Software Development Forum

I compiled a HelloWorld example using QtJambi. But on running it, it said "[B]failed to unpack native libraries[/B]. The complete error was : [CODE]daud@daud-laptop:~$ java -d32 com.trolltech.examples.tutorial.HelloWorld Exception in thread "main" java.lang.ExceptionInInitializerError at com.trolltech.qt.QtJambiObject.<clinit>(QtJambiObject.java:60) at com.trolltech.examples.tutorial.HelloWorld.main(HelloWorld.java:58) Caused by: java.lang.RuntimeException: Loading library failed, progress so far: Unpacking .jar file: 'qtjambi-linux32-gcc-4.6.3.jar' Checking …

Hi, I have a project which calls an internal jar included in it´s classpath. At a certain moment my code makes this call: [CODE] Runtime.getRuntime().exec("java -jar ./jars/myJar.jar"); [/CODE] It works when running from Netbeans, but when I make "clean and build" and then execute the new jar ( outside of …

im trying to make it so that the discount box will only accept numeric input to 2dp, and i know the code is roughly solid, but when i run the code, it says CashTransaction has no attribute discount input, and i have been tinkering with this code for the better …

My assignment is to use pointers to point at the highest and lowest temperatures in the array. I need to have 3 pointer variables and start them at the beginning of the array. Step the pCur through the array using a for loop and pCur++. Loop through the array looking …

Hello mates I've got a database with tables for Job Department and Job position. Every Positions has a respective Department assigned by the id. So, when the user selects a Department, the program deploys into the combobox the values of the Positions assigned to that department. The thing is, the …

Hi [code] #include "cv.h" #include "cxcore.h" #include "cxtypes.h" #include "highgui.h" int main() { CvCapture* capture = cvCreateFileCapture("RosewellBst.mp4"); cvNamedWindow( "Example2", 1 ); cvMoveWindow( "Example2", 100, 100); IplImage* frame; while(1) { frame = cvQueryFrame( capture ); if( !frame ) break; [COLOR="Red"]cvShowImage( “Example2”, frame );[/COLOR] char c = cvWaitKey(33); if( c == 27 …

Hello everyone. I really don't know where to post this, but, anyways.... here is my problem.... I have built a program that generates a waveform for a .wav or .wave file.... but the music clip can only go in through the "file, open, and blah blah blah" I really want …

Hi, I am trying to delete all files that end in .csv within a directory. I'm not sure how to go about this, I am using bash and the command I used was; [CODE]rm '/home/eeng/ME_project/Big_Users/*.csv'[/CODE] New to this scripting so not too sure where i'm going wrong. Any ideas? Thanks. …

Hello all im new to prgramming and ive gotten to a dead end where im hoping some of you people can help me! Basically i am trying to make a media player that opens pictures audio and video into seperate forms, so i have 4 forms main form where i …

Having found the following post on datareaders [URL="http://www.daniweb.com/forums/thread278415.html"]Topic Posted On DaniWeb[/URL] i have managed to successfully create a datareader in a class that updates a listbox on the calling form with entries retrieved from a SQL server database. I was wondering if it is possible to achieve the same thing …

Hello, ok I have a problem with JFileChooser.When I save a file with a name that exists already, It replaces the older file and saves the new one but I want make it show a confirmation message to the user to ask if they want to replace the file or …

Hello guys, I have a question. In one form i have a treeview. I get the value by doing treeview.selectednode.text; But in the same project i have another form. I want to send the value of the selectednode to the other form. How can i do this?

hey guys. i get an error "Could not find a part of the path" for inputStream = File.OpenText(textBox1.Text). The idea is to enter a folders path then in another textbox enter word to search. all the files in the folder have to be searched then the word,filename and path are …

Hi all, sorry if this post is a duplicate, I had a search and couldn't find what I was looking for. In simplest terms I need to use the string split method using a sting as the seed i.e. [code] string[] sections = line.Split("><"); [/code] Sorry if this is a …

Using py2exe I've made an exe file which processes a file then creates a new file which details the errors found in the original file. However, at the moment I have to change the file allocation in the code each time I want to do it on a different file …

Hi everyone Could someone please help me, I need to loop through all the records in a column in my access database, Currently my program only views the first record in the column and does not go any further, I tried a While loop but I get a NullException error …

Hello All, I am not sure, if this is the right place to post this query. If not, please redirect me. Here is the brief explanation of I have a web application (GWT application) project in Eclipse. I have a server side code which interacts with LDAP directory for some …

Hi, I want to update records in the access table which is connected to vb. Can somebody give code for that please. (ie)when i click add button the entered fields should get updated in the tables and the form should be refreshed again to enter datas.

I am trying to find a tutorial to lean how to use a JFileChooser in order to read a file and convert it into a tick mark chart. I seen it on a demonstration video on sun.com and I thought it looked awesome. Sadly, I tried to google for tutorials …

Hoping someone out there can help. I have a fairly simple piece of code for viewing files [code] System.Diagnostics.Process.Start(tFileInfo.FullName) [/Code] Basically passes the path of a file to the process and let Windows deal with how to open it. Have also tried [code] Dim myProcess As New System.Diagnostics.Process With myProcess …

It might already be posted but i was just wondering what the open and save code was that you would put into a VB5 form. I would appreciate it if someone informed me. Thanks.

Hello everyone, I am not a professional at vb.net so help me out. I have made a small program and a want to add a serial control to it.... here is my code.... Public Class Form1 Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click If TextBox1.Text …

I am doing a Quiz Generator / Viewer project, which requries the use of a database for the numerous questions the teacher has to put in, as well as the user names, passwords, etc. I used Microsoft Access (2000, I think) because I found it easier to use. For the …

I tried to do an excercise from Stroupstrup's book. The reader is asked to reverse the order of elements in a vector so that if originally vector[0] = 1, vector [1] = 2, and vector[2] = 3, then new vector has newvec[0] = 3, newvec[1] = 2, and newvec[2] = …

I thought it might be useful to show the special local matching variables that perl uses. Here they are: $1..$9 Contains the subpattern from the corresponding set of parentheses in the last pattern matched like \1..\9 $& Contains the string matched by the last pattern match $` The string preceding …

>>> import g4 >>> g4.systs() Traceback (most recent call last): File "<stdin>", line 1, in <module> AttributeError: 'module' object has no attribute 'systs' Why is that ? The code works ok from shell >>> import time >>> def systs(): return str(time.localtime()[5]) >>> systs() '18' g4.py ------- [CODE] import os import …

Hello, I've a tricky issue with a use of my macro. I specify the max length of a string parsed by sscanf with a macro define. Since I write all of my macro value between parenthesis (if it is a number) It should fix the operation problems (it's why we …

Dear all, I'm starting to get the hang of this C++ business, but I have one question that I just realized I don't have an answer to. Suppose I want to call a constructor from within a constructor to reduce redundancy in the parts that are identical. I seem to …

Hello everyone, I am currently working on a code and I got stuck in a part. My algorithm is a text generator that operates on project Gutenberg and its flow is like this: Enter a sentence as input 1-Pick longest word of input sentence 2-Search the longest word of the …

Hello everyone, I'm trying to develop a program which read from a text file data. Then display one data line per time with 2 sec delay in an lcd which is connected throught the internet. I get a run time error'424' here myFile = File.ReadAllLines("c:\account.txt") '//load file. [CODE] Dim LineNumber …

Hi, I know how to stor multiple values in has table with single key.Basically HOH But i am not able to do the same when the hash has multiple keys I am trying something like this and when i try to print it gives garbage value for the has keys.. …

After importing the script below as g4.py as >>import g4 followed by >>> pad ="ram:t/list.lha" >>> g4.extract(pad,"path") Traceback (most recent call last): File "<stdin>", line 1, in <module> File "g4.py", line 52, in extract return takeaction.get(itemnw,errhandler)(fromvar) TypeError: errhandler() takes no arguments (1 given) This error does not appear when i …

Environmental Variable: System variable(both) 1. A new GRAILS_HOME variable installed pointing to the Grails folder. 2.PATH: C:\Grails\bin appended . However I get an error message sayings grails is not a recognized command. I am a new to grails. The documentation says its very simple and I have tried different ways …

Private Sub cmdprint_Click() i am searching the code of the command button for printing, at the above.. now, the textidno.text = textborrowersname.text = what is code after the " = "

Hi there, I'm very new to perl so I hope that you can help me. I have a list of duplicated entries in one file and what I want to do is to search another file for those entries that appear in the first file and then rename each duplicate …

The code executes as expected, but I am not sure it is considered good code:) I am thinking especially of the two streams on the socket, if the first one is successfully opened and the next one for some reason throws an exception, the finally block will never run. If …

hello. i have just started learning functions in java. i have done the below program to find area of rectangle,triangle and square. it is a private class. class calcu { void rectangle(int l,int b) { int area1; area1=l*b; System.out.println("area of rectangle = "+area1); } void triangle(double base,double h) { double …

As all textbooks on C# will tell you, you cannot instantiate an abstract class. I believe the keyword [B]abstract [/B]was intended for that purpose. So can anyone tell me why I can do something like this: [CODE=c#]abstract class TwoDShape { // some code here } class test { static void …

hey pls help me., I m nt a good programmer. bt though m trying 2 do some programming... pls give me coding in vb.net for searching records from Access database. Waitng for your repy. [CODE]Private Sub search_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles search.Click search_data(("select * from 86_10 …

I know the function textcolor() included in conio.h in borland compiler. but this function is not present in vc++. also if you can provide me the text formatting functions,or header file containing it. i will be very thankful.......so please help me......thanks

Hi, I'm trying to write a shell script that do ftp and download file periodically, this script should be called by a daemon running in the background. the shell script "script.sh" is as follows: [icode] yafc [url]ftp://test:test@192.168.1.225:21[/url] < commands [/icode] and the "commands" files is [icode] d Root/md5* / quit …

Hi, i have downloaded 3d blender and Python 2.5 and tried to run Python with blender for the use of importing models, but when i tried to import the model a message came up in the command prompt saying : [CODE]module use of python25.dll conflicts with this version of python[/CODE] …

EDIT: I figured it out. I do not know how to delete threads. Sorry. I need to return a pointer to a new array. The new array must be the same as the old one, just in reverse. I have it all done except for one little part. I can't …

Hi all, I am totally new to C++. I began learning C++ some 2-3 months back referring to youtube tutorial channels and now by reading a book by Robert Lafore. I practice when i get free time. I still have long way to go. Well, referring to some examples that …

I need to code a very basic fortran program that takes command line input, and I'd like to terminate the program if I detect wrong input. The following doesn't work: [CODE]if (n .NE. 5) then write (*,*) "Wrong number of arguments" end program Poker end if[/CODE] I get "Error: Expecting …

Is there any way to check if i have added more than 1 same header so that i won't get compiling error while running it?How do i know which one will include the header first and other cpp will include it later?

i have got a program to convert a double value to a string. eg==INPUT= 3.65 OUTPUT=three point six five. can anyone give the solution.

I have a form with 2 labels and 2 buttons Button1 changes the label1.Text of the form // works fine Button2 starts a new thread and the method is supposed to change label2.Text However I get compile time error: "error CS0120: An object reference is required for the non-static field, …

Hello! I have designed an initial frame for a database app using this code [CODE]#! /usr/bin/env python # OrnithobaseGUI.py import wx, MySQLdb, wx.lib.intctrl ID_HELP = 1 ID_ABOUT = 2 ID_LOG=3 class Ornithobase(wx.Frame): def __init__(self, parent, id, title): wx.Frame.__init__(self, parent, id, title, size=(750,225)) #Define menus menubar = wx.MenuBar() #Define file menu …

I am rather new to vb and could use some help. I am using the latest version of vb and am working with a database to add some records. Simply, I would like to have a form that adds a new record into the tblContact table then enter a few …