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Tencent Cloud Developer
Tencent Cloud Developer
Aug 15, 2024 · Fundamentals

Understanding the End-to-End Process of a Web Request: IP, DNS, CDN, TCP, Protocol Design, CGI/FastCGI, Server Models, and Database Evolution

The article walks through every stage of a web request—from IPv4 addressing, NAT, and DNS resolution through CDN proximity and TCP stream handling, to HTTP framing, CGI versus FastCGI processing, stateless versus stateful server models, and finally database scaling techniques such as sharding and Redis caching.

CDNCGIDatabase Scaling
0 likes · 21 min read
Understanding the End-to-End Process of a Web Request: IP, DNS, CDN, TCP, Protocol Design, CGI/FastCGI, Server Models, and Database Evolution
Bilibili Tech
Bilibili Tech
Oct 17, 2023 · Artificial Intelligence

Design and Implementation of Bilibili Video Template System

The Bilibili video template system combines theme‑based editing, a layered architecture, and a cross‑platform Protobuf protocol to enable PGC and UGC creators to produce, review, distribute, and consume richly‑featured videos with standardized media formats, modular plugins, AI integration, and robust quality assurance.

AI integrationProtobufSystem Architecture
0 likes · 20 min read
Design and Implementation of Bilibili Video Template System
Kuaishou Audio & Video Technology
Kuaishou Audio & Video Technology
May 25, 2023 · Fundamentals

What Makes Kuaishou’s CMTP the Future of Media Transmission?

The article reviews the rapid growth of audio‑video applications, categorizes media transmission scenarios into generic VoD, RTC and Live, examines Kuaishou’s optimization practices with protocols such as KTP, LAS, KLP and AAS, and introduces the next‑generation CMTP protocol designed to unify and extend these solutions across all use cases.

CMTPKTPaudio video streaming
0 likes · 12 min read
What Makes Kuaishou’s CMTP the Future of Media Transmission?
High Availability Architecture
High Availability Architecture
Apr 19, 2023 · Backend Development

Designing High‑Availability Services: Architecture Boundaries, Protocols, and Push Systems

This article explains how Tencent’s internal high‑availability service curriculum emphasizes architecture boundaries, unified protocol definitions using JCE, a unified PushAPI, monitoring and feedback mechanisms, and the organizational impact of aligning system and team boundaries to achieve scalable, reliable backend services.

Distributed Systemsarchitecturebackend
0 likes · 14 min read
Designing High‑Availability Services: Architecture Boundaries, Protocols, and Push Systems
Baidu Geek Talk
Baidu Geek Talk
Aug 10, 2022 · Information Security

Baidu bdtls: A TLS 1.3‑Based Secure Communication Protocol for Mini Programs

Baidu’s bdtls protocol adapts TLS 1.3 for mini‑programs, delivering mutual authentication, AES‑128‑GCM encryption, RSA‑signed Diffie‑Hellman key exchange, sub‑10 % handshake latency, and extensible multi‑business support to defend against static, dynamic and cheating attacks while ensuring high availability.

Mobile SecurityTLSbdtls
0 likes · 22 min read
Baidu bdtls: A TLS 1.3‑Based Secure Communication Protocol for Mini Programs
ByteDance Web Infra
ByteDance Web Infra
Jul 23, 2021 · Backend Development

Design and Refactoring of ByteDance's Node.js RPC Framework

This article explains the motivation, design principles, model architecture, and implementation challenges of rebuilding ByteDance's Node.js RPC system, covering DDD‑based decomposition, protocol and connection abstractions, multi‑protocol nesting, client/server creation APIs, and performance‑optimized context extensions.

DDDNode.jsRPC
0 likes · 14 min read
Design and Refactoring of ByteDance's Node.js RPC Framework
360 Zhihui Cloud Developer
360 Zhihui Cloud Developer
Sep 13, 2018 · Fundamentals

Understanding MQTT: History, Architecture, and Message Format Explained

This article provides a comprehensive overview of the MQTT protocol, covering its origin, design goals, packet structure—including fixed and variable headers, control types, flags, remaining length, and payload—while highlighting its suitability for IoT and limitations for large data transfers.

Embedded SystemsIoTMQTT
0 likes · 7 min read
Understanding MQTT: History, Architecture, and Message Format Explained
Efficient Ops
Efficient Ops
Jan 31, 2016 · Cloud Computing

How Meizu Scales Cloud Sync for Millions: Protocols, Architecture, and Data Strategies

This article details Meizu's cloud synchronization service, covering its custom MZ‑SyncML protocol, semi‑sync mechanisms, file and one‑sync protocols, failure handling, service architecture, modular design, massive data routing, multi‑datacenter deployment, traffic optimization, and practical lessons learned.

Distributed Systemscloud syncdata routing
0 likes · 14 min read
How Meizu Scales Cloud Sync for Millions: Protocols, Architecture, and Data Strategies
High Availability Architecture
High Availability Architecture
May 21, 2015 · Backend Development

Understanding Instant Messaging (IM) Architecture, Protocol Design, and Real‑Time Web Chat Implementation

This article explains the fundamentals of instant messaging, its system characteristics, protocol layers (application, security, transport), practical protocol examples, and a detailed real‑time web chatroom design using HTTP long‑polling and backend architecture considerations.

Instant Messagingbackend architectureprotocol design
0 likes · 20 min read
Understanding Instant Messaging (IM) Architecture, Protocol Design, and Real‑Time Web Chat Implementation