Software Development Forum

Hi, my codes if statement returns false for some reason. I tried different variation yesterday and today morning and nothing works. Could someone look my code. I got File file users.txt where the usernames are stored. public static void checkUser(String userName, char[] passWord) { FileInputStream fIn; DataInputStream dInput = null; …

Good day.. i was stuck a moment realizing what went wrong to my project. I'm currently developing a enrollment system. I have 3 tables in my DB namely course_code,curriculum and pre_requisite tables. on the course_code table i have fields course_code(PK),course_desc. on the curriculum table i have but in this table …

Hey Guys, I'm building an asteroids-like game and I'm needing to be able to apply the same operation too all of the different "aliens" on the screen. When I had two aliens on the screen I performed all of the functions manually but that is bad program design. I created …

Good day to every one. First here is my code so far import java.io.*; public class Program2 { public static void main (String[]args) throws IOException{ BufferedReader bv = new BufferedReader (new InputStreamReader(System.in)); String a, b, c, x; Float d, e, f, g, h, i, j, k, l, m, ave; System.out.println("ENTER …

I've been working on a a math tutoring program, I have the problem generator and solver working but I'm trying to have my random operator generator to use a check and change protocol so there isn't ALL add, sub, mult, or div in a problem. Some math problems will have …

Hello my fellow DaniWebbers, I have a question for you. Problem: I am troubleshooting an ASP.NET (some one else wrote) page that has an insert form. The user can insert, using linq, into the database. I want to check the database for the values before inserting the values. (Safeguarding from …

Hi I am trying to convert .qual and .fna file to fastq using the script provided here. http://seqanswers.com/forums/showthread.php?t=2775&highlight=fasta+qual+fastq The code is as follows: #!/usr/bin/perl use warnings; use strict; use Data::Dumper; use File::Basename; my $inFasta = $ARGV[0]; my $baseName = basename($inFasta, qw/Reads.fna/); my $inQual = $baseName . "/Users/myfolder/Reads.qual"; my $outFastq = …

Currently I'm working on Euler Problem 62, Permutations of a cube, the program is searching for a cube that 5 of the permutations are other cubes, I did some online research and found that the cube that im searching for is within the range of an int64, Actually its 12 …

hey guys, i was looking into rewriting the php custom framework at work into java. i was going to download the J2EE but there is 2 versions. J2EE SDK (regular) and J2EE Web Profile SDK http://www.oracle.com/technetwork/java/javaee/downloads/index.html i've look at the descriptions and the includes and it look the same. whats …

Hi, I'm currently creating a pool game which is nearly complete but I want to have it as a 2 player (human vs human) game. All that I want the program to perform is that when the game begins then the two players are asked to enter their names (I …

hi all, wat is session in c++. when do we want to create a session. regards, Sharath.

Hi all experts ... I have a question .... How can i call a function of Class A from Class B without creating any objects,static menthds or using any inheritance.. like if class A has a variable of classB then classB can call a method of class A.... explanatory code: …

String q = new String(“Cat”); String r = q; String s = new String(r); I understand that the first line would equate to `String q = "Cat";` and the second would be `String r = q;`, but what would the last one equate to without using new? I originally thought …

hi guys, i want to do this task given by ebook : **Modify the SimpleVector class template presented in this chapter to include the member functions push_back and pop_back. These functions should emulate the STL vector class member functions of the same name. (See Table 16-5.) The push_back function should …

Can anybody help me out, show me where to look or a keyword or something? I'm trying to figure out how to write simple programs that can manipulate other programs. To keep it simple, and as a start, I'd like to be able to run the program to insert a …

Hey guys im need some help with this binary calculator, you enter the amount of bits or n in and then it calculates the number? In order for you to understand my problem more I will explain why I am making this, I asked my dad how big 128 bit …

So I'm working on a checkers like game that involved moving two different types of pieces around the board to try and capture the opponents pieces. One of these pieces is a ball, and it's movement rules are that it can move up and down only one space per turn, …

I have made a simple web browswer in java. The problem is it's to simple. How would I add things like HTML5 support in my web browser?

I hope someone can point out to me what I am doing wrong here. I have a set of picture boxes in an array. If I use the following code with the PictureBox array declared in the private sub, there is no issue. If I put the array as part …

hi, 1. actually i was reading some text from my book and i come across this expression. I am not getting what it means. here it goes, typedef int (*HIG) (int,int); And "sizeof" can't be used in #if because the preprocessor does not parse type names. What this statement means …

Hi folks, just a queary about checking chars. I have a char[] variable. I ask the user a question and the user types a response and presses enter. I need to check the variable to see if it said particular things and more importantly if it said nothing. #include <iostream> …

i wanna search items like MS windows search for example if i wanna search mp4 files i should write "*.mp4" its enough my searching but if i ll use filter function i cant do this on datagridview couse when i want to search something i need to know full name …

Hi, I am trying to write code to read a text file containing velocity vector data in the form x, y, u, v. An example of the data file I am opening is: 0 1.0 3.24 45.64 1.5 2.5 54.34 23.45 ... I have a function which can read the …

Hi Friends, I have created a small C# program to "SendKeys" to the active application. I use it to automate the cheat code typing for games. I have assigned cheats to some keys in the keyboard. Problem is the `SendKeys.Send()` works with notepad (i've tested) but not working with GTA …

For a few days I was trying to solve a problem with my WCF Service. The thing was that after publishing the reading of the dbf file, which was implemented using oledb or odbc and using microsoft jet and vfpoledb drivers (a few distinct ways each of which not working) …

I apolagize if this question has been asked before, but I was looking to see how I would go about writing an editor that saves the file on a server instead of on the harddrive. I would appreciate any and all help.

B works, A does not. Is there any way to make A work without using new (that includes placement new)? The code is more or less identical and I'm sure my overloaded new/delete are being called. The only difference is that A doesn't call the constructor but that shouldn't matter …

i've linked the database correctly, but i can't view the value after i drag the table from data source, and my database already saved data. why? :(

I'm struggling to think of a reason why I should be getting an 'Access denied' error when trying to save an Excel document opened through a program written in VB 2010 Express. The program is essentially glorified Excel automation. It converts information from hundreds of Excel documents into a few …

public class Stack extends LinkList{ public Stack(){ public void push (Object element) { insertAtFront (element); } public Object pop(){ return removeFromFront(); } public Object peek(){ return getFirst(); } } Im trying to create a movieApp using pop push and peek method(Stack). But once the class got compiled, it shows a …

I have this encryption code, it encrypt the file but doesnt want to decrypt it: it gives a segmentation fault error. By the way i am using linux... #include <iostream> #include <string> #include <fstream> #include <cstdlib> #include <sstream> #include <vector> using namespace std; int n, c, l; void gen_code(string word1, …

Hello All, I have been wondering how possible is it to have an application that would run a php application that would be used for making the database updates as well as handling the business logic while on the front end, have delphi forms So The form will be used …

CAN anyone help me in knowing the differences between J2EE, J2SE & J2ME... I am a newbie to Java. Please explain me in detail. Thankz in Advance !!!

Hi All, I have a program for a multiplication table that requires a user to indicate the table they want to see with an integer between 4 and 12 and I would like the final array (MultTable) to look like the following, is this possible? 0 1 2 3 4 …

I'm trying to load a PNG file into a BufferedImage like so: BufferedImage image = ImageIO.read(new File("smile.png")); When I use this line of code alone, it produes the error: Unhandled Exception Type IOException... I can fix this by surrounding the statement with try/catch like so: BufferedImage image = null; try …

Hi all... I'm new in vb.net and just create a listview project . I wan to display item from database(.mdb) into listview.how to make the next item going below and not auto sorting by id?...please help me...thank in advance Do While IBSSDR.Read() If IBSSDR.Item("USERDEFINED10").Equals("Y") Then ListView1.Items.Add(IBSSDR.Item("CARDHOLDERID")).ToString() ListView1.Items(ListView1.Items.Count - 1).SubItems.Add(IBSSDR.Item("NAME")).ToString() If …

I am trying to create a gui that will interact with an existing external console application, e.g. the user only changes information in text boxes or radio buttons and that will prompt the VB.net program to sumbit a certain set of commands. I will create a folder for the end …

Ok, I think Im missing something Big in programming logic when comes to web applications. Once again Im clueless about how to proceed in the curent situation. I have a Bing Maps application that connects to a WCF Service to read and write to a database. In this application I …

I am trying to create an applicaiton that will verify that a large text file used far a CNC machince has all of the operations in order (someone may have edited the file by mistake) I wish to bubble sort the lines of the file while ignroing other lines. I …

okay. Here's my problem. I have a form in which a Microsoft Hierarchical Flex Gid (fgdCompany) is used to display records taken from a database to relavent textboxes on the same form. When a record from fgdCompany is clicked, then the data in that record is shown on the textboxes. …

hi my complier showing me that i am having 4 errors.In **t1.drawHexagon(int width)**; & **t1.drawPentagon( int width )**.Its says .class and ";" expected. Help. Thank you import java.util.*; import java.awt.*; public class Turtle extends SimpleTurtle { public Turtle (int x, int y, Picture picture) { super(x,y,picture); } public Turtle (int …

Hi, I am trying to make simple gui which switches jpanel inside jframe but my IDE says "Cannot make static reference to non static method setPage(int) from the type Main". Why is that? There is no static modifier on actionPerformed or at setPage or actually anywhere else than public static …

Hello, I am getting these constant annoying errors in Visual Basic .NET 2010 Express. I'm pretty sure I'm not the only one, but these errors are always relating to images and resources! [QUOTE][B]The Type 'Global.ExampleProject.My.Resources.Resources' has no property named 'example.png'[/B][/QUOTE] I am pretty sure these are bug, due to the …

I'm after some advice really. I wish to create an application for myself and a friend using DropBox as a means to store and sync a CSV with data in. Is it possible to programatically search through a computers directory to locate folder called 'Dropbox' without hardcoding its location? If …

Hi, I am trying to use mysql select query in a shell script but i need to know how to store a particular value from the output of the query in a script variable. my script file is given below. I need to store the value under field CheckSum in …

Trying to figure out the best way to do create a CSV export file from my source files and need some input. I'm trying to build a CSV export file for import to an Accounting System where there are 3 different tables mapped to a single field in the main …

I'm learning how to detour-hook functions from tutorials online but when I follow along, my DLL says symbols not found. The error I get says: > Linking dynamic library: bin\Debug\GLHook.dll > Cannot export GLHook_glAccum: symbol not defined > Cannot export GLHook_glAlphaFunc: symbol not defined I don't know why though.. I've …

Hello, I'm trying to make a very basic + - calculator in java using constructors after watching thenewboston video tutorial I tried to experiment with it. My litle project is almost finished my only problem is that the boolean I use is being reset after I assign it. If someone …

Hey, I have a need to define a new type such as int,short etc. I have the class with all the base methods it must perform somewhat equivelant but different from the Integer class, Short class etc. However im not sure whether this is an interface i need to define. …

Good Afternoon, I'm having some difficulties on an assignment where I need to write a program which will generate a list of signed random numbers, find the average of all the numbers, the average of the positive and negative numbers and the largest e number. So far I have this …