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| | class Node(object): def __init__(self, data): self.data = data self.nextNode = None class Queue(object): def __init__(self): self.head = None self.tail = None self.size = 0 def enqueue(self,data): self.size += 1 newNode = Node(data) if self.head is None: self.head = self.tail = newNode else: newNode.nextNode = self.head self.head = newNode def dequeue(self): …  |
| | When working with TCP client sockets I often find myself frustrated with the lack of event-driven support. I usually end up writing a whole bunch of code to determine disconnects, reconnecting, etc and I figuired it's time to just write my own class for this stuff. I figuired I'd share …  |
 | As part of a project to manage my collection of photos, I wanted to add the capability of displaying a series of files as thumbnails. This posed me with three problems: 1. how to preserve the aspect ratio of the original images 1. how to generate the thumbnails without tying … |
| | mysqli_real_escape_string() expects parameter 1 to be mysqli, null $idbilik = " ' ". mysqli_real_escape_string($idbilik, $samb) . " ' "; $result = mysqli_query($samb,"SELECT * FROM bilik WHERE idbilik=$idbilik"); while($res = mysqli_fetch_array($result)) i did as u say so madam...add the line u gave before $result..but i am getting the error stated above...  |
 | My code executes as follow - 1) a Search page is loaded where session was already started, var-dump() shows the correct session info like username etc. 2) User enters a search value in a 3rd party script search box that forms part of my search page, I have no control …  |
| | Hi good people of Danniweb, I've looked at a lot of examples on line and I cannot figure out what is going wrong. My program has to transfer a simple delimited text file from the local machine up to a specified directory on a FTP server. After I have run … |
 | guys! Im new in PHP and im developing a small website wherein there's many images on the page and when i click one of the image it must be shown into another page with full details.. but the problem when i click one of the image it shown's nothing! I …  |
 | I have a funny feeling this is a stupid question so bear with me. I'm passing a string array to a function to search for elements in it. I have what is written below, and all it does is print "Not Found" five times. I'd also like it to print … |
| | I got this error and can't identify what is wrong with the code. I called the jquery code after the jquery plugin, checked carefully the code but it still has an error. <script type="text/javascript" src="./js/jquery.js"></script> <script type="text/javascript" src="./js/jquery-migrate-1.2.1.min.js"></script> <script type="text/javascript" src="./js/jquery-1.8.3.min.js"></script> <script type="text/javascript" src="./js/jquery-ui-1.10.3.custom.min.js"></script> <link rel="stylesheet" href="./css/thread.css" media="screen"> <link rel="stylesheet" … |
| | PLease help me. I'm doing a login form with ms access but this line of code having problem "Dim dr As OleDbDataReader = cmd.ExecuteReader" Below is the source code Imports System.Data.OleDb Public Class Form1 Dim con As New OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Users\leong\documents\visual studio 2010\Projects\WindowsApplication4\WindowsApplication4\coursework.mdb") Dim cmd As OleDbCommand Private Sub Button1_Click(ByVal sender … |
| | Imports System.Data.OleDb Public Class Form1 Dim pro As String Dim connstring As String Dim myconnection As OleDbConnection = New OleDbConnection Dim command As String Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click pro = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\Users\sinthu\Documents\Database1.accdb" connstring = pro myconnection.ConnectionString = connstring myconnection.Open() If myconnection.State = … |
 | Write a function that takes as argument a string containing multiple words and returns a string containing the same words in reverse order. Eg., input = 'India is a democracy'; output = 'democracy a is India'  |
| | how would one convert this to python? var unlockedState = 1000; var lockedState = 2200; var motorPin = 14; var buttonPin = 4 var ledPin = 17 var blynkToken = 'blynk_token_here'; // *** Start code *** // var locked = true //Setup servo var Gpio = require('pigpio').Gpio, motor = new … Programming java javascript python |
 | I am skilled in Core PHP, JavaScript, Mysql, Ajax, HTML, CSS, jQuery and Codeigniter and having 4+ years of experience in Web Development. I have very vast knowledge in dynamic and static website development. |
 | I Have **"user_chat"** table name his 4 columns "msg_id" Auto Increament "chat_from_id" "chat_to_id" "chat_msgs" SELECT `chat_msgs` from `user_chat` where chat_from_id='2'AND chat_to_id='10' LIMIT 0,10 Also I have used **DESC** using above queary but not worked I want to fetch last **5 recent records** from **"chat_msgs" columns** Suggest me. Thank you |
| | I am doing this program for a cs class. I am trying to create menu based system that will allow the user to input the number that corresponds to the option they want to choose. Then based on that option they will input their customer id (this is a banking …  |
| | can someone help me take a look i face (oledbexception was unhandled (too many fields defined)) below is my code . Private Sub btnBrowse_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnBrowse.Click Properties='Excel 12.0;HDR=NO;'" Dim Chosen_File As String = "" If openFileDialog1.ShowDialog() = DialogResult.OK Then Chosen_File = openFileDialog1.FileName End …  |
 | Hello. I'm stuck with my Yahtzee project. The first five lines are filled with a brief explanation of the case. Please read them /* I'm writing Yahtzee in C++. So far so good, but I'm stuck now on the recognition of staights and full houses. It's about the lines 131 … |
| | I'm busy writing Yahtzee. Now, I want to fill a const char[] with the field names: 1's, 2's, 3's, ..., "Full House" "Small Straight" etc. But I get this errors #include <iostream> #include <stdlib.h> using namespace std; /* 1 2 3 4 5 6 3 of a kind carre full …  |
 | Is it possible to autofit a generated text inside a div? I have a button that creates a text inside a div element using javascript. The problem is there are some long text that are generated which overlaps the div that contains it. Is there anyway to auto fit like … |
| | {% for i in coupontesting %} <center> <div class="rectangle"> <span class="right">Store Link</span><span class="left">{{ i.seller_store }}</span> <div class="coupon-frame"> <div class="coupon-left-div coupon-align-center"> <div style="padding: 1.125rem;border-left: 1px solid #d4d4d4;"> <div style="position:relative;"> <div class="coupon-left-img-div text-center coupon-align-center orange pt-32"> <span class="bold-18">{{ i.name }}</span> </div> </div> </div> <div class="coupon-ticket-frame"> <div class="coupon-ticket-frame-style"> <div class="oupon-ticket-frame-line"></div> </div> </div> </div> … |
| | Hi all I need assistance with the below code snippit. It calculates how many of salaries entered exceeds R100 000 or how many is below. With the below entries the lower count totals to 4 instead of 3. What am I doing wrong? Still new to this so please excude … |
| | Hello, I want to read the url (m3u) from this link, unfortunately I get the following error message. what's wrong. I'm relatively new to php sorry url = `https://www.hdtvler.tv/show-tv-canli-hd-yayin-izle/` want read this block `https://hdtvler2.etvserver.com/live_sd/showtv/playlist.m3u8?wmsAuthSign=c2VydmVyX3RpbWU9My8zMS8yMDIwIDQ6MTk6MDUgUE0maGFzaF92YWx1ZT1mejM4UjdDNWQxYjlXODhieU5FL2hnPT0mdmFsaWRtaW51dGVzPTU="` my code <?php $homepage = file_get_contents("https://www.hdtvler.tv/show-tv-canli-hd-yayin-izle/"); preg_match('#"contentURL": "(.*?)"#', $homepage ,$m3ual); stripslashes($m3ual[1]); header("Location: ".$m3ual[1] ); ?> |
| | What is the c program for airline ticket reservation system using file handling? |
| | 1. Write a program with one user-defined function to convert weight from pound to kg. 2. By using three user-defined functions, you are asked to write a program to calculate the area of a circle. Function input – ask user to input the radius Function calculate_area – calculate the area … Programming c++ |
 | Hi! I am now using androidx libraries in my andriod application. But the problem which I am facing is that the Image view of androidx library does not show/display any image on android 5(i-e lollipop) real device. But if I run the app on emulator , then my imagview shows … |
 | Hello, I am working a program that starts at a direction and goes to the destination and reverse. I have reversed the list and used a if statement for the switching the directions from R (Right) and L (Left) but it doesnt want to work properly. My question is how … |
| | Apostle “Kojo Safo” popularly known as “KANTANKA (KTA)” is one of the renowned entrepreneurs in Ghana. He manufactures cars, agriculture light and heavy duty machinery just to mention a few. His products have attracted many investors both local and foreign. However, sales of his manufactured cars in particular, have seen … Programming c++ |
| | hi everyone, i am very new in java. can anyone help me to solve the following problem: A school conducts a 100 mark exam for its student and grades them as follows: Grade: Grade A: Marks>75 Grade B: 75>Marks>60 Grade C: 60>Marks>50 Grade D: 50>Marks>40 Write ajava program to calculate … |
| | Hi, I want to copy the data in the PayJour table to the ARCPayJour Table using the Clients Table where the StatusCo = 108. The problem is that the Clients table stop at the first 108 it gets and then do the copy prossecc, but do not go through the … Programming first-post |
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