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 | #include <iostream> #include <cmath> using namespace std; double dist(int x1, int x2, int y1, int y2) { double r1 , r2 , d ; r1 = sqrt((x1*x1) + (y1*y1)); r2 = sqrt((x2*x2) + (y2*y2)); d = sqrt((x2 - x1)*(x2 - x1) + (y2 - y1)*(y2 - y1)); cout << " … |
| | > Write a C++ function named fracpart() that returns the fractional part of > any number passed to it. For example, if the number 256.879 is passed to fracpart(), the > number 0.879 should be returned. Have fracpart() call the whole() function you wrote in > Exercise 12. The number … |
 | print "Let's practice everything." print 'You'd need to know 'bout escapes with \\ that do \n newlines and \t tabs.' poem = """ \tThe lovely world with logic so firmly planted cannot discern \n the needs of love nor comprehend passion from intuition and requires an explanation \n\t\twhere there is …  |
 | Hello programmers! I have been working on STL algorithms for some time now as a beginner, and I started doing an exercise, among which is the task of `use the fill algorithm to fill the entire array of strings named items with "hello"`. My code for this is below: // … |
 | In the following program I'm getting the warning -> unused variable ‘fn’. I'm following along with a book so I don't know why it gave me that portion of code if it's unusable. Also, I don't understand this line at all. -> `void(*fn)(int& a, int* b) = add;` #include <iostream> … |
| | I am interested in getting some opinions on the use of include files to sub-divide a large module into functionally related groups. What I'm interested in is opening a discussion on best practices and minimal requirements. Here's the scenario: I am working with a library with 200+ functions. They naturally …  |
| | import java.awt.Frame; import java.awt.SplashScreen; import javax.swing.JOptionPane; public class NewFrame extends Frame { public NewFrame() { // TODO Auto-generated constructor stub SplashScreen splash = new SplashScreen(1000); System.out.println("This is working"); } /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub //SplashScreen splash = new SplashScreen(2000); …  |
| | I am trying to write some information to an access database using OleDB but I get an error. I dont know what is wrong with it. I it something to do with my SQL code? // The program will make use of a text file for now but must use … |
| | Hi, I have strings like '00101', 00010, i need to find out the count of occurence of 0 from the begining of the string only.In the case of first string i need the count should be 2 and in the second case count should be 3.How can i do this … |
 | hi all i've been strugling with this error. could someone help me. below is the code stremail = "some@email" For Each store In outlookapp.Session.Stores strchecking = store.DisplayName outlookfolder = store.GetDefaultFolder(Outlook.OlDefaultFolders.olFolderInbox) For Each objfolder In outlookfolder.Folders For Each obj As Object In objfolder If TypeOf (obj) Is Outlook.MailItem Then MsgBox(obj.Subject) End … |
 | I've been programming in java for almost 5 years now. I'm self-taught, so while I know how to program, I don't know some of the more formal aspects of computer science. So if i were to brush up my knowlegde on algorithms and data structures using java which books can … |
| | (Linux) I just installed eyed3 for python using apt-get, everything installed fine but when I tried to import eyed3 I got a trackback error, no such module. Do I need to do something special to let python know where the module is at or do I need to move the …  |
| | In Turbo C , I am using bios.h to send and receive data on serial Port. I am using bios(2, 0, COM1) to receive data.... and bios(1, in, COM1) to send data..where (let int in=65 I am receiveing data from Port but unable to send... I copied code from [url]http://electrosofts.com/serial/[/url] … |
 | Not sure exactly how to ask the question of what Im trying to do but will try explain it and insert the code. But the basics of the question is Im running a sports website with a database with several tables. PersonProfile Coach_Career League Club all linked via fields PersonProfile.pid … |
 | Can you make an android app with the languages PHP JSON and others like that? Like is there a specific frameworkd for it to run on? Any answer is gladly appreciated.  |
| | Hello, i want to allow my users to reset their passwords if they forget it. My problem is that i lose the code sent to user via email, if this is the link sent to user via email http://localhost/citi/forgot.php?code=8b15388bc5ca7e2821ab6ce59b465f684942dd7901f4e31439575ab72028f84f , when the user get to forgot.php and type in the …  |
| | I don't have a code that needs solving, but merely a simple explanation if possible from an example in a book. There isn't much explaining and I just need to know how this line of code checks to make sure the date entered does not occur in April. The [0-35-9] … |
| | I was wondering because I know that you can do things such as create a website using php and such. And then there can be an instllable file, one for the user one for the admin. Then there can be mobile apps that all run on the same database. My … |
| | i am confuse about `paint()` method in applet .The confusion is that paint method is getting object as parameter of Graphics class like this `public void paint(Graphics g)` and i read that the Graphics class is an abstract class then how we create object of Graphics class and now you … |
| | /* Written by HAYZAM SHERIF ! USE IT HOWEVER YOU WANT :D */ #include <iostream> #include <string> using namespace std; char name[100]; wchar_t words[100]; int choice; int main() { //main string userstring; string mystring; mystring = "THIS GAME IS COOL"; cout<<"Hello Welcome to the Code Game!"<<endl; cout<<"--------------x----------------"<<endl; cout<<endl; cout<<"Please enter …  |
 | I've hit a wall. I'm trying to open a .txt file and then copy it's contents into an array of character arrays. Can someone point in me in the right direction. I've been at this for about 2 days now and haven't made any head way. Below is a sample … |
| | #include <iostream> #include <string> using namespace std; int main() { string x; cout<<"Enter Text : "<<endl; cin>>x; getline(cin,x); cout<<"The text entered was, "; cout<<x; system("PAUSE"); return 0; } Output that I get when I enter 1 word : Enter Text : LOL The text entered was, Press any key to …  |
| | This is a typical entry of many on a page: <div class="link_entry"> <div class="link_actions left"> <span class="LibraryItemDelete"> <img src="images/ajax-urls/delete_icon.png" title="Delete this link" alt="Delete this link"> </span> <span class="LibraryItemEdit"> <img src="images/ajax-urls/edit_icon.png" title="Edit this link" alt="Edit this link"> </span> </div><!-- /link_actions --> <div class="link right"> <input type="hidden" value="92" name="id"> <--want to find … |
| | Hi i m using my host to save mysql database.. when i fill the fields the data is saved ..but i m keeping getting this error ..and really the data input is saved i dont understand why.. the error i get thank you in advance com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The … |
| | I am creating an AlertDialog that I can enter a new value into a SQLite database. The Insert method works if I call it by itself in the onCreate() method, but when I try to call the method in the setPositiveButton onclick listener it doesn't work, it gives me a … |
 | Hi Everyone, I am trying to get to grips with php prepared statements, I am getting there slowly... My question is how do I ge the last insert ID from the following. if ($stmt = $mysqli->prepare("INSERT INTO tbl_name (value1, value2, value3, value4, value5, value6, value7) values (?, ?, ?, ?, … |
| | hii all, # this is one text file i want to extract data from # Datum/Uhrzeit,Sta.,Bez.,Unit,TBId,Batch,OrderNr,Mat1,Total1,Mat2,Total2,Mat3,Total3,Mat4,Total4,Mat5,Total5,Mat6,Total6,Summe 41521.880937(04.09.13 21:08:33),TB01,TB01,005,300,9721, ,2,27473.31,0,0.00,0,0.00,3,1790.40,0,0.00,0,0.00,29263.71 41521.922606(04.09.13 22:08:33),TB01,TB01,005,300,9741, ,2,27528.53,0,0.00,0,0.00,3,1795.30,0,0.00,0,0.00,29323.83 41521.964274(04.09.13 23:08:33),TB01,TB01,005,300,9760, ,2,27580.88,0,0.00,0,0.00,3,1799.97,0,0.00,0,0.00,29380.84 41522.005942(05.09.13 00:08:33),TB01,TB01,005,300,9780, ,2,27636.00,0,0.00,0,0.00,3,1804.86,0,0.00,0,0.00,29440.86 41522.047610(05.09.13 01:08:33),TB01,TB01,005,300,9800, ,2,27691.12,0,0.00,0,0.00,3,1809.75,0,0.00,0,0.00,29500.87 ## I am unable to extract date and Summe from this file ## 04.09.13 21:08:33 29263.71 04.09.13 22:08:33 29323.83 …  |
| | In my personal opinion PHP is a great language. I love that it can be written with html and css for style, and database and such quality. But why do PHP deevelopers earn less then other types? PHP helps get the website through sql and helps make it interactive. You … |
| | Hi Guys, How to write the contents of JList into a text file. i have a JList and i want to add the list elements to a text file. How to do this?  |
| | Hello. I recently begun using vb.net. I am creating a form application using Visual Studio Express VB 2008 and SQL server 2008. I have two forms. When the program start is not showing me any form. What is to be done that I could use two forms as one program. …  |
 | Hello , I want to show spinner while processing below data. // SHOW SPIINER HERE $.getJSON("./php/fetch_record.php",{Record_id: Schedule_id, ajax: 'true'}, function(j){ for (var i = 0; i < j.length; i++) { $.post("/Test/Simple_form_submit", { //variables here },function(data){ }); } // HIDE SPINNER HERE I had tried show and hide div here but … |
 | Here's the problem: Write a program that will input values for A and B. Compare two values inputted and print which of the values is higher including the remark “Higher”. So here's what i've done so far main() { int A, B; clrscr(); printf("Input Value for A: "); scanf("&d", &A); … |
| | I'm writing a program that stores passwords into a char array then checks for 1 upper, lower, number and allows @ - _ . For some reason it won't read the special chars - unless I include this function, but when I do it only evaluates those in the function, … |
 | Hi All, I need a perl script to generate the following Replace value in a column of one file with a value from second file File1 246 0.668 20.644 20.610 0.000 3 U 1.039e+03 0.000E+00 - 0 1673 1676 1663 1662 18 0.816 22.786 24.906 0.000 3 U 1.815e+03 0.000E+00 …  |
 | I have a textbox to enter date into a MS Access database. I've tried entering 29-02-2000. But it is saved as 28-01-1900 in Access. I've tried entering 02-20-2000. But it is saved as 01-01-1900 in Access. My system shortdate format is dd-MM-yyyy. My system longdate format is dd MMMM,yyyy. My … |
| | When a user enters multiple keystrokes the meny prints multiple times. It should spit out an error and reprint the menu once...what gives? void mainMenu(char entries[], int index[]) { char choice; cout << "Please choose 1, 2, or 3.\n"; cout << "1. Save a new password\n"; cout << "2. Display … |
| | I need to insert a cobobox value ,date value into database but am not sure if this is the method...i keep getting an exception saying 'Incorrect syntax near '@Numberpassengers'.' private void button1_Click(object sender, EventArgs e) { string c = ""; string s = ""; string d = ""; string t … |
 | how can i write this in case select syntax? please help If cboSearchType.Text = "Accredited Month" Then With grdSearchResults .Rows = .Rows - .Rows + 1 End With If rs.State = 1 Then rs.Close SQL = "SELECT * FROM BusinessInfo WHERE " & " AccreditationDate " & " like '" … |
| | first se these methods setForeground(Color.cyan); setBackground(Color.red); these methods are defined in Component class like this java.awt.Component and we pass parameters of an other class this is very confusable for me that we pass class members as parameters to method of a different class, i mean `setForeground(Color.cyan)` i defined in Component … |
 | I have made a code to upload video with the help of w3schools.but It is not working great to upload mp4 video upto 300MB.Can any one provide me solution? or any opensource script to upload file. |
| | Hi i have installed prestashop 1.4.8.2, i want report from mysql, Number of orders per customer with customer name & customer id plus i want total amount of order customer wise. can you help me with SQL query so i can generate this report from phpmyadmin. thanks, regards, Ritesh |
| | from sys import argv from os.path import exists script, from_file, to_file = argv print "Copying from %s to %s" % (from_file, to_file) # we could do these two on one line too, how? in_file = open(from_file) indata = in_file.read() print "The input file is %d bytes long" % len(indata) print … |
 | Hello, I have multiple networks with a changing amount of devices on each. What I'm trying to do is have those devices report their ip address to a website where I can enter in their mac address and determine which ip address it's coming from so that I can control … |
 | Hi, I'm new to python. I'm creating python script that will copy file from different destination to another destination. It will copy as well the access for different user. I'm trying to output any results to the logfile but it didn't seem to output it. Here's my code. Hope anyone … |
| | Our up/down voting buttons don't do anything on iOS devices (iPhone, iPad). Confirmation that they work fine on Blackberry and other mobile devices. Additionally, they work fine on all desktop browsers, including Safari. HTML code looks like this: <div class="vote-arrow downvote" data-vote="-1"> </div> <div class="vote" title="Vote on posts with a comment …  |
| | Hi, I am trying to update a simple mysql query using PHP PDO The simple query read $query = mysql_query("SELECT * FROM tbl_name WHERE oauth_provider = 'twitter' AND oauth_uid = ". $user_info->id); My PHP PDO query reads $STM = $dbh->prepare('SELECT * FROM tbl_name WHERE oauth_provider = :op AND oauth_uid = … |
| | I honestly think that the python programming language will take over other languages such as c# and maybe even c++. Why do I say this? Because a python interpreter can easily be embedded in the game. I have also written an engine to make python as fast as C++ (true … |
| | Hi! I'm a student learning C language. During my exercise I have faced a weird problem(atleast to me). I have encountered two declarations: int size; int arr[size]; I'm unable to figure out the actual dimension of the array and its lenght as the variable `size` is only declared not defined; … |
| | i am very confuse about java applets so please solve my questions my question is that when we write applet then we write only methods defination not method calling so i am confuse about this that who call the methods of applets.and second is that we call the methods of … |
| | I have two items which can be selected from two seperate comboboxes. I need to populate a 3rd combobox with range calculated from selection of first two. Default for this 3rd box must be 0 with plus and minus range. A little help would be much appreciated. |
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