Learn how to replace RESTful endpoints with a GraphQL service by creating a Hacker News API in Go, covering core concepts, type and field definitions, query and mutation setup, and essential resolver implementations illustrated with complete code examples.
This article explains the fundamentals of consensus in distributed systems, compares Paxos and Raft, and provides a step‑by‑step guide with code snippets on embedding the etcd/raft library into the open‑source Mesos scheduler Swan to achieve reliable multi‑node data synchronization.
This article explains Go's slice data structure, how slices are represented in memory, common pitfalls with value passing, slicing, expanding, and provides practical examples of functions like copy, append, and differences between make and new for slices.
This article recounts Xiaomi's rapid development of a flash‑sale platform—starting from a week‑long PHP prototype to a Go‑based, Redis‑backed architecture—detailing the design choices, scalability tactics, and performance optimizations that enabled the 2014 Mi Fan Festival to handle millions of concurrent users.
This article explains why a Go http.Client does not automatically carry cookies during redirects, how the default redirect logic works for different HTTP methods, and how to enable cookie storage with CookieJar or disable redirects using CheckRedirect.
This article shares practical strategies for learning a new programming language—summarizing, comparing, shifting mindsets, studying open‑source code, using analysis tools, and intensive practice—illustrated with concrete Java, Scala, and Go examples.
An objective comparison of Go, Java, and C/C++ (including C++98 and C++11) examines concurrency, performance, syntax, type systems, initialization, error handling, ecosystem, tooling, and industry adoption, offering practical insights for language selection without bias.
This article presents a series of Hyperledger Fabric chaincode examples written in Go, covering information notarization, asset trading, digital currency issuance, diploma verification, community energy sharing, and logistics supply chain, each with functional descriptions, key functions, data models, and REST‑API interaction details.
This article explains how a financial e‑commerce platform uses the Event Sourcing architecture pattern, an asynchronous message bus, and a Go‑based domain‑specific language to build a flexible, exactly‑once points system that decouples business rules from application code and simplifies operations.
The article recounts how Xiaomi’s engineering team built, tested, and iteratively improved a high‑concurrency flash‑sale platform—first in PHP with Redis and later in Go—to reliably handle millions of users during the 2014 Mi Fan Festival, detailing architectural choices, performance optimizations, and lessons learned.
Benchttp is a minimal‑weight Go‑based load‑testing utility that lets you measure QPS, duration, and concurrency with simple command‑line flags, and the article explains its usage, common parameters, and step‑by‑step installation on Linux.
The article presents Pitcher, a Go‑implemented reverse‑proxy middleware, detailing its one‑core‑multiple‑routes architecture, callback‑based module model, hot‑configuration reload, graceful restart strategies, GC optimizations, service splitting, and various transport choices such as TCP/protobuf, UDP, and Unix domain sockets to achieve high‑performance, scalable traffic entry for Qunar.
The article presents a detailed overview of Bilibili's GOIM live chat architecture, covering its high‑stability, high‑availability, low‑latency design, component breakdown, memory and module optimizations, network improvements, and performance testing results to achieve scalable real‑time messaging.
This article explores the fundamentals of building a high‑performance in‑memory cache, covering the relationship between caches and KV stores, various cache types, core data structures such as hash tables, lock strategies, rehash techniques, memory management, and network models, with practical examples and Go‑based concurrency designs.
This article details the three-stage evolution of Xiaomi's e‑commerce architecture, introduces the design of the Notify asynchronous message system built on Redis and MySQL, and explains the subsequent upgrades—including agent proxy, Go‑based modules, and MyCAT integration—to improve scalability, reliability, and performance.
This article walks through designing a microservice application with Go, covering service registration and discovery, various testing strategies—including unit, integration, contract, and chaos testing—illustrates typical architectural patterns, and shares Qiniu's real‑world microservice implementation and practical Q&A.
500px handles massive image uploads and billions of daily views by leveraging a Go‑based microservice architecture on AWS, using Nginx, HAProxy, RabbitMQ, and VIPS to achieve up to 1000 requests per second with sub‑180 ms response times.
This article provides a comprehensive, step‑by‑step tutorial for installing Go 1.4, compiling Codis from source, configuring Zookeeper, setting up Codis server, proxy, and dashboard, and deploying a three‑node Codis cluster on Linux, including all necessary environment variables and command examples.
This guide walks through the complete installation of GitLab on a Debian system, covering package installation, Ruby and Go setup, system user creation, database configuration, Redis setup, cloning the source, configuring GitLab, initializing the database, and starting the service.
The article explains Go's lack of try/catch, demonstrates how to use error return values with examples, shows how to create custom error types, and presents an optimized pattern that aggregates error checks to produce cleaner, more efficient code without performance loss.
The author compares Rust and Go using a series of micro‑benchmarks across common algorithms, presenting CPU time, elapsed time, memory usage and code size, and concludes that while Rust is roughly 30 % faster, Go produces about 30 % less code, making it a better choice for enterprise applications.
This guide walks you through installing Go, cloning and patching the ngrok source, generating self‑signed certificates, compiling both the ngrok server and client, configuring DNS, and verifying the setup so you can expose local web services to the internet without relying on the official ngrok service.
The article examines how early‑stage startups can evaluate less‑common programming languages—Python, Ruby, Node.js, and Go—by weighing their disadvantages such as dynamic typing challenges, limited community support, hiring difficulties, and performance constraints, and explains why a mixed Python‑Go stack may balance rapid development with long‑term stability.
This article details Medium's complex backend infrastructure, covering its service-oriented design, use of Node.js, Go, DynamoDB, Aurora, Redis, messaging queues, CDN strategies, monitoring tools, and continuous deployment practices.
This article details Xiaomi's step‑by‑step design and evolution of its flash‑sale platform, covering the initial PHP‑Redis solution, the challenges of extreme concurrency, and the later Go‑based architecture that enabled millions of users to purchase smartphones reliably during the 2014 Mi Fan Festival.
This article presents a comprehensive technical overview of TiDB, a NewSQL distributed database, covering its architecture, SQL layer, KV engine, distributed transaction mechanisms, code implementation in Go, open‑source practices, and future roadmap.
An in‑depth look at 360’s long‑connection push platform built with Go, covering system architecture, key performance indicators, scalability challenges, optimization strategies, operational practices, and practical Q&A for building reliable, high‑throughput messaging services.
This article details the architecture, key performance metrics, and optimization strategies of 360’s high‑availability long‑connection push system built with Go, covering connection capacity, memory usage, throughput, deployment components, client SDK considerations, and operational challenges such as GC pauses and load balancing.
The article details Douban's comprehensive platform architecture, describing its online load‑balancing layer, the BeansDB key‑value store, the internal DAE PaaS, the big‑data DPark engine, and the team and operational practices that support both online and offline workloads.
The article summarizes Bowery’s migration from Node.js to Go and outlines six major advantages of Go—cross‑platform compilation, rapid deployment, built‑in concurrency primitives, integrated testing framework, comprehensive standard library, and structured developer workflow tools—backed by examples from leading tech firms.
