[data-structure] Forum Topics

**Features:** * Retrieves the differentiating bit of a key with respect to the previous one and stores only this position in the index. * With at most one single disk read, assuming the index is in memory, it determines whether the key exists or not. * The index is always …

When my app loads I need to establish the membership "status" of a user. Their "status" will determine how the app behaves. Do I query the database for the "status" value each time the app loads, or can it be sourced from cache? The "status" could change for a user, …

## **Introduction** > The McCharts component library is developed based on Hongmeng ArkTS syntax and supports API 9 and above. The chart component has been open sourced. Everyone can participate, whether they are new or experienced, to learn from each other, develop more component libraries, and enrich the ArkTS ecosystem. …

# Extract Schema.org Data Script # Maybe this is helpful for somebody... ## Description ## This script extracts Schema.org data from a given URL and saves it to a file. ## Usage ## 1. Run the Script: Execute the script in a Python environment. 2. Input URL: Enter the URL …

Im trying to code a lem-in project. https://github.com/01-edu/public/tree/master/subjects/lem-in Im coding in go lang. But its okay in another language tho. I can convert it to go. Me and my friends cant even solve the algorithm neither. ChatGPT is stuck and in the web i found a 800 rows of code. …

Within the dynamic realm of digital marketing, Search Engine Optimization (SEO) is a key tactic for augmenting online presence and generating natural traffic to websites. Knowing SEO's primary performance elements is essential for firms looking to build a strong online presence. Now let's examine the crucial elements that characterize SEO …

Hello, everyone!:) I am new to Daniweb and I would like a little help in implementing Binomial Heap subroutines in C, especially insertion in Heap. For my application it is necessary to implement max-heaps(i.e., roots storing the maximum value) in stead of min-heaps(i.e., root storing minimum value) in ANSI C. …

I am reading a JSON file containing Family details and I am trying to fill them in a std::map. somehow the keys are accepting data but the values are showing null. please help. **code: test.cpp** ------------------ #include <iostream> #include <string> #include <fstream> #include <cstdio> #include <conio.h> #include "nlohmann\json.hpp" #include "extmodule.h" …

I am building a ipv4/ipv6 geo ip **MongoDB** database and i will have millions (100+) of ips Structure will of the database will be [ { _id: 58fdbf5c0ef8a50b4cdd9a8e , ip: '34.53.63.25', ip_hex: '0x22353f19' , type: "ipv4", data : [ { country : "CA", region : "region1" city : "city1", blacklisted …

You have been contracted to develop a prototype system for the Norman Manley Airport that will assist the airline staff in processing persons who have checked in for their flights during the covid pandemic. The information being stored for each person are as follows: • ID# • Name • Gender …

**You are tasked to make a game of WAR! ** War is a card game played between two people. Each person gets half of a shuffled deck of cards. They both place the top card of their deck onto the field and the winner is the one whose card has …

**i really need your help guys for data structure and algorithm task my assignment is menu-driven program for array operations in c++ Traversal, Insertion, Deletion, Searching, Sorting i have to perform this in menu to show how they work can you please provide mee code for this**

**i need help please help mee i got data structure task **

We are tasked to simulate a simple printing queue, where users take turn at printing their files/documents. We just need to put each of user's name, ID, and number of pages and then output the queue in the program. We need to do it by using Queue with Array. So …

Years ago I wrote a program in Fortran for a structural analysis class. At the time I had very little programming experience and mottled my way through the assignment. Fast forward to now and I'm attempting to teach myself Python 3. I figured I'd would try to convert the old …

Simulate an ATM machine. Program should able to do the following operations: A. Create accounts for the users. A user account is created using User ID and Password. Every user has unique User ID and Password. B. A user should able to login using his User ID and Password. C. …

using recursion, write a c++ function findlargestNode() which returns the largest node in a bst

Student need to go through the CASE STUDY shown in this exam paper Analyze and answer specific section based on your own thinking and work CASE STUDY Covid-19 pandemic is still on the progress despite several attempts of vaccine program around the world and many of successful ones are already …

If I submit the form I want register.php to fetch the proxy and name which I'm submitting from client.php if I don't use action='register.php' then it's printing the proxy I have submitted but not printing the name. But if I use action='register.php' to post my form to register.php then it's …

help me asp..... In this assignment you have to write functions (in python) that applies various preprocessing techniques which are popular in Natural Language Processing (NLP). For this purpose, you are supplied with a Text Dataset (“corona_data\test_small.tsv”) and you have to process that dataset using the following techniques: 1. Tokenization …

The user is going to enter the product number, then the program must be able to open the file, read the information of a inventory in the company, capture the information into an structured array and display the specific product with its information in the labels. all this using a …

I want mini project of data structure using c language can anyone give source code??

Write a C++ data structure program to implement following operations on Single Dimension Array. (Note: Use Class Use Switch case While printing, Print all the elements in single line with space) 1. Bubble Sort 2. Insertion Sort

hello can anybody help me with this issue i have java code to print information that exists in XML file i will paste it here, so i want to print the information based on user input , as example the user enter the Id number then the program should print …

Hi, This is my first time using vectors. I'm trying to print some data that is stored in a structure vector but whenever the code gets to printing the data which is in double loop it crashes. I have located the error but i am ensure how to resolve it. …

How to Update Database Datetime in This Format " dd MMM yyyy HH:mm:ss 'GMT' "With Vb.net Program I Searched a lot about how to Get The Time online and i found a solution You will found it in my Codes. > My Aim is to make a MemberShip DateTime , …

public class HashedClass{ int ticketNumber; // keyfield string purchaserName; Hashtable hashtable = new Hashtable(); insert(); fetch(); delete(); update(); } I started a pseudocode above, but I know it needs more work. Are there any resources that can help guide me to implementing my …

Hi, I have been trying to code an timetable which allows timeslots to be booked. What I am finding difficult is the schedule settings. So three things, "schedule settings", "find common slots" and "make booking". The "find common slots" and "make booking" seems to almost work. But "schedule settings" is …

Here is a basic question, what is the fastest way to transfer a MySQL database? Here are the variables at play: 1) Database is just shy of 3GB 2) Transfer is between two servers running different versions of MySQL 3) There will not be usage of the database during transfer, …

How can I write a C++ program that lists all students whose CUMMULATIVE SCORE is K or higher?

A palindrome is a phrase that reads the same forwards as it does backwards. For example, “a man, a plan, a canal, Panama,” is a palindrome. Write a program that uses a stack data structure to check for palindromes in each line of a text file. Test your program on …

Getting error when showing data in list view, please help me..... Error :* Cannot add or insert the item '10-07-2018' in more than one place. You must first remove it from its current location or clone it. Parameter name: item* I use Vb.net 2010 visual basic sql server 2008 r2 …

In this examle in writer.c I am trying to generate symbols from a to z and then print them in uppercase in reader.c. **writer.c:** // C Program for Message Queue (Writer Process) #include <stdio.h> #include <sys/ipc.h> #include <sys/msg.h> #include <string.h> // structure for message queue struct mesg_buffer { long mesg_type; …

I am trying to process the data in a single file . i have to read the file and create a hash structure,get the value of fruitname append it to fruitCount and fruitValue and delete the line fruitName and write the entire output after the change is done.Given below is …

I have this use case where in I would need to dynamically create java objects out of json input and insert the data into sql tables. I tried using gson APIs but unfortunately we need to specify strucuture of that class (Car.class). Is it possible to dynamically achieve the above …

How to the excel data please help me In the original excel sheet data show column wise. But now I want to same change to data showing structure and re arrange the data structure. I can't upload the excel sheet that for i attached the IMG please help me https://ibb.co/jdzC4m …

[CODE] #include <stdio.h> #include <stdlib.h> typedef struct filedata { char data[100]; }data_t; data_t * fname=NULL; //IS AN ARRAY OF the structure filedata REQUIRED HERE void quit() { printf("\nPress enter to exit"); fflush(stdin); getchar(); } int main() { char ch; fname=(data_t *)malloc(sizeof(data_t)); FILE *fptr=NULL; atexit(quit); printf("Please enter the file name to …

Hello, When I try to import this sql into phpmyadmin I am getting this error message: Query SQL: CREATE TABLE `customers` ( `customerNumber` int(11) NOT NULL, `customerName` varchar(50) NOT NULL, `contactLastName` varchar(50) NOT NULL, `contactFirstName` varchar(50) NOT NULL, `phone` varchar(50) NOT NULL, `addressLine1` varchar(50) NOT NULL, `addressLine2` varchar(50) DEFAULT NULL, …

**Table: category** **table structure** id label parent **example data** id - label - parent 1 - Apparel - 0 2 - Technology - 0 3 - Travel - 0 4 - shirts - 1 **For above table I have two links** 1. First link display category with no parent (e.g. …

I am creating an application that uses NHibernate, an object relational mapper that is a port of the Java Object relational mapper hibernate. Currently I am trying to represent my entities via hibernate xml files. The application I have right now is throwing an error I am thinking may be …

How can implement a perfect hashed data structure using the four basic operations? Could I do something like this or do I need to break up my code into two different classes and then test the methods from another class's main method? public class PerfectHashed{ int ticketNumber; // keyfield String …

I am working creating a fully encapsulated, homogeneous singly linked data structure. The Listing class and SinglyLinkedList class that are part of the whole application compile fine, but the problem that I am having is performing different operations such as insert, fetch, update, and delete inside of a do-while loop …

Hi, I'm creating a program were logs files in a certain directory are presented in a table format. My issue here is, I created a filter option in which the user can filter data available in a particular year and month. I currently retrieved all the file dates and its …

Hi All, I am working on Oracle 11.2.0.3. and my requirement is, I have a table in Development(Dev) called " Dev_EMP". Have created Synosym for "Dev_EMP" as "SY_DEV_EMP" here is the structure [/code] create table Local_emp ( tran_id varchar2(10), acct_id varchar2(15) ); [/code] 2. Table which I am planning to …

Hi, I have created a function that searches for a category in a category tree object and returns all the paths for it as an array of strings, please advice how I can improve it ? the result im getting now is : ["vehicles",["cars","mercedes"],["trucks","mercedes"],["motorcycles","BMW"]] i need it in one dimesional …

I would like to know Which are the python data structures uses divide and concur algorithm? Please explain me?

I am learning to code and found interesting task, but i do not know where to start in solving it. So i have a file with some titles and comments which need to be placed under the right title. So the first line of the input contains a number N …

I get an error with nero 7 for DVD-R type DVD: illegal disk, but for other DVD types DVD+r,Double layer,+RW is no problem. Here is the log of nero: Windows XP 5.1 IA32 WinAspi: - NT-SPTI used Nero Version: 7.10.1.0 Internal Version: 7, 10, 1, 0 Recorder: <SONY DVD RW …

now I know your first thought is going to be rotation matrices, but take a moment to think about how they're applied... I'm wondering if there isn't something more efficient, or if there really needs to be that many operations per bone and vertex. I'm looking for the smallest data …

I have scenario where one user can refer two codes to other one will become right and other left.Now this right can have two child left and right and so on same for left child user.... So this is binary tree like strucutre so i am selecting a user from …