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Latest from Liulishuo Tech Team

87 recent articles

Liulishuo Tech Team

May 20, 2022 · Artificial Intelligence

Multi‑Scale BERT‑Based Automated Essay Scoring: Architecture, Loss Functions, and Experimental Evaluation

This article surveys automated essay scoring (AES), compares handcrafted, deep‑learning, and pre‑trained language‑model approaches, proposes a multi‑scale BERT architecture with document, token, and segment features, introduces three combined loss functions, and demonstrates superior performance on the ASAP dataset and internal tasks.

ASAP datasetArtificial IntelligenceBERT

0 likes · 13 min read

Multi‑Scale BERT‑Based Automated Essay Scoring: Architecture, Loss Functions, and Experimental Evaluation

Liulishuo Tech Team

Jan 18, 2022 · Cloud Native

Design and Implementation of an ArgoCD‑Based Continuous Delivery System at Liulishuo

This article describes how Liulishuo replaced its custom CD platform with the open‑source ArgoCD solution, detailing the motivations, architecture components, design concepts, deployment workflows, code snippets, advantages, and future plans for automated gray‑release in a cloud‑native Kubernetes environment.

ArgoCDCI/CDContinuous delivery

0 likes · 11 min read

Design and Implementation of an ArgoCD‑Based Continuous Delivery System at Liulishuo

Liulishuo Tech Team

Dec 30, 2021 · Operations

Design and Implementation of an Alert Scheduling System (GoAlert) and Notification Center

This article explains why alerts and on‑call scheduling are needed, outlines the core principles of an alert scheduling system, describes the architecture evolution from PagerDuty to GoAlert and Notice‑Center, and details the implementation, code snippets, and future outlook for a comprehensive operations monitoring solution.

MonitoringNotification Systemalerting

0 likes · 14 min read

Design and Implementation of an Alert Scheduling System (GoAlert) and Notification Center

Liulishuo Tech Team

Dec 14, 2021 · Cloud Native

How We Migrated a High‑Traffic Business Gateway to Kubernetes with Kong

This article details the step‑by‑step evolution of a company's business gateway from a single Nginx instance to a cloud‑native, Kubernetes‑based Kong deployment, covering the initial architecture, identified risks, custom controller implementation, performance testing, graceful shutdown, and smooth traffic switching strategies.

GitOpsGraceful ShutdownKong

0 likes · 18 min read

How We Migrated a High‑Traffic Business Gateway to Kubernetes with Kong

Liulishuo Tech Team

Oct 29, 2021 · Cloud Computing

Automating Cloud Infrastructure at Liulishuo: Deployment, Management, and Governance Practices

The article describes Liulishuo's Cloud Infra team's end‑to‑end automation of cloud resource provisioning, scaling, and cost governance using Terraform, a custom Luban platform, GitLab CI/CD, and chat‑bot integrations, highlighting the architectural design, implementation steps, and measurable benefits for both operations and business teams.

Auto ScalingInfrastructure as CodeTerraform

0 likes · 10 min read

Automating Cloud Infrastructure at Liulishuo: Deployment, Management, and Governance Practices

Liulishuo Tech Team

Sep 30, 2021 · Mobile Development

Investigation and Fix of Audio Playback Stutter on iOS 14.5 Using Audio Queue and AVPlayer

The article details a systematic investigation of intermittent audio playback stutter on iOS 14.5, tracing the issue from AVPlayer playback through Audio Queue recording, analyzing AudioStreamBasicDescription parameters and buffer size inconsistencies, and presenting a code‑level fix that aligns buffer sizes before invoking AudioConverterFillComplexBuffer.

AVPlayerAudioEncodingAudioQueue

0 likes · 12 min read

Investigation and Fix of Audio Playback Stutter on iOS 14.5 Using Audio Queue and AVPlayer

Liulishuo Tech Team

Sep 13, 2021 · Cloud Computing

Why Use Terraform? Benefits, Workflow, and Bulk Export in Cloud Infrastructure

The article explains the problems of manual cloud resource provisioning, introduces Terraform's Infrastructure as Code approach, describes a company-specific workflow using a front‑end request portal, GitOps, and Mobius automation, and outlines how to import existing resources and perform bulk exports with Terraformer.

Terraformautomationcloud

0 likes · 8 min read

Why Use Terraform? Benefits, Workflow, and Bulk Export in Cloud Infrastructure

Liulishuo Tech Team

Aug 24, 2021 · Game Development

Implementing 3D Character Skinning and Animation in CocosCreator 3.0

This guide details how to implement 3D character skinning and multi‑part animation in CocosCreator 3.0 by splitting FBX models into separate prefab components, addressing material, mesh, and simultaneous animation challenges, and provides key TypeScript code for part replacement.

3DCharacter SkinningCocosCreator

0 likes · 7 min read

Implementing 3D Character Skinning and Animation in CocosCreator 3.0

Liulishuo Tech Team

Jul 14, 2021 · Game Development

Integrating Cocos Creator 3.0 for 3D Character Customization in an English Learning Community App

This article details how Liulishuo implemented 3D character customization in its PIE English practice app using Cocos Creator 3.0, covering native SDK integration, JSB-based cross-platform method calls, and Asset Bundle-based resource management for performance optimization.

3D Character CustomizationAsset Bundle ManagementCocos Creator 3.0

0 likes · 12 min read

Integrating Cocos Creator 3.0 for 3D Character Customization in an English Learning Community App

Liulishuo Tech Team

Jul 7, 2021 · Frontend Development

Evaluation and Evolution of Mini‑Program Development Frameworks for Frontend Teams

This article reviews the background, key considerations, architectural principles, evolution, performance comparison, and a customized solution for building mini‑programs using frameworks such as WePY, Taro, and UniApp, highlighting cross‑platform support, TypeScript integration, and development experience improvements.

FrameworkPerformanceevaluation

0 likes · 12 min read

Evaluation and Evolution of Mini‑Program Development Frameworks for Frontend Teams