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lottery

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Python Programming Learning Circle
Python Programming Learning Circle
Nov 19, 2024 · Fundamentals

Python Script for Analyzing Lottery Historical Data and Generating Excel Reports

This article demonstrates how to fetch historical lottery data for two games, apply a custom matching rule to identify purchase opportunities, analyze consecutive win patterns over 100 days, and export the aggregated results to an Excel file using Python's requests, xlwt, and basic data‑processing techniques.

AutomationExcelPython
0 likes · 14 min read
Python Script for Analyzing Lottery Historical Data and Generating Excel Reports
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
May 3, 2024 · Frontend Development

Implementing an H5 Lottery Turntable with CSS and JavaScript

This tutorial explains how to create a lottery wheel in HTML5 by designing the turntable layout using CSS transforms, controlling rotation with JavaScript, managing click locks, applying easing for a smooth slowdown, and adjusting prize probabilities through weighted random selection, complete with full source code examples.

CSSHTML5JavaScript
0 likes · 11 min read
Implementing an H5 Lottery Turntable with CSS and JavaScript
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Jan 13, 2024 · Frontend Development

Building an Offline PC Lottery Application with Electron, Vite, and Vue

This article documents the end‑to‑end process of creating a portable offline lottery program for company events by integrating an open‑source web lottery project with Electron, using Vue 3, Vite, and JavaScript, covering requirements, code migration, debugging, and packaging.

ElectronJavaScriptVue
0 likes · 8 min read
Building an Offline PC Lottery Application with Electron, Vite, and Vue
Laravel Tech Community
Laravel Tech Community
Jul 10, 2023 · Backend Development

Implementing Random Double Color Ball Selection in PHP Using Arrays

This article explains how to implement a random Double Color Ball (Shuangseqiu) lottery number generator using PHP arrays, detailing the definition of red and blue ball arrays, random selection with array_rand(), and outputting the results via foreach loops, along with the complete source code.

PHParraybackend
0 likes · 6 min read
Implementing Random Double Color Ball Selection in PHP Using Arrays
Top Architect
Top Architect
Aug 9, 2022 · Backend Development

Building a Spring Boot Lottery System with Redis and MyBatis‑Plus

This article demonstrates how to create a simple lottery application using Spring Boot, MyBatis‑Plus, and Redis, covering project setup, database schema, dependency configuration, Redis integration, event‑driven data initialization, lottery draw logic, stock management, and asynchronous record handling.

JavaMyBatis-PlusRedis
0 likes · 23 min read
Building a Spring Boot Lottery System with Redis and MyBatis‑Plus
Xianyu Technology
Xianyu Technology
Mar 9, 2022 · Frontend Development

Standardizing Interactive Tasks and Lottery Features on the Xianyu Platform

Xianyu standardized its interactive tasks and lottery features by abstracting capabilities into a reusable SDK, providing self‑diagnosis tools, and unifying configuration workflows, which cut front‑end development time by about half, enable operators to troubleshoot without developers, and lower launch and testing costs across large‑scale marketing events.

HooksInteractivefrontend
0 likes · 10 min read
Standardizing Interactive Tasks and Lottery Features on the Xianyu Platform
Java Captain
Java Captain
Jan 22, 2022 · Backend Development

Spring Boot Lottery System with Redis and MyBatis-Plus: Project Overview and Implementation Guide

This article presents a step‑by‑step guide to building a Spring Boot lottery application that leverages MyBatis‑Plus and Redis for caching activity, prize, and record data, covering project setup, dependencies, configuration, code generation, Redis integration, lottery logic, and stock management.

JavaMyBatis-PlusRedis
0 likes · 32 min read
Spring Boot Lottery System with Redis and MyBatis-Plus: Project Overview and Implementation Guide
NetEase LeiHuo Testing Center
NetEase LeiHuo Testing Center
Jan 14, 2022 · Frontend Development

Test Report and Probability Analysis of the 2022 Annual Meeting Lottery Tool

This report details the development, requirements, core JavaScript implementation, probability testing, and functional verification of the 2022 annual meeting lottery tool, demonstrating that the random selection algorithm yields fair and statistically expected results for all prize tiers.

JavaScriptTestingfrontend
0 likes · 11 min read
Test Report and Probability Analysis of the 2022 Annual Meeting Lottery Tool
Top Architect
Top Architect
Nov 1, 2021 · Backend Development

Design and Implementation of a Points-Based Lottery System Using Spring Boot

This article explains how to design and implement a points‑based lottery (luck draw) system in Java with Spring Boot, covering database schema for prizes, probability limits, prize pools, the random draw algorithm, prize restrictions, and asynchronous prize distribution using a factory pattern.

AsyncJavaSpring Boot
0 likes · 10 min read
Design and Implementation of a Points-Based Lottery System Using Spring Boot
Python Programming Learning Circle
Python Programming Learning Circle
Jun 1, 2021 · Fundamentals

Python Script for Analyzing Lottery Historical Data and Generating Excel Reports

This article demonstrates how to use Python to scrape historical lottery data, apply a custom pattern‑matching algorithm to identify winning opportunities, aggregate the results over multiple days, and export the analysis to an Excel file for further review.

ExcelPythonWeb Scraping
0 likes · 15 min read
Python Script for Analyzing Lottery Historical Data and Generating Excel Reports
Java Captain
Java Captain
Nov 26, 2020 · Backend Development

Java Console Application for User Login, Registration, and Lottery System

This article presents a Java console program that implements user login, registration, and a lottery feature, detailing the functional requirements, data storage using files, key data structures like ArrayList and HashMap, and provides the complete source code with usage notes.

FileIOJavaRegistration
0 likes · 12 min read
Java Console Application for User Login, Registration, and Lottery System
HomeTech
HomeTech
Oct 28, 2020 · Backend Development

Design and Implementation of a Scalable Generic Lottery System

This article describes the design, domain‑driven architecture, probability algorithms, extensibility mechanisms, concurrency controls, and management UI of a reusable lottery platform that supports high‑traffic promotional activities while ensuring configurability, anti‑cheat measures, and reliable data consistency.

DDDconcurrencylottery
0 likes · 12 min read
Design and Implementation of a Scalable Generic Lottery System
360 Tech Engineering
360 Tech Engineering
Jan 29, 2019 · Frontend Development

Building a Fun Lottery Program with HTML, CSS, and JavaScript

This article walks through creating an engaging, fair lottery program for an annual event using plain JavaScript, including random shuffling, localStorage persistence, and a horse‑race animation built with HTML and CSS, complete with reusable functions and step‑by‑step code explanations.

CSSJavaScriptanimation
0 likes · 14 min read
Building a Fun Lottery Program with HTML, CSS, and JavaScript