Software Development Forum

Hi folks I am struggling to pass the value of a variable, to be used as an argument for a number of sequentially called python scripts, themselves called from a bash script. Apologies for the pathname chaos. Phase 1: reads the case names from a text file, line by line, …

i cannot find the mistake i made with this code. i have tried many different ways to create ripemd160, but they either don't work or give me wrong outputs. what did i do wrong? [CODE] # makehex() = change the value into a 8 hex char string # ROL i …

I believe this is the appropriate forum, but if it is not please let me know and I will move it to the OSX forum. I have an assignment that requires me to play with a specific jar file. I am currently running OSX 10.6 and I have Java 6 …

I need help with decrypting a 12 character message located in a file named encrypted.txt then printing the decrypted message to the screen and a new file named decrypted.txt. This is what i have so far... and don't understand how to print the char to the screen as a letter …

i have a numeric updown that goes from 0-99 and it works but i want to make it continuous so if i hit the down when its at 0 it goes to 99 and when its on 99 and i hit up it goes to zero anyone know the code …

Hi, I am developing xml editor using jsp and servlet. In this case i am using DOM parser. using that i getting all the element, text, xpath form xml file with help of DTD. Upto this it will be working, and it save back into xml file. While save into …

please help me, give me a step by step procedure how to connect VB 6.0 and sql anywhere9..

ok so i am new to c# and i am trying to write a program that asked the user for input on what item they want to buy, the price for the item and to show the input of the price after sales tax.i am having trouble getting the price …

Hello friends! I've been playing around with the MS Chart class type (System.Windows.Forms.DataVisualization.Charting) and have a situation where I would like to know how to code a query of my data using LINQ. The data I'm playing with is the PowerBall drawings data that is updated each drawing: [URL="http://www.powerball.com/powerball/winnums-text.txt"]http://www.powerball.com/powerball/winnums-text.txt[/URL] I'm …

hi there, it's been a long time since i posted a thread here. By the way, i'm having a hard time dealing with this code. Actually it's a menu driven and function-oriented program and when i compiled it, the error message is [U][B]expression syntax in function main [/B][/U] Here's my …

im having a difficult time figuring out my last two functions. first one which is the int divelement(int a[], int size); this function is suppose to find and print the elements of my array that are only divisible by 5, so the answer will be like 10,15,90, and 95. i …

How can i retrieve data information displayed on the hyperterminal or is there any way to redirect the information being displayed on hyperterminal to a file?

I tryed to compress my file but got two errors: Can someone see that could be wrong? [CODE]import java.util.Scanner; public class Lab1 { public static void main(String[] args) { // create a Scanner object Scanner sc = new Scanner(System.in); // read a string System.out.print("enter product code: "); String productCode = …

good day guys.! I just want to know on how to save to a .rtf(rich text format) file the content of the rich text box created in vb6 with pictures & text. I also want to retrieve the content of the .rtf file being created and display it again in …

So I've got this program I made, and I wanted to speed it up, using multithreading, to make use of my quad core. The program itself fully supports multithreading. The problem is, that when I'm running the program, using just one; CreateThread() it finishes in 6seconds, if I run 2 …

Hello everyone, I am quite new to C++ and I am currently trying to complete a project in creating a program that solves a maze of a given dimension.The text has to be read in and the first element of the file defines the size of the array,its an integer …

So I'm trying to enter all the information for this program and it's giving me a hard time. The ones with (need help) are the tough steps. The text file and functions are found in the attachments. U-WATCH-UR-WEIGHT "At the beginning and end of each month, members of the club …

Hello there, can anybody help me with this? I have a simple program like the attached. What I would like to do is to come up with an executable file that I can email to myself and execute on another machine. What happens at the moment is this: I wrote …

Hi I'm really sorry if my questions are stupid. Can someone please explain why we create wrapper function for standard library function? (Example: glib made wrapper function for malloc()) Why do we hook our program to standard library? (malloc, free, ...) Thanks Mark

Hi Everyone, I am BRAND NEW to C and I am trying to make a program that takes 3 inputs. The first is a number, the second represents what base the first argument is, and the third argument represents what base this number should be outputted as. For example: convert …

Hi guys just wanting some help with exceptions. I understand the try and catch concept but I struggle more with the throw and throws concept, it is my understanding (that may be incorrect), that you a method can be like [CODE]public class thisMethod throws whateverException[/CODE] Am I right in thinking …

Hello I have a .py file. I am creating a .bat file which when clicked runs the python script & saves the output as a text file in the same directory. I gave this inside the batch file [CODE]%CD%\App1.py > %CD%\op.txt [/CODE] but I am not able to see the …

I need help with this. It has been awhile since I coded in c. [CODE] unsigned char test=0x00; char tmp[20]; //reserve 20 bytes for string switch(test) { case 0x00: tmp="Hello String 0"; break; case 0x01: tmp="Hello String 0"; break; case 0x0F: tmp="Hello String 0"; } [/CODE] All I want to …

Basically I'm trying to adapt the quicksort algo for array based lists for linked list as shown on a text book. This is only for learning the principles than practically effective sorting. I have struggled to get this code to work, but stil seems to break on a few test …

I already Know Ancient Dragon is fan of MSVS due to its debugging features and I use C::B because it is the only I have come to love after failing to love both VS Express and Codelite. So what do you love to use when it come to C/C++? Just …

[CODE]/* Function to find prime number if so return 1 else return 0 */ #include<stdio.h> #include<math.h> int isprime( int num ) { int i ; int sq = ( int ) sqrt ( num ); /* here check should be done for num = 0 and 1 other wise 0 …

Hi I have made a program that i would like to be able to move from PC to PC; at the moment i would have to change the string directories within the program for each PC i would like top run it on. By having the user select their drive …

Given a 2 dim array write a VB PROGRAM that will add all odd numbers greater than 3. This is my solution but am not that sure so assist me. if( number % 2 == 1) ____number is odd else ____number is even so checking if it's odd and greater …

Hi, I would like to use nested tokens, a similar question was asked in this thread [url]http://www.daniweb.com/forums/thread110255.html[/url] While this did address how to do it with a single instance, I was wondering how to do it with multiple instances in a string. ie. input to textbox1 "I {love|like} {blue|red|orange|pink} its …

I wrote a script (kind of a learning thing) to open .rar archived files using unrar (non-free) in Linux. Now I want to add a section where my script will check to see if unrar is installed. To complicate matters, Linux also has a package 'unrar-free', and both use the …

I tried executing this program, it says, C:\Program Files\Java\jdk1.6.0_18\bin>java ClassWithManyStaticMethods Exception in thread "main" java.lang.NoClassDefFoundError: ClassWithManyStaticMe thods Caused by: java.lang.ClassNotFoundException: ClassWithManyStaticMethods at java.net.URLClassLoader$1.run(URLClassLoader.java:202) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:307) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:248) Could not find the main class: ClassWithManyStaticMethods. Program will exit. What is the problem? I clearly …

My java program is not executed.I saved it in mydocuments.It is in MS-Dos batch file.What should i do to execute it?

Change a Color Image into a Grayscale(Black & White) Image. I'm using borland c++ Thanks Just like this code, but in C++ instead of C#: [url]http://www.daniweb.com/code/snippet217154.html[/url]

My program will not output the right answer if minus/negative doubles are inputted however the program will output the correct positive double. I think this is because I haven't used the Math.abs correctly but I don't know how to fix this. My code is as follows: [code] public static void …

[CODE] import java.net.*; import java.io.*; import java.security.*; import javax.crypto.*; public class messagedigestsend { public static void main( String [ ] args) throws Exception{ byte ttl= (byte) 0; try { MulticastSocket mSocket = new MulticastSocket(); MulticastSocket mSocket2 = new MulticastSocket(); InetAddress mAddr = InetAddress.getByName("224.0.0.1"); String sendString = "M"; byte[] plainText = …

I need to use the valueOf method to return a string representation of a boolean arguement but I don't know how to use this method. Here is my code at the moment, if the inputted file name ends with .txt then 'true' is returned, if not then 'false' is returned. …

hello please help me how to print my data that sends to the printer hoping for your positive responds....

Hi :) I'm writing a basic 2 stage bootloader (I actually do plan for it to work, it's not just a hello world loader) and I've migrated to nasm. I find it much easier to use, etc. etc. Anyway; I'm using the times directive to get the program to 512 …

Hi guys, i'm new here and this is my first post. This is my problem: i got an assignment like this: create a set contain of UNIQUE uppercase character, then do some operation on it, like, add element, check if element are in the set or not? how many elements …

Hi, I really need line with this I can't figure this out . I am looping through items in a list view box, I am then adding them to a string. I need each new line in the listview box to be a new line in the string. I will …

ok i have to make a matrix class for a math library and im now Very lost with what im ment to do or how to do it the code i have so far is: [CODE] #include <iostream> #include <math.h> #include "Vector2.h" class Matrix { private: float data[3][3]; public: Matrix() …

Hello everyone....this time a have a competition program that I want ur help but this time i just want from u answers to some problems that i faced when i was working on it : this is the program: Mail merge is a software function describing the production of multiple …

Hello All, I am unable to understand this piece of code [code= c] main() { int i, j; scanf("%d %d"+scanf("%d %d", &i, &j)); printf("%d %d", i, j); } [/code] I got this question from a C problem set. I run this code and I have to give the i/p 3 …

The user types bits 110, or 6, and the program returns the 6th input. How do I get the program to scan in a binary and decimal value?

This is probably a really easy question, and I know it's starring at me right in the face, but I can't put my finger on it. I'm doing this semi-simple program for school and I think my only problem here is passing my array of structs to a function that …

Hello, I have a conceptual code related to the C memory allocation model if I have some code of this form, I will get a seg fault [code=c] int main() { char* p; *(p+5)='A'; printf("%c\n",*(p+5)); } [/code] But when I have some code of this form I do not get …

Hi there! Need help wid this. i need to change all the uppercase characters to lowecase and vice versa. when i compile it shows cannot find symbol on line 13 and 18. Kindly help. Also tell me how to make the first letter of each word in uppercase. thnx in …

[code]Write a C function that implements a 3-bit mux, following the pattern I showed in class. Remember: &&, || and ! are used to represent the logic gates. For testing, your program should behave as follows: three control bits: 1 1 0 eight inputs: 0 0 0 0 0 0 …

I am trying to check the customers request against the volume remaining in the tank. If the request is greater, I need to instruct the customer to move to the next tank. But I am having problems. The tank is set to store 100 gallons. On the 1st request, I …

Backstory: I took up learning C/C++ a couple months ago when I was in a game hacking forum. Since then I have changed my interests and no longer desire to make exploits for games for personal reasons. At the moment I am studying Programming Windows 5th Edition by: Charles Petzold …