Software Development Forum

Hi there. I've just written an extremely simple cross-platform wrapper for posix threads. I compiled it on unix and it compiles with no errors. The windows side... not so pretty. I'm using MinGW. gcc compiles fine but throws a couple of warnings at me (I'll explain in a bit.) g++ …

Hello to everyone! This is my first post here, I hope you can help me. I'm making a class work in python and I'm a little lost: I have to use classes to represent monomials and polynomials, and the classes should contain methods to add, substract, multiply and divide them. …

Hi guys, it's been a frustrating day so far, I've taken the week off to get to grips with Xcode and produce an application for the iPhone. Wishing I hadn't now! Anyway, I'm slightly stuck in my conquest... I collasped the "Scene" panel when storyboarding and now I need it …

Hi Trying to login to google accounts this is the code that I created but I get this error: Your browsers cookie functionality is turned off. Please turn it on. I dont want to use there api too as this is a learning for me thought I had it nailed …

Here's the problem: I need to implement a stack as an adapter to a List class. I don't know what that means though! I've researched on Google countless times and still don't understand what an adapter is. All the examples I've seen point to using inheritance and then using the …

Sometimes we want to tackle some problem specifying properties of sequence of numbers consisting the integer. Then it is usefull to have function to join many integers to make a long integer. Most efficient way for tight loops is to stay in integers domain and not go through the string …

Hey when I don't template my classes, I can pass member functions to eachother normally. But when I template it, I get errors. The two functions are defined as so: CustomType& Delete(int Position); CustomType& Delete(T ValueToDelete, bool All = false); CustomType& Delete(CustomType ValuesToDelete); And Implemented like this: template<typename T> CustomType<T>& …

Hi, Is anyone familiar with this problem in BorlandBuilderC++: void Print(AnsiString Path){ Label1->Caption=Path.c_str(); } ... Print("C:\Directory1\Directory2\Music.mp3"); When I pass this string to Print(AnsiString) and try to display it in Label1, I lose all '' signs and text in Label1 looks like this : **"C:Directory1Directory2Music.mp3"** Why is this like that? Thank …

I'm trying to add an image to the top of my GUI as a logo. I tried to put it in a JPanel then add the JPanel at the top of the GUI, the only problem is that my image isnt going into my JPanel. Heres my code for it …

How can I do the following but easier? I'm templating a class but I want it so that if typename T is of a literal type such as a string or char, then it can use the following member-function. If not then it cannot use it. I've been using typeid …

Hi, I'm trying to write some code that will draw a filled in black circle at the coordinates where the mouse is clicked. Here is what I have written so far, I can currently get the coordinates of the mouse click point but nothing is displayed. I also get an …

My source code runs fine in IBM RAD. When I tried to run it in JBuilder, I encountered an error "Incompatible object argument for function call" while running a JSP file. Any idea how to handle it? See details below: 012-06-16 10:20:48 - Ctx( ): Exception in: R( + /FileUploadAction.jsp …

These are the guidelines; 1. Create and initialize an array containing the following tax rates: 0%, 5%, 10%, 15%, and 20%. Create and initialize another array containing the following income amounts: 0, 10000, 20000, 50000, 100000. 2. Prompt the user to enter a gross income amount. Read the gross income …

Hello, can you please help me to see what's wrong? INSERT INTO jobs (priority, date, deadline, material, status) VALUES (?, ?,?,?,? ) select customerID from Customer where CustomerID =?"

Hi guys I've been trying to connect my c# file to my database file(in .mdf format created in SQL Server Management Studio 2008). So basically I used visual studio 2008 for my C# file and SQL Server Management Studio 2008 for my database file. Now I'm sure that the naming …

Hi, I am currently learning how to program, and have a code below: int voltage; printf("Voltage\t\tSoC\tDescription\n"); printf("-------\t\t---\t-----------\n"); for (voltage = voltage_min; voltage <= voltage_max; voltage = voltage + step_size_variable){ printf("%d\t\t%0.3d%%\n", voltage, ((voltage - 3000)/1200)*100); } When I run it, the program outputs only 0.00%s, and is not calculating the voltage …

Good day g'Men! I just needs some advise or code about positioning the recorset after requery! I have 20 records in a table, I am on record no 10 and deleted it and pull movenext. The record to be view is record no 11. but a get the last record …

How would I go about searching a map that hasbeen written to a file? My GUI has a method caled processFind() which prints all keys in the map, I have this working but not if the map is saved to a file. private void processFind() { gui.results.setText(""); for (Object s …

Good Evening (in CET) to everyone. I am in need of a bit of help. I have the following cpp and.h files: dirmain.cpp #include "dirseq.h" #include <iostream> #include <algorithm> #include "dirseq.h" #include <string> struct IsEven { bool operator()( int i ) const { return i % 2 == 0; } …

Good day to you all, am currently working on a windows application. I used sql compact edition for the database. But the first problem i got was that it kept giving me errors i copied and pasted to error code on google and I got an article that says I …

Can i create **GUI in round** shape wihtout title bar by extending **JFrame** class in java. I want circular shape instead of default rectangle. How can i do this? Plz give solution as soon as possible.

I cannot connect to SQL server heres the code Dim conn As New SqlClient.SqlConnection conn.ConnectionString = "Data Source=|DataDirectory|\Books.sdf" conn.Open() '\\ Error Comes here Dim sqlcomm As SqlCommand = New SqlCommand(("SELECT MAX(ID) FROM Books"), conn) maxid = sqlcomm.ExecuteNonQuery() Error Prompts me as > A network-related or instance-specific error occurred while establishing …

I have to develop a simple parser, to read "block" of text for example: /TEST {. text .} /TEST_DATA {. infs .} and, I need to read informations of inside of label.... and... the file with have this informations... have a lot of labels, with the same perfil for example: …

Hi, I have designed a windows form(to act as a messagebox) with Label and OK, Cancel buttons. I'm on form1 and call this messagebox form in the closing event. If I debug the showdialog of the messagebox form the custom text is displayed on the Label, however if the application …

Assume you are looking to buy a house in a new development.After looking at various models they are majestic,split-entry,and single-story.The builder gave them the base price and the finished area in square meters of the three models.They want to know the models with the least price per square feet.Write a …

**Dudearoo** *Useing Code::Blocks* Heys you guys! ive got a question, i want to know if its possable to read a file name like for example dudearoo.dat and output the name ive got an idea for it, just i dont know how to read file name not coded into the program. …

Hello, I've found quite a few answers on this site. I was a network admin, however these days you have to wear multiple hats and as such I'm learning Python at work and my main source for answers when stuck is of course, the net. So here is my problem. …

I have an mdi parent and 2 child forms. Both are opened. Now When I try to pass a value, it gives me nullexception value. Heres how I created MDI child forms: Dim _a As New a _a.MdiParent = Me _a.Show() Dim _b As New b _b.MdiParent = Me _b.Show() …

hi please i want to use mouse move event in windows form to get mouse coordinates to show it in the form.and using this coordinates use the events mouse up and mouse down to draw a line . thanks

Hi every one, Can anyone give me some idea about this! I need to check a string is numeric or not. Example: if string is 1111111111 returns true if string is 11111111aa returns false if string is 11 1111111 returns false if string is 111~`11111 returns false Any idea will …

I've read that anonymous structs are a compiler extension and codeblocks allows them as long as -pedantic-errors are not enabled. My question is, since it is not legal in C++, what would be the legal equivalent of: typedef union XYZ { int Color; struct { BYTE X, Y, Z; }; …

Hello, I have been programming for a little while, but I wouldn't consider myself very novice yet. Yesterday I started a project but ran into difficulties with getting the position of the object (apply_surface(0,0,Ss,screen,&clip[0]); to change based on the key input because they are in different headers and stuff, so …

Is there anyway, through java, to tell whether a tv connected to your computer is turned on or off? Or if its not build into java is there any way to even do this in windows? Because nothing change in windows or my raedeon driver when i turn my tv …

**Dudearoo** *useing Code::Blocks* Hey you guys! I've got an problem, i want to print the current time, simple as that. heres my Code. #include <iostream> #include <stdio.h> #include <time.h> using namespace std; int main() { time_t rawtime; struct tm * timeinfo; char space[50]; time (&rawtime); timeinfo = localtime(&rawtime); strftime(space,80,"Current Time:%h%m%p",timeinfo); …

Hey c++ maniacs out there ^_^ I need your help to edit this code. In such a way that this program can generate all prime numbers from 10000-50000. BUT it will still ask the user what limit he wants but the limit should be between the said default limit ( …

Hi I want to resize all my photos but there are so many subfolders too and every subfolder contents JPG files. Now, I want to resize all my main and sub folder's JPG files with HIGEST CLEARITY. I know that there is "convert" command but it only do inside one …

Hello kindly help me to solve my problem to check item listview to avoid duplicate item in database. I have 1 listview, my plan the listview checking each item from database before insert to database. and item in listview obtained from opendialog excel this is my code : when items …

Hello guys, I need to develop my own peap protocol. I've found some source code to inspect, but i dont know how to compile it. In Linux? In Visual Studio C? Please help me. I'm getting so pressed :s Here is the source codes : client : http://www.codeforge.com/article/116327 server : …

Hello Forum Members, I am fairly new to programming in general and am just learning VBA for Excel and Access. I currently have a work project that involves producing a SQL query from our internal database system based on VBA procedures in an Excel template. Most of the code was …

hi! im currently creating a payroll system for my project and part of it is a time calculator. but my problem sir is that i don't know how to deduct lates on there daily hour .. its goes this way sir, it has a textbox that has their schedule that …

System date & time is in SimpleDate format. How can i convert this into integer? **"sdf.format(new Date(System.currentTimeMillis()))"...**.......... I want to convert current time** into integer** data type. *Plz plz plz help me.* Any help for this is alwayz welcome.

Hey, Im stuck trying to figure out how to insert one byte between two other bytes that have already been created in an output stream: OutputStream out = new FileOutputStream("MyFile"); try { out.write((byte) 70); /*Byte should be inserted between these elements*/ out.write((byte) 40); /* but must be performed at end …

Hi guys.. I have some problem with Richtextbox. I have a Richtextbox in Form class. How can I add any text into the textbox from other classes for instance from Client class? Hope you can help me. Thanks

Hi, I have a requirement where I have to identify duplicates from a file based on the first 6 chars (It is fixed width file of 12 chars length) and whenever a duplicate row is found, its original and duplicate row's last 2 chars should be updated to all 0's …

**Wow I'm an idiot, I just saw the problem, how did I not see that for so long. How do I delete threads?** Hello everyone! I have a problem that confuses the hell out of me, when I try to compile my class file I get the "illegal start of …

Hi, i need help on updating data in mysql using JDBC since im using java.i want to send data from arraylist and it seems and error when i run it.below is my code for update. [CODE] private void update(ArrayList<String> list, int uid) { try { Connection con=null; Class.forName ("com.mysql.jdbc.Driver").newInstance (); …

Hi guys I've been trying to connect my c# file to my database file(in .mdf format created in SQL Server Management Studio 2008). So basically I used visual studio 2008 for my C# file and SQL Server Management Studio 2008 for my database file. Now I'm sure that the naming …

i need help creating enemy. i want enemy to move closer to player and enemy can only move left or right; here is my enemy class public class Enemy extends BasicGameState { Animation enemy; Animation e_movingRIGHT; Animation e_movingLEFT; int[] duration = {200, 200}; //how fast animation change double speed = …

I have a TreeeMap that i need to wite to file. I tried this: try { File file = new File("reboot_customer_details"); FileOutputStream f = new FileOutputStream(file); ObjectOutputStream s = new ObjectOutputStream(f); s.writeObject(customerDetails);//customerDetails is the map i need to save s.close(); } catch(Exception ex) { gui.results.setText("Error: " + ex); } When …

Hi, I have these two - almost identical http posts, one works, other doesn't. POST /debug/kktest.ashx HTTP/1.1 Content-Type: multipart/form-data; boundary=---------------------------8cf186fa8ac7b31 Host: 172.16.0.9:7777 Content-Length: 68004 Expect: 100-continue Connection: Keep-Alive -----------------------------8cf186fa8ac7b31 Content-Disposition: form-data; name="identu" 2 -----------------------------8cf186fa8ac7b31 Content-Disposition: form-data; name="bookingno" aaaaa -----------------------------8cf186fa8ac7b31 Content-Disposition: form-data; name="tag" -----------------------------8cf186fa8ac7b31 Content-Disposition: form-data; name="file"; filename="aaa" Content-Type: x-application/pdf binary …