1,605 Topics
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| | Hi, Is there a way to read data from the serial port by two applications? For example, my application uses an activeX component to receive video stream and display received data. At the same time, I want to record the received packets into some file or into a memory stream. … |
| | Hi. I added a file called "sldata.txt" to my Silverlight solution (which I test in an ASP.NET site) in VS 2010. But when I try to access it using stream reader: StreamReader sr = new StreamReader("sldata.txt"); I get a SecurityException - File operation not permitted. Access to path 'chatdata.txt' is … |
| | I am trying to play some audio from within a program using [ICODE]MCIWndPlay(m_Audio);[/ICODE] or [ICODE]MCIWndPlayTo(m_Audio, duration);[/ICODE] type calls. The program is getting the path of the media from an RSS feed and the audio can be either an MP3 file or a streaming MP3 (either progressive download or actual streaming …  |
| | I seem to be having an issue with a program I am creating. It should be a simple program that sends commands from a Java program to a Groovy script (whether the script be on the same computer or another on the network) but I am running into some problems. … |
| | I am having some problems with merging a large number of text files. Basically I am attempting to merge upwards of 2000+ text files that could range anywhere in size from 1 megabyte to multiple gigabytes in size each. Thus implementations must use some form of buffering in order to … |
| | We have a MDI main form, which contains a main menu and holds the properties and routines to - select, read and write a selected DAT-input file, and to convert the data to and from a MS-Access database - open forms like grids and specificly an InpMatrix (which shows INPUTMATH … |
| | So this is assignment number 14 and this is the fourth time Im bothering you...I hope you can help me. I think Im almost done with it but I can not get "toupper" my name and lastname so it would be copied to the outfile.txt file. Description: The program writes … |
| | Hi, why in my new file put all program code? When i open "new_doc.doc", give: " first line second line<form method = "post"> Download: new_doc.doc, <input type = "submit" name = "ok" value = "OK" /> </form> " [CODE="php"] <?php if(isset($_POST['ok'])) { header("Content-type: application/octet-stream"); header("Content-Disposition: attachment; filename=new_doc.doc"); $data = "first … |
| | Hi, I have written the following code to download a file from a MySql database using a Servlet.The problem i have is that i havnt done it right. Can someone please point me in the right direction. Any help will be greatly appreciated. Thank you for your help. [code=java] import … |
| | Program Exercise 3. Your teacher at your school requires your help in grading a True/False test. The test answers is stored in a file called Answers.txt. The student responses are stored in a file called Reponses.txt and has the following layout: 999999999 FTFTFTFTFTFTFTFTFTFT The Answers.txt layout is: FFTFTFTFTFTFTFTFTFTFT Write a … |
| | Problem Statement: Consider a collection of songs in an MP-3 library where each song is characterized by artistName, songTitle, albumName, playTime (in seconds), musicCategory, and albumProducer – hence, you will need to use a struct data type to hold a song and an array of structs to hold the song … |
| | Hey, i was wondering if there was a way to output really large decimals, either to a file or to the output stream? because when i do this: [CODE] file << setiosflags(ios::showpoint) << setiosflags(ios::fixed) << setprecision(50); [/CODE] or do that with cout, the program crashes. |
| | Hi, I've just joined this website for help with some C++ problems. I am new to C++ and face the task of reading from a text file and outputing the result in another text file using the[B][COLOR="Red"] istream& operator >>(istream& stream, storage &s)[/COLOR][/B] it looks like something underneath: istream& operator … |
| | Hi; I have a Q/A based game which randomly selects questions that are stored in access file table. I have define a vector and a stdstream that takes no of questions as input. The no of records are 300 and I want the program to select only 30 questions but … |
| | Hi i have this problem in my web cam fujitsu siemens pa2548 OS windows XP 32bit [URL="http://img715.imageshack.us/img715/2883/errorwq.jpg"]http://img715.imageshack.us/img715/2883/errorwq.jpg[/URL] I scan my computer with a [URL="http://www.nirsoft.net/utils/blue_screen_view.html"]http://www.nirsoft.net/utils/blue_screen_view.html[/URL] and shows me these errors [TEX]================================================== Filename : BisonCam.sys Address In Stack : BisonCam.sys+30e2 From Address : 0xa47b6000 To Address : 0xa4873980 Size : 0x000bd980 Time … |
| | hi, i have an aspx page, Default.aspx, which runs when a web service is called. the output of the web service is something like this: http:\\xx.xx.xxx.xxx\FileDownload\Default.aspx?download=2.csv&type=csv This link above will download the csv file present on the server. The code for the default.aspx is given below. I want to know …  |
| | Hello everyone. I am working on my lab assignment and am somewhat stuck on how to proceed. We are studying using the book [I]Starting out with C++: From Control Structures through Objects[/I] by Gaddis. The lab assignment is as stated: [QUOTE]NamesOf1980s.txt is a text file from the SSA detailing the … |
| | [CODE]#include <stdio.h> #include <stdlib.h> #include <string.h> #include <math.h> #define TRAINING_LIST "./rc/training.list" #define TRAINING_FILE "./training_set/%s" #define TEST_PATH "./test_set/%s" #define PREDICTION_FILE "./prediction.txt" #define FEATURE_FILE "./feat/features.txt" #define MAX_RATINGS 100480508 // Ratings in entire training set (+1) #define MAX_CUSTOMERS 480190 // Customers in the entire training set (+1) #define MAX_MOVIES 17771 // Movies in … |
| | I know this is probably the noobiest question you have ever heard, but is their anyway to make forms in the same project actually COMMUNICATE with each other? Using Visual Studio 2010 for C#, I can't figure out how to make each separate form be basically synchronized with the main …  |
| | Every time i compile this code i come up with a additional set of numbers, but i don't know why. [CODE] #include <iostream> #include <stdlib.h> #include <iomanip> #include <string> #include <fstream> using namespace std; void calculateAverage(double quiz1, double quiz2, double quiz3, double test4, double& SAverage); int calculateGrade(double grade); int main() … |
| | I have a little spoky problem here. I really cant understand what it is. I am reading a file that is completely empty. But still the second MessageBox is showing this string: "22" I cant wrap my head around why if( line != "" ) is executing and no character … |
| | i need to find all the files in the directory and sub directory that have a text file..within this text file there is a string called average with some value.. the code below works fine for a single directory...but i need to find the same text files in the sub … |
| | [code=java] import java.io.*; import java.awt.*; import java.awt.event.*; import javax.swing.*; import java.text.*; import java.util.*; public class Transfer extends JFrame implements ActionListener { //Declare output stream DataOutputStream output; //Construct a panel for the fields and buttons JPanel fieldPanel = new JPanel(); JPanel buttonPanel = new JPanel(); //Construct labels and text boxes JLabel … |
| | Hey everyone, I hope someone can help me figure this one out! I'm trying to take the live feed I have from our ip camera (a .av file, whatever format that is) and buffer it onto a server to be streamed. So far ive written a c# app that downloads … |
| | Hi, I have a form that allows the uploading of an mp3 file to a directory on the server. Which works fine. Then all the form contents are emailed, including the attached mp3. Issue is the mp3 is opening in the body of the email (not attached) and is in … |
| | [QUOTE]hi i am new to php. i am getting the following error ----Warning: fopen(C:/Program Files/Apache Group/Apache2/htdocs/Project/) [function.fopen]: failed to open stream: No such file or directory in C:\Program Files\Apache Group\Apache2\htdocs\Project\download.php on line 4---- ----Warning: fclose(): supplied argument is not a valid stream resource in C:\Program Files\Apache Group\Apache2\htdocs\Project\download.php on line 27------[/QUOTE] …  |
| | Hi I am using ASP.NET to upload files that is to be stored in MSSQL Server 2008 as varbinary(MAX). I have issues with opening scanned pdf files once users upload them. The issue is happening very randomly (say 20% of the files cannot be opened .). It seems something is … |
| | Hey guys, ive been working on this code for the past couple of hours and I am trying to do the following problem. Write a program that reads the le generated by randGen.cpp (in Problem 1) and stores the numbers in an array of type int. You can assume that … |
| | Good evening everyone, I have been working on a base\derived class C++ program in which I am trying to compare the areas of a couple of Rectangles, and once I get past the errors I am currently having, I wouldn't mind comparing the Square to the rectangle, but first things … |
| | Good evening everyone, I would like to ask about copy constructors. I have been working on a base\derived class C++ program in which I am trying to compare the areas of a couple of Rectangles, and once I get past the errors I am currently having, I wouldn't mind comparing …  |
| | [CODE] #include <iostream> #include <fstream> // I/O #include <iomanip> // For setw() using namespace std; ofstream outputfile("output.txt"); // Output file const int MAX_FILE_NAME = 35; const double INTEREST_RATE1 = 0.010; const double INTEREST_RATE2 = 0.010; const double LEVEL_ONE_BALANCE = 1000.00; const double MINIMUM_PAYMENT = 10.00; const double MINIMUM_PAYMENT_PERCENT = 0.10; … |
| | Good evening, I have been working with derived classes and what could seem like an easy problem has had me look into it for hours. [U]My error message:[/U] Square.h(14) : error C2512: 'Rectangle' : no appropriate default constructor available Everything works well if I don't use my derived class "Square.h" … |
| | We are doing an assignment that reads from a file on the hard drive, asks for user input and then writes it to a different file on the hard drive. We have to use three different functions, besides the main, and cannot use global variables. I cannot seem to get … |
| | Cant figure out whats wrong with code. This is code should "write a program to compute the interest due, total amount due, and the minimum payment for a revolving credit account. The program accepts account balance as input from a file, then adds on the interest to get the total … |
| | i have written some code to upload a file in byte[] array i am getting all the values as zero. at the end of the beloww given code. is the due to timing since once i gave a sleeep in between the codes the byte array is working correctly.I have … |
| | So I have been asked to write a template class for a binary tree (easy) the hard part is that the nodes have to be written into a file and read in the same exact positions they were in when they were stored. I looked at the array solution with … |
| | I am inputing from a text file, displaying it on the screen, displaying the menus and the choosing from there. It will repeat the menu, but, how to do I get it to read the next line in my input file and display it to the screen before repeating the … |
| | This isn't entirely a programming problem, but it may be at its base, which is why I'm bringing it to you guys. For my assignment, I have download a .txt file from my prof's webpage, and then have my program open it. The file, when opened in a web browser, … |
| | I'm trying to display a report in my src/iReport/report1.jasper directory. but every time i try to display it i get java.lang.NullPointerException. I can't find where the problem is. Please someone just take a look and help me. I have imported all necessary libraries. im using Netbeans. [CODE] package Windows; import … |
| | The DPG file type is primarily associated with 'nDs-mPeG'. nDs-mPeG, usually abbreviated DPG, is a special format of MPEG-1 video specifically for playback using the homebrew Moonshell program for the Nintendo DS. The video is encoded on a computer and then transferred, along with Moonshell, to the DS for playback. … |
| | Well, here i am one more time. In previos post I asked here about read files. All of those problem were fixed, but now, i really have a problem that I don't know why is happing. In the first , i need to explain what my system will do: My … |
| | this is an directshow webcam capture application in vc++ it captures video and audio from webcam to a file.but i am getting few errors like 1.ShowFilterPropertyPages identifier not found 2.GetAudioInputFilter identifier not found 3.GetVideoInputFilter identifier not found 4.SaveGraphFile identifier not found 5.pVideoRenderer undeclared identifier 6.error C2227: left of '->Release' must … |
| | My app uses a verification method for users of downloading a text file which contains game-ID's of the users and checking the file with their game-ID. The problem is, the code I'm using to download it is kinda messing the file up. [CODE=VBNet] Public Sub GetIDList() Dim wr As HttpWebRequest … |
| | Hello, I am working on a seemingly unique file uploading project where files that are dropped onto a server are programmatically uploaded to an ms access db (don’t ask, I’m already pushin for sql) I believe the problem lies in converting the ftp stream to binary and then to the … |
| | I have been working on this program for about two weeks. I missed the day that the professor covered the material necessary to code this program due to surgery. I am now behind about 5 programs that are due at the end of the week and I'm trying to teach … |
| | import java.awt.*; import java.awt.event.*; import java.io.*; public class StudentWriteApp extends Frame implements ActionListener { //Declare stream objects FileOutputStream outputStudent; //Stream to create file ObjectOutputStream objSaveStudent; //Stream to save an object //Declare components TextField txtStudentName = new TextField(20); TextField txtAddress = new TextField(20); TextField txtResults = new TextField(25); Button btnSave = … |
| | Hey guys, i'm working on a program, kind of like a download manager. I have a background worker set up that handles the download, and it works great the first time, but the second time it just sits and times out. [code] Function DL(ByVal sURL As String, ByVal pProgress As … |
| | I'm creating a program that maintains a log file. The file is created at the start up of the program and appended to throughout the run. This works perfectly fine, but I went and manually added the program to run at start up in the registry. The program runs as … |
| | Warning: require_once(../../GrBx/cw3/admin/application.php) [function.require-once]: failed to open stream: No such file or directory in C:\xampp\htdocs\GrBx\cw3\admin\ProductForm.php on line 2 Fatal error: require_once() [function.require]: Failed opening required '../../GrBx/cw3/admin/application.php' (include_path='.;C:\xampp\php\PEAR') in C:\xampp\htdocs\GrBx\cw3\admin\ProductForm.php on line 2 Can someone please explain this error message? I am using Cartweaver and I'm trying to change it in a … |
| | This seems simple, but it's not working. There IS a text file in the same directory, but it's not being opened (and with the ios::in | ios::out, it should open even if it doesn't exist). I also ran into trouble trying to use infile.fail, which is why I used !infile. … |
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