Text = "Enter the beginning …

#ifndef TINYVEC_HPP #define TINYVEC_HPP #include <iostream> #include<iomanip> using namespace std; template<typename T_numtype, int N_length> class TinyVector { protected: T_numtype data[N_length]; public: ////////////////////////////////////////////////////// // Constructor ////////////////////////////////////////////// TinyVector() { } ~TinyVector() { } TinyVector(const TinyVector<T_numtype,N_length>& x); TinyVector(const T_numtype & initValue); TinyVector(const T_numtype x[]); TinyVector(const T_numtype & x0, const T_numtype & x1); TinyVector(const …

I'm still a bit of a newbie and have what is probably a minor issue, but for some reason I can't wrap my mind around it. I have a program that does a whole bunch of stuff to text from an input file. The input looks like this: MArch 9, …

If any one can help me please to answer this questions please: 1. What is the difference between this.dollars and otherMoney.getDollars() 2.- What the return statement of this method is returning. 3.- How this method would be called from the main and give an example Thank you in advanced. // …

So I am working on a problem and have a bit of an issue that I can't seem to figure out and would like some guidance. I have string input coming into my program via fstream. Its a bunch of sentences where I have to cout it in such a …

If there is a String Buffer, and a String Builder based on array technology, why then is there no equivalent mutable data type based on a Linked List? Or is there?

Hi everyone! I am working on a custom control, and for the life of me I can't figure this one out. As of right now, all properties for controls that are settable in the editor I use this code: [Browsable(true), Description(""), Category(""), DefaultValue()] I fill in the blanks appropriately, but …

Whenever I want to delete row my excel file in c#. I have get error. I tried much much codes on the net but I can not solve my problem. Please solve my problem... Regards,

Hello I have this: String price="10,00 €"; int num=2; int sum=Integer.valueOf(price)*num; System.out.println(sum); //Should print out AT LEAST 20,00 But note: That € sign can be $, €, £ or another AND it can come before or after the numeric float amount. What is the best way to do this? Thank …

hi .... im tring to insert a picture with some information to the database when i run the progaram it will display the bellow message NullRefaranceExprasion was Unhandle Object reference not set to an instance of an object. this is my full code is there is any mistake? Imports System.IO …

Hi I know how to make just numeric textbox, but the problem is that I wisch to enter in the text box wit 2 numbers and then search trough a database to recive just zipcodes. Lenny

hi guys, im a bit stuck here and wondered if anyone could help? what i want to do is, after the DataGridView is populated (this part works fine) is to do a calculation on 2 columns i.e column 2 column 6 1 2 2 2 i need column 1 and …

I've been trying to figure out how to launch a java application from a single double click file like you would Microsoft Word or Firefox. I think I've seen a couple of Java applications that do this, but I haven't seen how.

Hi, thanks for looking at this thread. :) **The goal:** I have this 2D boolean array (from my [decoder](http://www.daniweb.com/software-development/java/threads/452559/decoder-simulatorcalculator-complement-of-2-problem) thread). I managed to write a method that goes through the rows and appends a '1' or a '0' to a string based on what's in the array (1 for true, …

I'm learning how to use the SDL libraries but I'm having a small problem playing the sound. The program appears to load the sound but either not play it or play it too low for me to hear. Here's my code so far: [CODE]#include "SDL/SDL.h" #include "SDL/SDL_mixer.h" Mix_Music *play_sound = …

Hi! It's me again and [this](http://en.wikipedia.org/wiki/Decoder) is a decoder! **The goal:** And I'm trying to make a program that solves logical problems related to the decoder device. For that I need a loop that write true/false into a boolean[][] based on the rules. Say we have a decoder with 3 …

Hi, I need help with my c++ maze game. The problem that I'm having is my keys and doors. I don't really know how to unlock a door after obtaining a key. Heres my code, its a bit messy: #include <stdio.h> #include <stdlib.h> #include <windows.h> #include <process.h> #include <cstdlib> #include …

Hello all, I am trying to get a bunch of sub-keys and values from the registry in vb 2010 and i remember in vb6 this was quite easy. Can anyone share code to help? Or a link where I can go? I've been searching for nearly 8 hours on line …

Hi - I am a pretty remedial visual studio express user. I recently understood how to do cascading comboboxes using the binding sources of the related tables, eg tbl 1 Make, Table 2 model, so as eg only ford models displayed in cbo2 if Ford selected in cbo1 - thanks …

Hello all! I was able to make a program that writes random numbers to a file depending on how many the user requests. I now need to write a program that read those numbers...prints them... then at the end adds all the numbers from each line together and adds them. …

Write a program with subclass InterestAccount and CDAccount. The driver program (Account.java) must perform following transactions: 1) Print the name of your bank and yours at the top. 2) Creat an Intrest Account for "Benjamin Franklin" with PIN of 1234 and a starting balance of $100. 3) Creat a CD …

Ok thank you in advance for any help! The problem: Write a program that asks the user for the name of a file. The program should display the contents of the file with each line preceded with a line number followed by a colon. The line numbering should start at …

I'm having trouble with a bit of code here. What I'm trying to do is paste multiple images(generated from a helper function) into a RichTextBox. Here's my code: string tempText = "For the arithmetic progression $a_1, a_2, a_3, ... a_9$ it's known that $a_2 + a_8 = 8$. The sum …

Hi , Please can anyone help. I have a window(1280x768) that contains a resolution(1920x1080). I am trying to use ScreenToClient to obtain the mouse coordinates while in windowed format. I am drawing a line from a subject to the mouse cursor which works fine in fullscreen but not in windowed. …

Hi guys,i was having this problem with inserting a record into access database in visualstudio 2010. here's the problem,here's the code bridgenumber = TextBox1.Text.ToString() bridgename = TextBox2.Text districtname = ComboBox1.Text sectionname = ComboBox2.Text roadsegmentname = ComboBox3.Text bridgetype = ComboBox4.Text bridgespan1 = TextBox3.Text bridgecondition = ComboBox5.Text acquisitionyear1 = ComboBox6.Text evaluationyear1 = …

Hi it's me again with the silly problems in my vb .net codes :( I have a serious problem with combo box i need to use the selected item in combo box when user selects for example GREEN from be drop down list after than i need to put that …

Hey guys, i found this tutorial online that involved searching your database for an existing value. I have changed the code around so it fits with my system but when i run it the input displays but once i press ok the input box closes and nothin else happens. Heres …

Ftp Server Complete Source code

textfileA = one word per line textfileB = multiple words per line textfileC = words that I have manually found already if words from textfileA also exist in textfileB, I need to replace the words in textfileB with "error" and write the replaced words from textfileB to new lines in …

Group, I've been working for several hours trying to correctly write to a database file. Here are the parameters: Database Name: DATADESIGNSOLUTIONS Table Name: PRINTERMAINT Column Names: PrinterID (primary Key), PrinterName, PrinterNumber, PrinterLocation, PrinterAddress I've been working at this two ways: through the Visual Basic code and through SQL Server …

How do I implement a frequency counter in a treenode that increases when the user enters an existing word? I have a program where the user is asked to choose: enter string, search for string My frequency counter is not working properly. How do I keep track of the frequencies …