This article compares Spring and Spring Boot, explains their core concepts, walks through MVC, template engine, and security configurations, shows Maven and Gradle dependency setups, and details how to package and deploy applications with code examples.
This article provides a thorough overview of planning, provisioning, and managing online production environments—including user sizing, bandwidth estimation, database design, OS versus container deployment, middleware selection, security, monitoring, SSH shortcuts, file transfer tools, automation scripts, Docker setup, and log viewing techniques—aimed at giving developers a complete operational perspective.
This guide walks through the concepts and step‑by‑step procedures for using Kubernetes 4‑layer Service load balancing, configuring Ingress Controllers (nginx, Traefik), generating TLS certificates, deploying Traefik and a Tomcat application, and exposing them via HTTP and HTTPS.
The article examines Facebook’s massive, real‑time configuration management system, describing its rapid change frequency, the engineering challenges of configuration sprawl, authoring, validation, dependency handling, and the scalable, reliable distribution mechanisms that keep billions of devices and servers consistently updated.
The article explains serverless computing—distinguishing it from pure FaaS, outlining its layered architecture, core principles of the Serverless Framework, and step‑by‑step deployment using the CLI—showing how developers can quickly turn ideas into scalable products while abstracting infrastructure management.
This guide explains how to use Kubernetes for fast, reliable application delivery by comparing rolling updates, blue‑green deployments, and canary (gray) releases, showing when each strategy fits, how to configure services, and how to control traffic with real code examples.
This article outlines a detailed software development workflow—including requirement review, technical design review, coding, code review, testing, deployment, and post‑release retrospection—providing practical checklists, templates, and best‑practice recommendations to improve product quality and team efficiency.
During the COVID‑19 pandemic, Tencent Classroom’s front‑end team faced unprecedented traffic spikes, forcing rapid decisions on domain stability, video streaming, data platforms, messaging, monitoring, and deployment pipelines, while sharing lessons on scaling, resilience, and collaborative development under extreme pressure.
This step‑by‑step guide shows how to install Docker CE on CentOS, pull the Nextcloud image, run the container with proper volume and port mappings, configure firewall and security groups, and finally access the web interface to set up a fully functional private cloud storage solution.
This article details Ant Financial's cloud‑native PaaS platform construction, covering financial‑industry challenges, Kubernetes‑based extensions such as CafeDeployment, fine‑grained release strategies, lossless traffic draining, and the open‑source OpenKruise UnitedDeployment that together enable stable, scalable innovation for banking services.
This guide explains how to use Alibaba Cloud Function Compute to create a serverless, elastic backend for mini‑apps, covering the challenges of high‑traffic mini‑programs, the service template workflow, authentication, data access, deployment steps, and client‑side setup.
Meituan Waimai’s advertising team tackled duplicated business logic and slow builds across PC, H5, and KA by merging code into a monorepo and adopting a React‑based central‑router micro‑frontend architecture, where a host app dynamically loads sub‑apps with independent routing, stores, CSS, and hot‑module replacement, achieving modularization, faster builds, and isolated deployment.
This article introduces Apache Ozone, a scalable distributed object storage system for Hadoop, covering its background, core components, design principles, architecture, deployment steps, configuration examples, and basic command‑line operations for managing volumes, buckets, and keys.
This article details a three‑stage evolution of environment deployment—from manual installation to VM image restoration and finally to automatic registration with command issuance—showing how FRP tunneling, Docker containers, Ansible automation, and a custom deploy tool dramatically reduce deployment effort and eliminate the need for dedicated ops staff.
The joint online Serverless course, launched by the Serverless team, Tencent Cloud University and Cloud+ community, offers a February 6 live session with expert Chen Tao covering Serverless architecture and static‑site deployment, interactive Q&A, giveaways, and a concise four‑step guide to install, create, deploy, and invoke applications using the Serverless Framework.
This article walks through the transformation of an online supermarket from a simple monolithic website to a fully fledged microservice architecture, highlighting the motivations, design decisions, common pitfalls, and essential components such as monitoring, tracing, logging, gateways, service discovery, circuit breaking, testing strategies, and service mesh adoption.
This article explains how to install the Alibaba Cloud Toolkit extension for Visual Studio Code and use its one‑click packaging and deployment features to send code to Alibaba Cloud ECS or any remote server, dramatically speeding up development workflows.
Learn how to achieve zero‑downtime application upgrades by using Gunicorn’s HUP reload, uWSGI’s chained reload, load‑balancer node draining, and custom health‑check scripts that coordinate process restarts, ensuring minimal service interruption even for apps with long startup times.
This article provides a clear, visual guide to Kubernetes fundamentals, covering its six-layer abstraction, the roles of Deployments, ReplicaSets, Pods, Nodes, and Docker containers, followed by an overview of seven key API objects that drive container orchestration.
This guide walks you through preparing scripts, uploading them, making them executable, and creating Jenkins jobs for each module of the multi‑module Mall project to achieve fully automated deployment using free‑style projects and SSH execution.
The article explains various database migration approaches—including code‑first, data‑first, big‑bang releases, expand‑contract migrations, and double‑writing with dark reads—highlighting how feature toggles influence compatibility and safety during production system changes.
This guide outlines essential steps for deploying a Laravel application, covering Nginx server configuration, Composer autoloader optimization, caching of configuration and routes with Artisan commands, and additional tips to ensure a fast, secure production environment.
This article explains how Kubernetes transforms from a container orchestrator into a declarative, cloud‑native operating system, showing beginner‑friendly examples, the benefits of YAML‑based deployments, operators, and how it simplifies software delivery compared to traditional Linux VM workflows.
This article explains how Kubernetes uses Deployments, ReplicaSets and Pods to manage containerized applications, covering basic object creation, scaling, rolling updates, readiness probes, rollback, maxSurge/maxUnavailable settings, and advanced strategies such as blue‑green and canary deployments.
This guide explains the background, key features, architecture, and step‑by‑step deployment of Thanos—including Sidecar, Store, Query, Compact, Bucket, Rule, and Check components—to provide a unified, high‑availability Prometheus monitoring view with unlimited historical data storage using object storage.
This article presents a comprehensive Jenkins‑based CI/CD solution that supports multiple branches, environments, projects, and programming languages, offering one‑click deployment and rollback, standardized naming conventions, configurable project mapping files, and a flexible multi‑environment workflow for automated and manual triggers.
This article explains ClickHouse's deployment architecture, read‑write separation, shard expansion steps, write‑batch strategies, a three‑layer monitoring model, and its practical application in Tencent's game analytics platform, offering concrete guidance for building a stable, high‑throughput analytics service.
This guide shows how to use Jenkins to automate the packaging and deployment of a multi‑module microservice project, covering script preparation, job creation for each service, startup order recommendations, and one‑click deployment for rapid releases.
This article outlines a comprehensive selection guide for building a production‑ready microservice 2.0 stack on Java, covering evolution milestones, key selection criteria, core infrastructure modules, service frameworks, runtime support, monitoring, fault tolerance, backend services, security, and container‑based deployment platforms.
Learn how Kubernetes controls the pace of rolling updates using the maxUnavailable and maxSurge parameters, understand their value ranges and recommended settings, and see practical examples that ensure smooth, stable deployments while balancing speed and reliability.
The article reviews common microservice deployment options, cross‑cutting concerns such as configuration, logging and health checks, explains API gateways, service discovery, circuit breakers, discusses data‑ownership strategies, and lists typical anti‑patterns to avoid when building cloud‑native backend systems.
This guide explains Helm’s role as a Kubernetes package manager, introduces core concepts like charts, releases, and repositories, and provides step‑by‑step instructions for installing Helm and Tiller, configuring access, deploying a WordPress site, and upgrading releases.
This article describes a three-stage automated deployment strategy—traditional installation, VM image restoration, and automatic discovery with command issuance—leveraging FRP for internal network tunneling, Ansible for batch control, and Docker for rapid containerized deployment, significantly reducing operational effort and enabling a DevOps workflow.
This guide walks beginners through deploying PHP and Java web applications on a Kubernetes cluster, covering environment preparation, Docker image creation, namespace and secret setup, writing deployment, service and ingress manifests, and verifying access via host file configuration, illustrating each step with code snippets and diagrams.
This article walks through the transition of an online supermarket from a simple monolithic web application to a fully fledged microservice architecture, highlighting the challenges, design decisions, component choices, monitoring, tracing, testing, and operational practices needed for a robust, scalable system.
This article describes how Quark’s mportal team automated the end‑to‑end deployment of WeChat mini‑programs, replacing manual IDE uploads, backend logins, and review steps with scripted IDE uploads, web automation for audit submission, QR‑code scanning via qscan, and permission management, achieving significant efficiency gains.
This guide explains how to quickly deploy a JD Chain blockchain environment by downloading the peer and gateway packages, configuring ports, initializing nodes, creating keys and ledgers, and launching management tools, providing step‑by‑step commands and screenshots for a complete setup.
This article walks through practical planning, creation, and fine‑tuning of an Alibaba Cloud Kubernetes cluster, covering network design, API server exposure, security groups, master and worker sizing, deployment manifests, service decoupling, and operational best practices.
The article explains traditional release practices, contrasts monolithic and microservice architectures, highlights challenges of scaling microservices, and shows how Kubernetes provides automation, configuration management, fault handling, and elastic scaling to streamline cloud‑native deployments.
This article chronicles the evolution of the 贝聊 platform from its early LNMP monolithic setup through a Java‑based distributed system to a full microservices architecture, highlighting the technical challenges, design decisions, and future plans such as containerization and API gateway implementation.
This article outlines comprehensive best‑practice guidelines for building microservice systems, covering source‑code management, development environments, continuous integration and delivery, deployment packaging, automated rollout, feature‑flag usage, configuration handling, centralized logging and monitoring, autoscaling, external service integration, and team ownership throughout the service lifecycle.
This article explains how to design a flexible web‑crawling platform using Scrapy, covering rule maintenance, job scheduling, asynchronous and real‑time crawlers, project setup, code structure, settings, local execution, deployment with scrapyd, API usage, and examples of Flask‑based real‑time services.
This article presents a detailed overview of the 58 Deployment System (USP), covering its evolution, Java‑based architecture, communication and deployment models, traffic management, one‑stop and parallel deployments, gray‑scale rollout, fast rollback, task‑driven workflow, and future direction within private‑cloud environments.
This guide explains how to package a Spring Boot service, publish the artifact and startup script to remote hosts, and remotely start the service using Jenkins pipelines and SaltStack commands, covering preparation, Jenkins project setup, Jenkinsfile logic, and deployment logs.
This guide explains how to host a web project on GitHub, configure an Nginx front‑end server, and set up Jenkins with a detailed Jenkinsfile to automate building, packaging, and deploying the application using SaltStack.
This article walks through using Alibaba Cloud's Cloud Toolkit IDE plugin to configure, package, and deploy a SpringBoot application from IntelliJ IDEA to any server, compares its workflow with native IDEA deployment, and evaluates its core features such as Deploy to Host, Deploy to ECS, file upload, remote terminal, and built‑in Arthas diagnostics.
This article explains the fundamentals of Serverless architecture, its pros and cons, and provides a detailed, practical walkthrough for migrating a lightweight web application to Tencent Cloud's Serverless Cloud Function platform, covering architecture redesign, data storage, performance tuning, debugging, deployment, logging, and monitoring.
This article introduces Helm as a Kubernetes package manager, explains the Chinese Helm Hub alternative AppHub, guides readers through installing Helm v3, adding the AppHub repository, and quickly deploying the Guestbook example with step‑by‑step commands and optional one‑click UI.
This article explains how to obtain required permissions, add SSH keys, create a shell deployment script using git and rsync, and configure Jenkins to automatically deploy code from GitHub through a middle machine to a test server.
This guide walks you through deploying the Mall e‑commerce application on a CentOS 7.6 server using Docker and two docker‑compose files, covering environment setup, required images, configuration of MySQL, Redis, Elasticsearch, RabbitMQ, Nginx, and the Mall services, plus firewall adjustments.
This article explains how a frontend team migrated from SVN to GitLab and used GitLab CI/CD to automate build and deployment, detailing the previous manual workflow, the benefits of automation, the CI/CD pipeline structure, configuration files, runner setup, and remaining challenges.
This guide walks you through installing Docker on CentOS 7.6 and deploying a complete mall stack—including MySQL, Redis, Nginx, RabbitMQ, Elasticsearch, MongoDB, and a SpringBoot service—inside Docker containers, configuring volumes, ports, firewalls, and testing the APIs.
This article explains how to build a front‑back end separated application using Spring Boot for the backend and Vue.js for the frontend, covering JSON APIs, CORS interception, Shiro security integration, custom session management, and two deployment strategies with code examples.
The article details Ctrip’s Node.js technology stack, covering its deployment pipeline, version management, build principles, Docker‑based operations and monitoring, logging models, public services such as SOA, storage, cache, disaster recovery, and real‑world application scenarios like data aggregation and server‑side rendering.
This guide walks developers through selecting VuePress for a centralized documentation portal, installing it globally or locally, configuring navigation and build scripts, generating static files, deploying them on an Ubuntu server with Nginx, and automating updates via Jenkins, cron jobs, and Docker.
ZEIT Now, the serverless platform from the creators of Next.js, provides a fast, parallel, one‑click deployment workflow that automatically builds and deploys front‑end, back‑end, and function code, supports multiple built‑in and custom builders, and enables blue‑green releases and seamless Git integration.
This article explores the full spectrum of modern operations, covering environment deployment, troubleshooting, backup, high availability, monitoring, security, automation, virtualization, and cloud services, while highlighting essential tools and best practices for both Linux and Windows environments.
This article explains the essential requirements for achieving 99.99% service availability—consistency, eliminating single points, placement groups, traffic isolation, same‑city active‑active, N+1 redundancy, and multi‑region active‑active—illustrated with a step‑by‑step Yum repository service case study and evolving architecture diagrams.
This article details Ctrip's large‑scale continuous delivery practice, describing their deployment pipeline, unified build platform, Jenkins integration, Kubernetes‑based elastic agents, monitoring, and the challenges and improvements they encountered while handling thousands of daily deployments across multiple environments.
The article introduces Octopus, the core automation service of 58 Group, detailing its overall architecture, the Octopus Agent lifecycle, communication mechanisms, management center capabilities, and key functional modules such as server information collection, command execution, deployment, permission control, and file transfer.
This article explains why Kubernetes should be seen as a next‑generation operating system, walks through a simple nginx deployment using declarative YAML, introduces the concepts of CRDs, custom controllers and Operators, and shows how to create and manage resources such as etcd clusters and virtual machines within Kubernetes.
Discover a curated collection of essential productivity tools—including coding, documentation, deployment, and miscellaneous utilities—designed to streamline developers' workflows, boost efficiency, and simplify everyday tasks, with brief overviews and personal insights on each application's strengths and use cases.
This article explains the concepts, training pipeline, deployment formats, and practical applications of language models—particularly LSTM‑based models—for evaluating and generating text quality in a real‑world rental listing platform, highlighting data preparation, model training, and online serving techniques.
This article provides a comprehensive overview of Power over Ethernet (PoE), covering its definition, mid‑span and end‑span power delivery methods, operational workflow, advantages, troubleshooting tips, distance calculations, switch power considerations, stability factors, and best‑practice recommendations for network and security deployments.
This guide compiles over sixty top open‑source DevOps utilities—including version control, build automation, CI/CD platforms, container orchestration, configuration management, monitoring, and logging tools—to help developers and operations teams streamline development, deployment, and maintenance workflows.
This guide walks you through installing Django and the django-debug-toolbar on an Ubuntu cloud server, creating a new project, running migrations and the development server, configuring allowed hosts, and integrating the toolbar via settings and URLs to monitor queries, templates, and performance in real time.
This article explains what legacy applications are, why containerizing them with Docker simplifies deployment, outlines the benefits, compares alternatives, and provides step‑by‑step instructions—including Dockerfile creation, startup scripts, image publishing, and deployment considerations such as init processes, volume permissions, and database migration.
Ensuring stability for sites handling up to 100,000 requests per minute requires a combination of configuration management, feature toggles, phased deployment, robust error handling, comprehensive logging, real-time monitoring, traffic-aware throttling, service degradation, and disaster-recovery tactics, all of which are detailed in this guide.
This article explains how Kubernetes evolved from Google’s Borg research to become the leading cloud‑native container orchestration platform, detailing its master‑node architecture, core components such as kubelet and CRI, the role of Pods, Services, Deployments, and the declarative API model that enables scalable, flexible workload management.
This tutorial explains how to freeze a trained TensorFlow model, describes the required checkpoint files, provides Python code for converting the graph to a frozen .pb file, and discusses common performance and memory issues when serving the model with a Flask web server.
Since its launch in 2016, JD's J-one unified release platform has evolved through multiple large‑scale promotions, introducing container‑based compilation, auto‑scaling, and a new image‑deployment capability that dramatically speeds up releases while improving success rates and providing a suite of automation tools for developers.
This article explains how Alibaba transforms source code into a running service by using the Aone platform to automate environment setup, building, packaging, testing, and staged deployment, while covering key terminology, quality‑assurance methods, test‑environment isolation, and pipeline orchestration for continuous delivery.
This guide introduces Lua’s concise syntax, tiny footprint, and performance strengths, explores typical use cases such as security, web APIs, and game servers, then walks through core language features, OpenResty integration, deployment steps, and a hands‑on exercise for building a redirect service.
Meituan’s HR platform adopts a micro‑frontend architecture where a central Portal container registers isolated sub‑projects via a global route array, namespaces CSS, unifies shared libraries through a custom require system, and deploys static assets with PM2, delivering a single‑page experience, independent releases, and minimal bundle overhead.
Google’s production environment spans a global edge network, massive data centers, sophisticated job scheduling with Borg, distributed storage systems like Bigtable and Spanner, and comprehensive monitoring, illustrating how user requests traverse multiple layers—from ISP to edge, GFE, load balancers, and finally to services.
The article explains Google’s end‑to‑end production infrastructure—including the edge network, data‑center hierarchy, Borg‑based cluster management, storage systems like Colossus and Spanner, monitoring with Borgmon, inter‑task RPC via Stubby, and the code‑to‑production pipeline using Piper, Blaze, Rapid, and Sisyphus—illustrating how requests travel from users to services in milliseconds.
This article walks through a real‑world deployment failure where Nginx served a 403 error after Jenkins‑driven releases, explains the root causes such as file‑permission mismatches and Tomcat 8's default umask, and provides step‑by‑step fixes to restore proper access.
Discover a curated collection of over 60 free, community‑supported open‑source tools spanning version control, build automation, CI/CD, container platforms, configuration management, monitoring, and logging, all designed to help developers implement efficient DevOps practices.
The article outlines the architecture of large‑scale internet application platforms, detailing essential subsystems such as web front‑ends, load balancing, database clusters, caching, distributed storage, server management, and code deployment, and explains how they work together to achieve high availability, performance, and scalability.
This guide walks through installing Nginx on Linux and Windows, explains core commands, demonstrates HTTP reverse‑proxy setups, load‑balancing across multiple servers, HTTPS with SSL certificates, static‑site serving, and a practical CORS solution for cross‑origin requests.
This guide walks you through every step of learning Hyperledger Fabric—from setting up the environment and deploying single‑ and multi‑node networks to developing, installing, and testing chaincode with Java SDK—providing a hands‑on roadmap for blockchain developers.
This article explains how to select an appropriate Team Foundation Server (TFS) deployment topology and design a data storage strategy, covering single, dual, and cluster deployments, hardware recommendations by team size, high‑availability options, performance testing results, and best practices for managing TFS databases.
This article describes how the Beetle efficiency platform addresses multi‑active deployment challenges by solving session‑sharing, distributed locking, and task‑recovery problems to enable seamless service upgrades and bug fixes without user disruption.
This guide introduces the open‑source SCCA project that adds a visual management layer to Spring Cloud Config, explains its architecture, multiple deployment modes, detailed configuration for Git and DB storage, service‑discovery integration, and provides step‑by‑step instructions for building and using the REST and UI modules in Spring Boot applications.
This guide walks through configuring SSH keys, preparing a PHP webhook script, setting up Nginx, linking Coding and GitHub repositories, and troubleshooting common issues to achieve fully automated code deployment on an Ubuntu server.
Spring Boot, introduced in 2013 to simplify Spring development, provides out‑of‑the‑box starter dependencies, reduces configuration and deployment complexity, and enables rapid creation of microservice‑ready Java applications, making it essential knowledge for modern backend developers.
This guide shows how to change a Spring Boot project’s packaging to WAR, remove the embedded Tomcat, add the servlet‑api dependency, create a servlet initializer, build the WAR with Maven, and deploy it to an external Tomcat server for verification.
Continuous delivery is a software engineering methodology that transforms ideas into fast, reliable user releases by linking continuous integration with automated deployment, delivering measurable business value through faster feedback, higher quality, and streamlined collaboration across roles such as CTOs, team leads, product managers, and developers.
This article explains SAP HANA’s role as an in‑memory database platform, outlines its cloud and on‑premise deployment models, describes key business scenarios such as Business Warehouse on HANA and Business Suite on HANA, and details scale‑up vs. scale‑out, TDI, virtualization, storage sizing, and high‑availability configurations.
The article describes how Dada‑JD Daojia tackled operational bottlenecks by introducing standards, automating processes, building a public‑cloud CMDB, and implementing self‑service code release, reducing a multi‑machine scaling operation from 18 minutes to about five minutes during major sales events.
This article traces Spring's evolution, explains why Spring Boot was created to simplify configuration and deployment, outlines its core features, testing support, convention‑over‑configuration philosophy, and its relationship with Spring Cloud, providing a comprehensive guide for backend developers.
This article examines the evolution of QTalk’s instant messaging platform, detailing its original centralized design, the motivations for decentralization, the new architecture with domain and public services, security benefits, deployment strategies, and real-world use cases, illustrating how a scalable, secure IM solution can be built for enterprise environments.
This guide walks you through installing and configuring OpenStack Compute (Nova) and Networking (Neutron) services on controller and compute nodes, covering database creation, service and endpoint registration, configuration file adjustments, package installation, and verification steps to achieve a functional IaaS cloud.
This tutorial walks through setting up Docker on an Ubuntu VM, configuring user permissions, pulling a tutorial image, installing SSH, committing the container, and finally deploying Tomcat inside the container with port mappings, providing a complete hands‑on example of container‑based PAAS.
This article explains how QQ’s operations team designed a multi‑region, set‑based deployment architecture, tackled data synchronization, employed sharding strategies, and implemented flexible scheduling policies to ensure high availability and rapid disaster recovery for hundreds of millions of users.
This article outlines the essential facets of modern IT operations, covering environment deployment, troubleshooting and performance tuning, backup strategies, high‑availability clustering, monitoring and alerting, security and auditing, as well as automation, DevOps practices, virtualization, and cloud services, providing practical insights and tool recommendations.
VuePress is a lightweight static site generator for technical documentation and blogs that offers responsive design, theme customization, Markdown with Vue components, PWA support, and easy navigation configuration, and can be quickly set up, built, and deployed via simple npm or Yarn scripts while handling common pitfalls such as asset placement and base‑path adjustments.
An overview of Kubernetes introduces its role as a container orchestration engine, highlights self‑healing and zero‑downtime deployment, and explains key components such as kubectl, master and worker nodes, pods, deployments, services, secrets, and how they work together in a cloud‑native environment.
This tutorial walks through downloading WordPress, extracting the package, creating a MySQL database and user, configuring wp‑config.php, setting up Nginx, and testing the installation to get a fully functional WordPress site running on a Linux server.
This article explores the essence of operations automation by presenting three real-world platform case studies, analyzing their architectures, tools, and implementation challenges, and then discusses universal automation principles, intelligent ops concepts, and career guidance, blending technical depth with personal motivation.
