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37 Interactive Technology Team

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Latest from 37 Interactive Technology Team

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37 Interactive Technology Team

Dec 20, 2019 · Product Management

Applying Product Thinking to Deeply Uncover User Needs

The article shows how product‑thinking—identifying users, their pain points, and translating them into concrete solutions through an Ask‑Think‑Experience loop—can deeply uncover real needs, illustrated by a hot‑pot analogy and a customer‑service chatbot case that evolved from simple FAQs to a 70% automated response system.

Customer ServiceUser Researchcase study

0 likes · 8 min read

Applying Product Thinking to Deeply Uncover User Needs

37 Interactive Technology Team

Dec 13, 2019 · Game Development

Guide to Apple In-App Purchase Integration for Game SDK Development

This guide walks game SDK developers through Apple’s In‑App Purchase integration, detailing product types, the three‑step purchase flow, receipt acquisition and server‑side verification, order binding and retry mechanisms, duplicate handling, subscription restoration, and comprehensive error handling to ensure reliable revenue management.

Apple IAPError HandlingIn-App Purchase

0 likes · 10 min read

Guide to Apple In-App Purchase Integration for Game SDK Development

37 Interactive Technology Team

Dec 10, 2019 · Frontend Development

Vue.js Component Communication Methods and Practical Examples

Vue.js offers multiple component communication techniques—including one‑way props, $emit/$on events, an event bus, $attrs/$listeners, provide/inject, direct $parent/$children/$refs access, Vuex state management, and slot‑based patterns—enabling flexible data flow between parents, children, siblings, and distant descendants.

$onEmitProps

0 likes · 18 min read

Vue.js Component Communication Methods and Practical Examples

37 Interactive Technology Team

Dec 6, 2019 · Fundamentals

IO模型与非阻塞IO与libevent

The article explains IO models—from blocking IO’s limitations to non‑blocking and multiplexing techniques like select, poll, and epoll—then shows how libevent encapsulates these mechanisms to provide a Reactor‑style event‑driven framework, illustrated with a simple echo server implementation.

&&=IOReactor

0 likes · 7 min read

37 Interactive Technology Team

Nov 27, 2019 · Frontend Development

Building a Front-End Animation Library: Process, Implementation, and Case Studies

The team created a reusable front‑end animation library by researching common effects, packaging them into an npm module, building a Vue‑based management backend, and integrating the library into business pages, which boosted user stay time by ~30%, performance by ~10% and cut bounce rates by ~60%, as demonstrated in the Douluo Dalu and Dark Angel case studies.

Libraryanimationcase study

0 likes · 10 min read

Building a Front-End Animation Library: Process, Implementation, and Case Studies

37 Interactive Technology Team

Sep 27, 2019 · Operations

Centralized Management of Cron Jobs: Challenges and Solutions

The article outlines how a company built a centralized cron‑job platform—using Python’s crontab library, SaltStack deployment, ELK log aggregation, and automated email alerts—to integrate existing tasks, provide reliable CRUD operations, enable fast log querying, and detect failures, cutting operational overhead while managing thousands of scheduled jobs across multiple servers.

MonitoringPythoncron

0 likes · 8 min read

Centralized Management of Cron Jobs: Challenges and Solutions

37 Interactive Technology Team

Jun 21, 2019 · Databases

Understanding MySQL Flashback: Principles, Tools, and Pseudo GTID

MySQL Flashback leverages the ROW‑format binary log to generate inverse DML statements—turning deletes into inserts, updates into reverse updates, and inserts into deletes—while tools parse WriteRows, UpdateRows, and DeleteRows events, using injected Pseudo GTID markers to delimit change ranges and enable automated rollback despite DDL limitations.

Binlog ParsingDatabase RecoveryFlashback

0 likes · 6 min read

Understanding MySQL Flashback: Principles, Tools, and Pseudo GTID

37 Interactive Technology Team

Jun 20, 2019 · Databases

From Data Deletion to No Runaway – Building a Reliable Database Backup Platform

After costly data‑deletion mishaps, 37 Interactive Entertainment engineered a robust, multi‑region backup platform that evolved from simple cron scripts to streaming xtrabackup with Celery‑driven task queues, encrypted HDFS/S3 storage, automated rotation and restore verification, ensuring reliable protection against high‑impact data loss.

Backup ArchitectureCeleryData Recovery

0 likes · 7 min read

From Data Deletion to No Runaway – Building a Reliable Database Backup Platform

37 Interactive Technology Team

May 31, 2019 · Fundamentals

A Comprehensive Guide to QuickSort: Principles, Implementations, Performance Characteristics, and Optimizations

This comprehensive guide explains QuickSort’s divide‑and‑conquer principle, presents two PHP‑style implementations, analyzes its O(N log N) average and O(N²) worst‑case performance, and details practical optimizations such as random pivot selection, switching to insertion sort for small sub‑arrays, three‑way and dual‑pivot variants.

Algorithm OptimizationJavaPHP

0 likes · 10 min read

A Comprehensive Guide to QuickSort: Principles, Implementations, Performance Characteristics, and Optimizations

37 Interactive Technology Team

Apr 28, 2019 · Artificial Intelligence

Application of Machine Learning Algorithms in Mobile Game Recharge Monitoring

By applying XGBoost‑based regression models that are retrained daily on two‑week order data and tuned per sub‑package, the mobile‑game recharge monitoring system predicts 10‑minute order volumes, sharply cuts false alarms from hundreds to dozens, and delivers precise, scalable alerts for game operations.

Mobile GamingXGBoostanomaly detection

0 likes · 8 min read

Application of Machine Learning Algorithms in Mobile Game Recharge Monitoring