Software Development Forum

I need to read in a text file, replace selected words and write the changed text back out to a file. Is there an easy way with Python?

Hi guys, I'm making a class for importing a table from a text file with tab delimited data. It works perfectly as long as there are no empty cells in the text file. (see attached example) Any suggestions how to detect an empty cell and what to fill the ArrayList …

Hi everyone! I am using a dll to hook keyboard strokes for my application. The hook works fine, but now i want to disable some keystrokes while my application is running. So i did the following : [CODE]_declspec(dllexport) LRESULT CALLBACK KBHookProc(int Code, WPARAM wParam, LPARAM lParam) { if (Code < …

So I have a text box in a form. The test box needs to take the value entered and insert it into a column within a row in MySQL. I know it's connecting to the MySQL online, I have a message box telling me so upon a successful connection. I'm …

I would like to learn java. Can anyone recommend an up to date java book. There seems to be many java versions, if that is the correct term of course, such as jdk 5, jdk 6 etc. Which one is good to learn. I posted this in a different thread …

Hi all, I am trying to send Binary data using In python raw socketusing socket.send(). For that i will do following. [CODE]s = '\x01\x00\x12\x59' # some binary data sock.send(s) # assuming "sock" is a valid, open socket object[/CODE] i have created a DATAGRAM in HEX in by sniffing a network …

Hi everyone, I have a text file which looks like this: [CODE] ( 3,3,0 ) 0.9984104 0.000503 ( 3,3,1 ) 1.000613 0.000484 ( 3,3,2 ) 1.001192 0.000571 ( 3,3,3 ) 1.002418 0.00063 ( 3,3,4 ) 1.003345 0.000583 ( 3,3,5 ) 1.000215 0.000512 ( 3,3,6 ) 1.000911 0.000537 ( 3,3,7 ) …

When I try to add a dll file into my project the following error occurs : A reference to dll could not be added. Please make sure that the file is accessible and that is a valid assembly or COM component. But I have imported the dll file using DLLImport …

Hi, I am making an student registration program as my project in school. But I had some problems making it. Our professor asked us to make an program where there are lists of subjects offered. Then the student will choose what subject/subjects he/she likes, then it will be computed. The …

Hi, Hello can you help me please how can i make a refresh button so that i will never close the program if there is update in the data to be made in other computer... example if two computers or more..have installed the program and if one computer is making …

Hi All. I'm hoping somebody could help me out with this little problem I'm having, I've been at it for 8+ hours so far and just can't nail it. The 2 blocks of code below I'm using to log into a fresh install of phpbb forums, and they work just …

hi, i am writing a program that keeps track of the money in my debit card account. i need the program to be able to pull out a value (such as 1.56356) from a text file, round it to the nearest hundredth, and put it back into the file. any …

Hi, At the moment I am trying to open a log file with notepad.exe while the original process continues. As I am developing for Windows, fork() is not available for me. I googled alot and found a good reference to opening processes ([url]http://www.yolinux.com/TUTORIALS/ForkExecProcesses.html[/url]), however they all put the original process …

how can you remove the excess width in may datagridview??? after that long blank space theres another field.. as shown in the image.. my code goes something like this [CODE]//create a command builder OleDbCommandBuilder cBuilder = new OleDbCommandBuilder(dAdapter); //create a DataTable to hold the query results DataTable dTable = new …

thus iterators predefined functions? I am confuse between function and predefined functions.

Hi there, Here is the problem: I have a Text file with several hundreds of lines and I want to store line 100 to 200 in another text file. I wrote the following piece of code but result is all of the lines not just the ones that I need. …

Hello, Is there someway that I can randomly assign an x y and z axis to a geometirical object? Any programming language is fine just need some insight. Thank you, Suhail Rawal

Hi, I'm trying to display a message in the compiler output using VS2010. In C/C++ we can use:[icode] #pragma message(">> Win32 <<") [/icode], but for C# I'm not really sure what options are available.

Why do I get: Traceback (most recent call last): File "./2csvtbl.py", line 31, in <module> print row[k], row[-k] IndexError: list index out of range after running this code: #!/usr/bin/env python import csv import random alpha = 'abcdefghijklmnopqrstuvwxyz' e = range(0,99) x = random.sample(alpha,14) y = random.sample(e,14) c = csv.writer(open("test2.csv", "wb")) …

Hi, I am starting to learn C programming. I recently stumbled across a structure below #include <stdio.h> #include <stdlib.h> [CODE] #include <stdio.h> #include <stdlib.h> typedef struct { int value; } fteid_t; typedef struct { fteid_t *fteid; // Optional Ins 0 } context_t; typedef struct { context_t default_bearer; } send_request; [/code] …

Hello,,, Hi,can you help me please i apologize if i post here.I don't know if i get the right forum to post.... Here is my problem in the IBM DB2 i created the database and i have 4 tables,but the problem is i forgot where did i make the foreign …

Hello, I have this code [CODE]#!/usr/bin/env python import csv import random alpha = 'abcdefghijklmnopqrstuvwxyz' e = range(0,99) x = random.sample(alpha,14) c = csv.writer(open("test2.csv", "wb")) c.writerow([x]) cr = csv.reader(open("test2.csv","rb")) for row in cr: print ', '.join(row) print "How many rows?" l = input() k = 1 while k < int(l): y …

can anyone tell me how here the count of [B]st[/B] is [B]incrementing[/B] like this[B] 2,4,6,8,10 and not like 1,2,3,4,5 [/B] how could i get the count of [B]st[/B] to increment as [B]1,2,3,4,5[/B] [CODE] PrinterJob printJob = PrinterJob.getPrinterJob(); Book book = new Book(); for(int i=0;i<5;i++) { book.append(new IntroPage(), printJob.defaultPage()); } [/CODE] …

Hello everyone! I want to write my connection strings and functions in a class and always call the class when i need to make a connection to my database to avoid code repetition and increase code reuse but i have an error. Here is my code below [ICODE]Public Class ConnectionString …

My java application has been running smoothly for the last 2 years in one linux server. Recently, we moved it to another linux server and it's then that it started giving the error as shown below: [CODE] java.sql.SQLException: Prepared statement needs to be re-prepared at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:946) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2870) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1573) …

Hey, this code accepts data (type int) into a 4 by 4 array. im using 1234 as an example when entered, the data would be stored as: 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 the code the rotates it once to …

Hey everyone, I'm getting familiar with TkInter, and while it's a cool program, I'm having a hell of a time with keeping all the classes straight. As of now, I'm trying to build a program with a menubar and some other widgets. I can get the program working if I …

Hello, I'd Like to do the Same thing as in this post I posted a while back. But in a Listview Control [url]http://www.daniweb.com/software-development/vbnet/threads/369754[/url] But there is no Selected rows... There is an Item Active But that did not work. And I cant find this anywhere else. Can someone help? Thanks, …

Hi, I have a table with 10,000 records but I only want to read 250 at a time. I know the row number of the 250 records that I have to read and so I want to avoid reading all 100,000 records each time. For example, if I want to …

I'm quite new to programming and I've just started Java, I'm not sure about why my program is stuck in a loop - [CODE] import java.util.Scanner; public class Tplayer { static int numplayer; static int startvalue; public static int dice1; public static int dice2; public static int bet = 20; …

Hello Everybody prop lame i am making a access sql helper and for writing the insert this code [CODE] Dim i As Integer TextBox6.Text &= "Insert Into " & ComboBox2.Text & " (" For i = 0 To ListBox1.Items.Count - 1 TextBox6.Text &= ListBox1.Items.Item(i).ToString() & "," Next TextBox6.Text &= ")"[/CODE] …

is there a way to have the text in a label scroll horizontally,if the text do not fit into the label... please help...

in my access database the column "foods" has multiline text..but when i view it in datagridview in my c# form it only has single line text,,, the width and height in datagridview is not the same as in my access database... my access database looks like this [U]|primary key|[/U][U]|foods|[/U][U]|servings|[/U] 00000001 …

Hi can someone help in in understanding the following code esp the "?".I cant understand how the output 9:10:5 as obtained. Thank You. The code is as followed: [CODE]#include <iostream> using namespace std; int main() { short hour =9, minute =10, second =5; cout << (hour <10 ? "0":"" )<<hour<<":" …

Ok This is my first post on this forum, and would really appreciate some help on an assignment... I have a 2d array and I need to add up all the numbers within the rows and the columns of the array. I'm really not to familiar with arrays or for …

Hey there DaniWeb! I have a bit of a problem! I am in need of a way to get the size of a remote file, without download the file itself (so that i can show download status in a status bar) is this even possible? Thank you a lot, Weliaz …

I need to parse a csv file, whose encoding format is in utf-16 format. Actually the csv file contains the list of directories to the file. for reading i used following code BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(str))); But the output i got is not in the correct format …

I wrote a program that solves graphing programs. I am still very new to c++ and mt program is very very rough around the edges but my main problem is when the function returns the value to the main function it outputs random numbers in stead of the correct value. …

Hi, Recently I started working on a project (it's called 'fd') that needs to retrieve the current processes running. It is written in C using the WinAPI. I am running Windows XP SP3 and am using MinGW compiler with Code::Blocks. After much searching I found the PSAPI to provide the …

ist possible to have another if statement after the first if statement.. this is just an example [ICODE] private void button_click(object sender, eventargs e) try { if(age>5||age<=10) {massagebox.show("young");} else if(age>10||age<20); messagebox.show("example"); } catch(exception) messagebox.show("error"); //can i have another if statement here??? if(something ==eg) {messagebox.show("thanks"); } [/ICODE]

I am a beginner in learning Python and I am currently reading "Learning Python the Hard Way." In one of its exercises, there's a code that says: [CODE]def bear_room(): print "There is a bear here." print "The bear has a bunch of honey." print "The fat bear is in front …

I am going to make a calculator and I am having some Issues arranging the buttons. You should be able to see the layout when you run the code. Some clarification though there will be a blank spot under the "3" for a "+/-" button (switches between positive and negative). …

The code below works but does not loop through each name in the txt file (loops only when i just want to print their names from the text file) , it only returns the details of the last user in the list rather than returning individual user details one by …

I am learning C++ and I learned that you can create your own types. I decided to try this in java. I am wondering if there is an easier way to make a bunch of variables private other then typing out private for each of the created variables. for example …

anybody know how to explain this??? set_difference(a.begin(), a.end(), b.begin(), b.end(), result.begin()); std::=is this algorithm??? how thus this code work??? vector<char>=how vectors work??? cassert=how thus this work??? back_inserter(setDifference)->i don't know how this code work???

I HAVE A PRINT BUTTON IN MAIN FORM. THERE ARE many child forms.when we click the print on the main form, it has to print the details in the form that was open previously (because,when we click the print button,the main form gets focus.So,the form to be printed is actually …

Can anyone see why the function "option3" isn't calculating the values for pmt and totalRetirement? The program runs, but I get 0's for those values. If I remove the function and place the code directly into the case option, the calculations work. [CODE]#include <iostream> #include <string> #include <cmath> using namespace …

Anybody know how to remove the duplicate characters in turbo c++. the output is like this: enter string1:abc enter string2:bcd result:ad

I am still relatively new to Python and don't think I'm familiar/comfortable enough with my understanding of the datetime functions... I want to take just the current month from the datetime function so I can use the number to send the string of the month (ex, datetime would give me …

hi all, i have forms with 2 or more tab pages in them. i would like to know how can we open or display "tabpage1", when we click a button "btn"in "tabpage2"... please help me..i need a reply soon.. thanks all..