Software Development Forum

Hi, I'm newbie with C++ and I found an example which I need http://ideone.com/Eikbr4 But I've a question, how do I seperate this piece of code into .h and .cpp.. I tried to do something similar on my own but I'm having struggling with it after multiple try.. I've read …

STAR WAYS BUSES is a new bus that wants to launch services in city A but to ease its work it needspre-paid tickets.it plans to use zonal pricingsystems as follows; i).ticket price per day between zone 2 and 1 is $2000 ii).ticket price per day betweenzone 3 and 1 is …

Hi there, I have a problem in finding where is the mistake in my code.The problem is that I am not getting correct output of printf. As you can see I am derefferencing the pointers pd_f and pd_C in the brackets just before they are multiplied. The problem is removed …

if C++ isn't a real OOPL, what left? with another words i want study(theory\concepts) the real OOPL. can you give me a link with these information?

How to sort vector<int> v{3,2,7,6,5,8,1,2,3,4,5}; in decreasing order using function object. I did using lambda expression sort(v.begin(),v.end(),[](int a , int b){return a > b;}); But How we do using fn object

Hello. Just learned about hashmap a week ago. My code can add an Employee's name/id/performance scale based on user input. I allow the user to also remove an employee by allowing user to input name/id to remove. However, when the user prints out sorted last name, the name the user …

Hi , I am just curious to know that , why i am not able to compile below code if i define access function inside the class. i am able to execute another friend function inside the class. Does it mean class scope is responsible for the execution of other …

Uhm, so hello! We have this project in our CS course that states that we have to generate our own Bingo Game program, we can use help or we can let a person/people work on it as long as we can understand it. But I chose the latter part of …

if i try to dump from shell like this `python -c 'help("modules")' > ~/Desktop/modules.txt` but if I try to execute from within the python like this `>>os.system("python -c 'help("modules")' > ~/Desktop/modules.txt")` i get error File "<stdin>", line 1 os.system("python -c 'help("modules")' > ~/Desktop/modules.txt") ^ SyntaxError: invalid syntax once i get …

int main() { map<string,size_t> count; string word; while(cin >> word) count[word]++; --------(1) for(auto it=count.begin();it!=count.end();++it) cout << it->first << ": "<< it ->second <<endl; I donot understand the code particularly the line (1) Could anyone can explainÉ

Hello, I have one tar.Z file. I have to run shell script **daily** as it is required to update the database. customer_yyyymmdd_hhmi.tar.Z sales_ yyyymmdd_hhmi.csv (5 MB - 20 MB) purchase_ yyyymmdd_hhmi.xml (650 MB - 950 MB) I have made small part of XML file. There are 4 parts. There is …

I have this code which saves the value into database from JSpinner SpinnerListModel monthModel = new SpinnerListModel(); String[] monthStrings = {"1Month","3Month","6Month","1Year"}; //get month names monthModel = new SpinnerListModel(monthStrings); JSpinner spinner = new JSpinner(monthModel); statement.setString(28,(String)monthModel.getValue().toString().toUpperCase()); But how to get that value back for Editing? I tried spinner.setText((String)monthModel.getValue(),29); But it says The …

i recently took up a project on openvpn when i got the source code of an openvpn application written in python by ivanzoid http://code.google.com/p/pyopenvpnman/ but after laying my hands on many things and reshaping the application i couldnt go any further because of some errors detected 1.writing to a config …

i am working on a project but this parts seems to stall me i want to be able to write to a text file to change just two lines of d file say line 1 and 3 using wxwidgets i will appreciate helps nd suggestions thanks

i have to develop a code for coversion of video files from raw format to mp4 in linux os using cpp.... i also have to save the resulting mp4 format... friends can anyone plz help me do this i ll be very thankful to you

Hi all, I am having an issue with getting my Jbuttons and JComboBox alignment properly in the JPanel. I have tried changing the coordinates of the GridLayout around to try to satisfy, but they are working properly. I am trying to get my radio buttons to the far right and …

Hello, all. The following is a problem I'm currently working on. I can't get it to run like the problem asks. Any help would be greatly appreciated.

When I click on Button which fetch records from the database it works fine public void fetchrecords() throws SQLException { Statement stmt = null; String query = "select * from Employer where Fileno=1"; try { stmt = con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE); rs = stmt.executeQuery(query); while (rs.next()) { firstNameTextField.setText(rs.getString(2)); lastNameTextField.setText(rs.getString(3)); addressTextField.setText(rs.getString(4)); //and more records. …

hi all i want a program that allow me to import excel data into access database using vb.net knowing that the excel data contains duplicates and blanks.my table looks like this: Reference quantity unit_cost turnover once the data is imported, I want to perform calculations to calculate the cumulated turnover …

I am having a problem getting this code to work in deleting records from a database. The path to the database is correct and I have another couple of event handlers that work fine using this same datbase so I know that the path to the Db is good. Any …

I am a Python (2.75) neophyte and need to reformat a large data file. A sample is below: P1 01 01 1991 100.00 P1 01 01 1992 111.30 P1 01 01 1993 97.58 I1 01 01 1991 0.0 I1 01 01 1992 20.0 I1 01 01 1993 32.4 I need …

I dont understand why the image isnt appearing! please help.. import javax.swing.*; import java.awt.*; //import java.awt.event.*; public class level2 extends JFrame{ Container con= getContentPane(); ImageIcon bg= new ImageIcon("D:\\Raptor\\background3.jpg"); JLabel back= new JLabel(bg); level2(){ setDefaultCloseOperation(EXIT_ON_CLOSE); setLayout(null); setSize(1300,700); back.setBounds(0,0,500,500); con.add(back); setVisible(true); } public static void main(String[] args) { new level2(); } }

Guys, I need to write thread safe singleton class for my assignment. below is the code snippet for factory method in singleton class, I will appreciate if anyone is having suggestion for the same. *MySingleton * MySingleton::GetInstance() { if (m_pOnlyOneInstance == NULL) { pthread_mutex_lock(&mutex); m_pOnlyOneInstance = new MySingleton(); pthread_mutex_unlock(&mutex); } …

I have created a linked list and I wish for the user to enter a Station and then the output is the number stored for that station. LinkedList myList = new LinkedList(); myList.addFirst("London", 5); myList.addNode("Manchester ", 10); myList.addNode("Liverpool", 20); myList .addNode("Birmingham", 50); This is the input for the user to …

why this works `> varhelp = __import__("sys")` and this doesn't`> varhelp = __import__("sys.path")` the second one throws: Traceback (most recent call last): File "<stdin>", line 1, in <module> ImportError: No module named path then how to achieve the second one?

Hi, I have written a C program in Turbo C to load BITMAP image and now i am trying to send it over serial port. Kindly Help me how to send that image data which i already loaded in memory over serial port using OUTPORTB or BIOSCOM ? [CODE]#include <stdio.h> …

I want to write a C code that reads billions of integers from a text file. Each integer is of length 10 digits (e.g. -2311872000). then I build a linked list to store these integers.how could I do that ?

Hi members, This is a program i wanted to implement semaphore between parent and child processes which are trying to access a shared variable called counter ... i dont know why it is not getting incremented during the child process !! someone help please !! #include <stdio.h> #include <sys/types.h> #include …

A, B, C, and D are two-dimensional arrays , all of the same size ,and all of type double . I need code fragment that computes D = A + B + C, where each element of D is the sum of the corresponding elements of A, B and C. Also two …

My teacher is asking this of me, and I am just not following how to do this. All distance learning and not a lot of assistance. any help would be amazing. "For this assignment, you will create a program that records information for a book sale. You will use parallel …

Hi everyone, Today i have a question about how can i write one code for all shapes like, 1234 2341 3421 4231 or 55555 55555 45555 34555 23455 12345 Thanks alot.

can someone show me how to make an animation in turbo pascal? i'm a new and i'm stuck in making my first game. especially in the animation of the game.

I am trying to load the help on each method into a QTextEdit in PyQt4 how can I have this variable hold help on a method, example: `data = os.system('python -c "import sys; help(sys.path)"')` but data value contains `0`

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def matrix(mat, num): for i in mat: for j in i: print(j * num) So I'm trying to make a code that multiplies a matrix by a number, my code above is not working and i think the reason is the for statements could be wrong, so what i tried …

I am a newbie to C++ . i am trying to , i think, answer this question and i am lost many hours wasted. I think I've broken the problem done correctly. (NOTE WE CANT USE VECTORS OR STRUCTURE (still newbie) ONLY = CLASS< FUNCTIONS ARRAYS) 1)i need to design …

Write a Java program which adds all numbers that are multiples of either 7 or 9 up to 600. Ensure that numbers like 63 are added only once in the sum. Thanks for help

My assignment is to create a program that asks the user what they want to do: 1-add a member, 2-delete a member, 3-see the arraylist of members, or 4- exit. I have the menu popping up, but I can't get it to go back to the menu after I execute …

is there any function(API or something) for get 1ms of precision? i have 1 timer, but i only get 10ms of max.

how to display 256 color bmp files in trubo c++ 3.0??? i ve already displayed a 16 color bitmap in turbo c++... i came across this code but it doesnt work...pls tell me whts the error... [code] #include<iostream.h> #include<graphics.h> #include<fstream.h> #include<conio.h> struct A{ char type[2]; /* Magic identifier */ unsigned …

The combine function been bug since yesterday. Been trying everything back then, define in the source file, remove some code to prevent overlapping definition, etc... I don't know what I should do, can anyone help on this? #ifndef SALES_DATA #define SALES_DATA #include <iostream> struct Sales_data { // new members: operations …

Dim MoveRight As Boolean Dim MoveRight As Boolean Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick PictureBox1.Image = Image.FromFile("C:\Users\Adrian\Documents\but\Butterfly1.gif") Timer2.Enabled = True Timer1.Enabled = False End Sub Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load PictureBox1.SizeMode = PictureBoxSizeMode.StretchImage End Sub Private Sub …

I'm trying to take input keypress event and move the text it would have typed into a textbox to a different textbox instead. textBox1 has a length limit of 1 so I dont actually have to prevent text going into the box because the textbox is already full I just …

Hello, I am trying to execute a jar file with higher version of jdk. But it fails & the worst part is I am not getting any error message. Jar file compiled verison: jdk 1.5 Executed version: jdk 1.7 I assume the jar file is downward compatible. thoughts pls? Thanks! …

Hi all, I wonder if you can help me with this. I am looking at a fairly long (well at least for me) java program, about 700 lines. Basically it's a very very basic simulation of an ATM that can run on a computer. Now, in all the classes I …

Totally a newbie question.. Sorry. My co-worker & myself are seeing that C# is the prefered language over VB. We would like to change, but right now it is only to make sure we are more marketable as our company is going down the tubes. We cannot go to our …

Hi guys, I'm stucked at (as it seems to me) a very strange problem. I have a listview on my form to which a list of users is populated from mssql db. In the same table but different column I have user_id. I have a textbox and a textbox_keydown control …

## in these unv file how to read block i.e from -1 to -1 ##

i want to get text from console screen for example System.out.println("hello"); i want to get that "hello" and store it in string how to do that?????

Hi all. I need your help. Iam using vb.net 2010 and sql server 2008. I have problem when retrieve multiple rows from database to datagridview. All rows have the same identification number(patient registration number).I have problem in loop to show the all rows in datagridview. Pleaase anyone knows that help …