This article explains how to capture all HTTP requests from a browser, filter out irrelevant assets, convert them into HttpRequestBase objects, and run a concurrent load test across multiple APIs using the FunTester framework, complete with code snippets and performance metrics.
This article explains how to capture browser curl requests, parse them into Java HttpRequestBase objects, and run high‑concurrency performance tests using a custom FunTester framework, complete with code examples, metrics, and repository links.
This tutorial shows how to use Python's glob, python-docx, and openpyxl libraries to automatically scan a folder of Word meeting notices, pull out study time, content, format, and host information, and populate an Excel spreadsheet, saving hours of manual work.
This guide walks you through installing the Mattermost Jira plugin, setting up webhook secrets, linking Jira application URLs, configuring Mattermost commands, and creating Jira issues directly from Mattermost to streamline DevOps collaboration without leaving the chat platform.
The article analyzes the key obstacles faced by software testing teams when working remotely—such as communication gaps, collaboration hurdles, technical failures, and documentation issues—and proposes practical solutions including video calls, automated regression testing, test‑driven development, and Selenium‑based tools.
This article walks through a real call‑center outage, outlines why traditional ad‑hoc debugging fails, and presents a structured approach—including symptom identification, rapid root‑cause isolation, enhanced monitoring, concise emergency playbooks, and intelligent automation—to dramatically reduce recovery time and move toward self‑healing operations.
This guide explains how to configure Ansible inventory, write a YAML playbook that updates the root password on two servers, execute the playbook, and verify the password change through SSH login, illustrating a flexible automation workflow for multi‑host deployments.
This guide shows how to turn a Raspberry Pi into an automated baby monitor that records audio, trains a TensorFlow sound‑detection model, generates labeled datasets, runs real‑time inference, and sends push notifications via Platypush, while also integrating a camera and audio streaming.
This article defines DevOps, outlines its benefits and drawbacks, and explains key concepts such as automation, CI/CD, multi‑environment deployments, early failure detection, rollback, policy enforcement, and observability, showing how they collectively improve software delivery and organizational collaboration.
This article explains why and how to replace Jenkins Freestyle projects with Pipeline jobs, detailing the limitations of Freestyle, the benefits of Pipeline, and providing a complete scripted pipeline example that automates code checkout, building, testing, reporting, and email notifications.
This guide explains how to use Ansible to automatically install and configure Zabbix‑agent on a large number of Linux servers, covering inventory setup, a deployment script, a playbook, execution commands, and verification of the agent listening on port 10050.
The article outlines five major 2021 Kubernetes trends—simpler AI/ML workloads, better developer and ops experiences, heightened automation, rapid edge growth, and project overload—while offering practical advice for enterprises navigating the evolving cloud‑native landscape.
This article explains how to export massive amounts of data from Python to Excel by installing openpyxl, providing complete code examples for reading and writing both .xlsx and .xls files, comparing xlrd/xlwt with openpyxl, and recommending the best approach for large‑scale data export.
This article demonstrates how to create and run an Ansible Playbook that changes hostnames and appends entries to /etc/hosts on two Linux servers, showing the required inventory, YAML playbook, command execution, and verification steps with accompanying screenshots.
This article explains how production factors, marginal product of labor, product pricing, and rapid technology changes shape front‑end developers' wages, offering a framework to decide which technologies are worth investing time and effort in.
Since Gartner introduced AIOps in 2016, the IT operations landscape has evolved through five stages—from manual scripting to standardized tools, platform automation, DevOps, and now AI-driven AIOps—enabling real-time anomaly detection, root‑cause analysis, noise reduction, and predictive maintenance through big data and machine learning.
This guide reviews fifteen essential Python packages—from data‑visualisation with Dash and image handling with Pillow to web requests, JSON parsing, and home automation—explaining their key features, typical use‑cases, and why they’re valuable tools for developers.
This article introduces Hydra, a PC‑based tool that enables one‑controller‑multiple‑device (one‑machine‑multiple‑control) testing for mobile UI compatibility, detailing its background, design principles, core modules such as the group‑control engine, real‑time image streaming, high‑performance image algorithms, consistency repair, and deployment results within Baidu.
Ansible is a simple, powerful, agent‑less automation language that uses YAML‑based playbooks to manage configurations, install software, and orchestrate tasks across Linux, Windows, Unix, and network devices; this guide explains its architecture, installation on Ubuntu, configuration files, inventory setup, and common ad‑hoc commands.
This guide explains how to address three frequent SonarQube challenges—unstable data across branches, difficulty assigning custom rule sets to new projects, and project permission management—by creating per‑branch projects, using REST APIs for quality profiles, and applying permission templates via Jenkins integration.
This tutorial walks you through using Python's requests library and Zabbix Sender to retrieve Kubernetes API metrics, covering API endpoint discovery, token generation, script deployment, host configuration, and manual trigger of checks to visualize the data.
This article summarizes ICBC's experience of deploying nearly ten thousand MySQL nodes, detailing the current status, challenges, governance strategies—including standards, containerization, automated monitoring, emergency handling, and post‑incident analysis—and outlines future improvement plans for core‑application databases.
This article outlines Industrial and Commercial Bank of China's journey from early MySQL adoption to managing nearly ten thousand production nodes, detailing the challenges of high‑capacity, high‑concurrency workloads and the comprehensive governance framework—including standards, pre‑emptive checks, automated incident response, and future self‑healing plans—used to ensure reliable core‑application data storage.
This article explains the evolution of IT operations toward AIOps, outlines its key scenarios, describes the team roles and capability‑building roadmap, and details JD Digital Operations' practical implementations—including fault detection, localization, and automated repair—leveraging AI, big data, and knowledge‑graph technologies.
This article explains four concrete distinctions between Jenkins scripted and declarative pipelines—code validation at start, restarting from a specific stage, options handling, and conditional stage execution—illustrated with side‑by‑side code examples and screenshots of their behavior.
This article explains how Microsoft’s Azure DevOps team transformed its testing approach by shifting tests left, introducing new quality principles, redefining test classifications, improving automation reliability, and measuring progress with DevOps metrics to achieve faster, more trustworthy continuous integration and delivery.
This article provides a detailed walkthrough of Postman, covering its core and advanced features, installation steps, interface navigation, how to send various types of requests, response analysis, collection management, batch execution, logging, assertions, variables, pre‑request scripts, request chaining, and techniques for extracting values from complex JSON responses.
This guide explains how to automate the creation of Jenkins pipeline jobs by generating Job DSL templates, converting them to XML via an online playground, and applying the Jenkins Core API or Script Console to create or update jobs programmatically.
This guide explains how to become a professional software tester by covering test case creation, essential testing methods, protocol basics, when to adopt automation, key testing tools, UI and API automation scripting, SQL proficiency, and Linux basics for effective testing workflows.
This guide introduces Ansible’s core concepts, installation, inventory configuration, command‑line usage, built‑in modules, playbook syntax, handlers, and role structures, providing step‑by‑step examples that enable engineers to automate Linux system administration efficiently and reliably.
This article explains what DevOps is, outlines its key benefits such as faster feedback loops, higher quality and reduced costs, compares it with traditional IT operations, and provides practical guidance on mindset shifts, infrastructure as code, automation, and tool selection for successful adoption.
The author reflects on 2020, detailing DevOps achievements such as automated Jenkins pipelines, Artifactory migration, Python integrations, and Git standards, while outlining personal 2021 goals to improve English speaking, deepen technical learning, and maintain work‑life balance.
This talk explains Alibaba’s P2C (PRD‑to‑Code) system, detailing how extending design‑to‑code pipelines to product requirement documents, combined with intelligent labeling and logic‑point extraction, enables front‑end engineers and product designers to automate code generation and accelerate development across the entire product lifecycle.
This article introduces BiliBiliTool, an open‑source utility that automates daily Bilibili actions such as watching, sharing, and coin‑throwing to earn experience, quickly upgrade account levels, and collect rewards, while providing step‑by‑step instructions for setup and execution.
This talk explains Alibaba’s P2C product that extends design‑to‑code automation to PRD‑to‑code, detailing its layered architecture, annotation workflow, logical‑point extraction, code generation, and roadmap toward AI‑driven zero‑annotation development for front‑end engineers and product designers.
The article explains how DevSecOps extends DevOps by embedding security controls throughout the software lifecycle, outlines its key components, adoption steps, essential tools, implementation capabilities, and the business benefits of merging security with development and operations.
This tutorial explains how to configure Jenkins multibranch pipelines to automatically discover Git branches and pull‑requests, run conditional stages such as unit tests and code analysis, set up the required Jenkinsfile, configure GitHub webhooks, and troubleshoot common issues, providing a complete CI/CD workflow for developers.
Learn how to use Linux's inotify-tools to monitor directory changes and automatically synchronize modified files with rsync, covering installation, command options, example output, an event‑handling shell script, and running the script in the background with nohup.
The article outlines essential DevOps metrics—such as deployment frequency, deployment time, automated test pass rate, code commit volume, defect escape rate, cost, failure rates, detection time, unplanned work, MTTF, application performance, MTTD, MTTR, delivery time, change quality, and customer feedback—to help teams monitor and improve software delivery speed, quality, and reliability.
This article walks through the design and implementation of a custom JsonPath validation library using Groovy operator overloading, detailing the core enums, verification bean, arithmetic handling, and practical demo code, while providing repository links for Gitee and GitHub.
GitOps is an automation-driven approach that applies DevOps best practices such as version control, code review, and CI/CD pipelines to infrastructure management, enabling declarative configuration, pull‑request‑based changes, and automated deployment pipelines for Kubernetes and other cloud‑native environments.
The presentation outlines the AI engineering efficiency platform covering algorithm metric and evaluation, micro‑service performance testing, and dataset management architectures, detailing business pain points, platform‑wide improvements, technical designs, real‑world demos, and future directions to achieve accurate, fast, and stable AI services.
CMake 3.19.2 introduces Apple ARM support, new variables for host processor selection, enhanced error handling, updated FindHDF5, Java test controls, CI job updates, and numerous bug fixes across compilers, PCH, and platform detection, making the cross‑platform build system more robust and flexible.
This guide explains how to batch‑install Docker on Linux servers by creating a deployment directory, writing an Ansible playbook that unpacks the Docker binary, copies the service file, configures systemd, and verifies the installation with Docker commands.
This guide walks you through everything needed to start automating web tests with Selenium, covering required tools, browser choices, Python installation, driver setup, essential plugins like FireBug, IDE options, and a sample script to launch Firefox and open a webpage.
This article explains how Ansible playbooks—YAML‑based, flexible configuration management files—can be used to automate the installation, configuration, and service management of Nginx across multiple hosts, including preparation of servers, playbook structure, execution commands, and verification steps.
This guide walks through setting up a Python environment, installing required libraries, capturing the Minesweeper window, extracting tile colors, converting the board into a matrix, and implementing a basic algorithm that flags mines and clicks safe squares, all automated via Win32 API calls.
The article explains how adopting DevOps practices streamlines software development, accelerates bug fixing, enhances collaboration, and integrates security throughout the lifecycle, ultimately delivering faster, safer, and higher‑quality applications.
The article explains how DevSecOps embeds security controls into CI/CD pipelines, enabling continuous delivery while addressing vulnerabilities, fostering collaboration between development and security teams, and ultimately improving software quality, market reputation, and consumer trust.
Faced with network latency and only a Docker container available, this guide compares two practical ways to run Groovy test scripts—packaging the test class into a JAR and invoking its main method, or using a reflection utility to call methods dynamically—complete with code samples, Maven commands, and execution results.
This guide shows how to create a Python 3.7 Socket.IO client script for testing socket interfaces, including installation of the python‑socketio package, handling authentication tokens with tools like Postman, and a complete example script with repository links for reference.
This article explains how to locate Weibo comment APIs, work around rate limits by using the mobile site, extract required parameters, and implement a Python script that handles cookies, pagination, emoji cleaning, deduplication, and scheduled execution to collect comments efficiently.
This article explains how to integrate JUnit unit testing into Jenkins pipelines using Maven and Spring Boot, covering project setup, dependency configuration, test case creation, Jenkins job configuration, and result reporting to achieve fully automated testing in a DevOps workflow.
This article explains how to define command‑line interfaces in YAML, use clap‑rs to generate rich shell completion scripts for multiple shells, and leverage a Rust‑based cli‑completion tool (including a Cloudflare Workers FaaS version) to streamline CLI development across languages.
This article explains what skeleton screens are, reviews existing implementation methods, and presents a custom DOM‑based approach with configurable rules, code snippets, and a Puppeteer‑driven CLI tool that automatically generates and injects skeleton screens for web pages.
This article chronicles a senior Alibaba technologist’s decade‑long journey through operations, monitoring, resource management, and product development, sharing practical insights on system automation, team leadership, career promotion, and the mindset needed to evolve from a junior engineer to a cloud‑native solutions architect.
This article details how Tencent's IEG Value‑Added Services team migrated a massive game data‑marketing platform to a cloud‑native architecture, outlining the business scenario, the cloud‑native developer platform, operational transformation challenges, technical practices such as asset management, orchestration, dynamic scheduling, monitoring, tracing, chaos engineering, CI/CD, and the resulting cost, stability, efficiency, and business empowerment benefits.
This article explains how to use Python's requests library and CSV handling to automate API testing of payment interfaces, focusing on correctly processing special characters in usernames and account names to ensure secure and fast transactions.
This tutorial explains how Jenkins can be used to run simple shell commands such as retrieving host information and how to automate bulk host‑key distribution with a custom script, illustrating the CI platform’s integration with version control and its ability to execute OS‑level operations.
This article outlines a step‑by‑step approach to creating a front‑end automated refactoring tool, covering AST parsing, defining code smells, detection, suggested fixes, implementation of codemods, and practical examples for Vue, JavaScript, TypeScript, CSS, and framework‑specific utilities.
This article provides a comprehensive, step‑by‑step tutorial for installing, configuring, and running Jenkins on a Linux server, covering environment preparation, Java installation, Jenkins deployment, initial password retrieval, plugin sources, and basic configuration.
This guide explains how to manually back up a MySQL database using mysqldump, import the backup file, and set up a Bash script with crontab for daily automated backups, including handling of MySQL event tables and path configuration.
The article explains how reducing feedback loops in software development—by measuring more frequently, delivering results instantly, and automating checks—boosts efficiency, lowers costs, and enables rapid iteration, while also discussing the ROI of continuous integration investments.
This guide walks you through preparing a CentOS 7.4 environment with JDK 1.8, installing Jenkins via yum, configuring Jenkins to communicate with GitHub using webhooks and personal access tokens, and creating a freestyle job that pulls source code, builds, and runs automatically.
This case study details how a city‑bank leveraged DevOps and ITIL integration, AI‑driven monitoring, and Spark‑based big‑data analytics to build a unified development‑testing‑operations platform, improve service availability, shorten deployment cycles, and achieve near‑99.99% system uptime across its core banking services.
The article presents a systematic, automated platform that captures, replays, and compares API requests using intelligent sampling and vertical/horizontal privilege checks to detect authorization flaws, dramatically reducing manual testing effort, uncovering over twenty issues monthly, and outlining future CI integration and AI‑enhanced detection.
This article provides a comprehensive guide to API testing, covering fundamentals such as understanding API requirements, interpreting response codes, focusing on core endpoints, categorizing APIs, leveraging automation, selecting appropriate tools, choosing validation methods, designing positive and negative cases, establishing daily test flows, and following best‑practice recommendations to overcome common challenges.
This article presents ten innovative Python project ideas—from voice‑controlled GUIs and AI betting bots to trading algorithms, virtual assistants, web monitoring, SSL auto‑renewal, facial recognition, contact tracing, file management, and YouTube video aggregation—each designed to sharpen programming expertise and explore real‑world applications.
This article presents ten practical Linux system‑administration techniques—from ejecting a stuck DVD drive and resetting a frozen console to using screen sharing, SSH tunnels, bandwidth testing, and powerful command‑line scripts—each designed to streamline tasks, reduce downtime, and give administrators more free time.
The TestPG load‑testing platform, built on a master‑slave architecture with Redis‑driven dynamic configuration, delivers fine‑grained, cluster‑ and interface‑level pressure control that automates load‑generator allocation, shortens holiday testing cycles to three days, and produces realistic traffic models for Gaode’s nationwide services.
This article walks you through setting up Jenkins to clone a Spring Boot project from Gitee, configure JDK, Git, and Maven tools, create a freestyle job with parameterized builds, write shell scripts for stopping and starting the application, and troubleshoot common issues for a fully automated CI/CD pipeline.
This article details Xiaomi's migration of tens of thousands of Redis instances from physical servers to Kubernetes, explaining the motivations for containerization, the deployment architecture with StatefulSets and a custom Redis Proxy, performance comparisons of proxy options, operational challenges, and the resulting benefits in resource utilization, automation, and service stability.
This article details the massive changes and challenges of Double 11 2023, describing how Alibaba's front‑end teams used D2C automation, Serverless FaaS, PHA, ESR, pre‑rendering, SSR, intelligent UI and robust stability processes to boost performance, conversion and user experience across multiple platforms.
The article analyzes the mismatch between QA job market demands and candidate skills, outlines the traits and technical abilities that make testers highly sought after, and provides practical steps for testers to transition and advance their careers in a rapidly evolving software industry.
This article introduces essential Ansible terminology such as control node, managed nodes, inventory, host files, modules, tasks, playbooks, and roles, and demonstrates basic commands for user creation, directory management, file deletion, and package handling on Linux hosts.
This article introduces Ansible as an open‑source automation framework, explains its key features, shows how to install it, configure the main settings and inventory, and demonstrates basic command‑line operations such as running modules and copying files across servers.
This article examines Android automation techniques, comparing simple ADB script‑based interactions with native‑code approaches using activity lifecycle callbacks, view identification, and MotionEvent simulation, and discusses their advantages, limitations, and suitable application scenarios.
Lufax completed a two‑year, zero‑downtime, 100% Oracle‑to‑MySQL migration across its entire financial platform, detailing the dual‑write strategy, fine‑grained batch switching, tool‑driven automation, and the resulting cost and operational benefits for over 45 million users and supporting critical transaction services.
This guide walks you through updating the mall‑swarm project to use Nacos for service registration and configuration, preparing Docker images, configuring Jenkins jobs for each microservice, handling Docker network settings, and verifying the deployment, enabling one‑click builds and releases for the entire e‑commerce platform.
This guide shows how to install the Python Kubernetes client, initialize it, and perform comprehensive Job operations—including creation via SDK objects, YAML or dict definitions, monitoring with Watch, listing, reading, updating, and deleting Jobs—while providing concrete code snippets and best‑practice advice.
Front‑end intelligentization leverages AI and machine learning to empower developers with design‑to‑code automation, smart UI generation, and Pipcook integration, aiming to solve frontline engineers' pain points, boost productivity, and evolve the front‑end technology stack through deterministic, robust, and evolutionary approaches.
This article explains why front‑end intelligentization is needed, how AI and machine‑learning techniques are applied to design‑to‑code workflows, and the technical, operational, and cultural upgrades required to boost developer productivity and deliver business value in modern web projects.
This article details ByteDance's journey in front‑end engineering, describing the evolution from manual deployments to a fully automated CI/CD pipeline, the creation of a dedicated front‑end deployment platform, and the ongoing development of a comprehensive front‑end R&D platform that integrates DevOps and SRE principles.
This guide explains why many IT budgets neglect quality assurance, presents data from the 2019‑2020 World Quality Report, and offers practical steps—ownership, prioritization, integration, automation, reporting, and documentation—to establish a robust QA workflow even with limited resources.
This article outlines the goals, common obstacles, iterative strategies, and concrete steps for constructing a DevOps platform, drawing on real‑world experiences from JD Digits to improve quality, efficiency, data insight, and overall development governance.
The RPA forum in Beijing gathered over a hundred experts and more than a thousand online participants to discuss the rapid growth of robotic process automation, its integration with AI, the need for standards, and real‑world case studies across banking, telecom, and data sectors.
Learn how to run multiple Linux commands on a single line using the semicolon, &&, and || operators, with clear syntax explanations, practical examples, and tips for controlling execution flow based on success or failure.
This tutorial explains how to automate CI/CD by installing Jenkins on an AWS EC2 instance using Terraform, covering prerequisites, Bash installation scripts, plugin setup, a sample pipeline job, Terraform variable definitions, resource provisioning, and accessing the Jenkins web interface.
This guide explains how to install the Lifesense Health app, synchronize its data with WeChat and Alipay, and run a Python script that automatically changes the recorded step count each day, enabling users to dominate step‑ranking leaderboards without actually walking.
This article outlines a comprehensive DevOps operations framework, tracing its evolution from traditional ops to modern automation, detailing business standards, work policies, system integration, and best‑practice norms to achieve high SLA, low cost, and a one‑stop operational platform.
This guide explains why you should switch from HTTP to HTTPS, compares the two protocols, shows how to obtain free or paid SSL certificates, and provides step‑by‑step instructions for installing and automating certificate issuance using the acme.sh script on Apache, Nginx or standalone servers.
A Huawei maintenance engineer shares a decade‑long journey of turning 24/7 on‑call pain into systematic knowledge management, building comprehensive fault‑handling documentation, automating tools, and guiding the team’s evolution toward SRE practices that dramatically reduce manual effort and improve reliability.
This article explains how VIPKID leverages real‑time streaming with Flink to build a unified data platform, automatically tag and process help requests during 1‑v‑1 live classes, and achieve significant reductions in manual monitoring while improving course quality and user experience.
The article explains how test engineers can extend their impact beyond functional testing by engaging stakeholders, adopting QAOps practices, listening to user feedback, exploring automation tools, participating in code reviews, focusing on user experience, meeting deadlines, and leveraging data science to improve software quality.
This article details Youzan’s testing team’s evolving API automation strategy, covering architectural context, dual‑approach request simulation, regression efficiency enhancements, blind‑spot elimination through online validation and traffic recording‑replay, and practical lessons for large‑scale product delivery.
This tutorial explains how to use Python to scrape Wallhaven for 4K wallpapers, automatically iterate through pages, download images in bulk, and handle request headers and delays to avoid blocking, providing complete code and result screenshots.
This guide walks through a real‑world call‑center slowdown incident, outlines common fault‑handling techniques, proposes monitoring enhancements, details a comprehensive emergency‑response plan, and introduces intelligent event‑processing concepts to help operations teams resolve outages faster and more reliably.
This article outlines how a beauty‑industry frontend team tackled diverse tech stacks, team fragmentation, and code‑quality challenges by establishing a unified code review SOP, defining clear evaluation dimensions, and later platformizing the process for automation, visualization, and sustainable improvement.
This tutorial walks through using Selenium to handle pop‑ups and simple numeric captchas on a web portal, captures the captcha image, applies binary thresholding, recognizes the text with Tesseract OCR, and then submits the login credentials, including retry logic for failed recognitions.
This article introduces an open‑source security compliance auditing platform built with Django, MongoDB and Redis, detailing its architecture, data synchronization methods, configurable audit strategies, asset inventory, policy configuration, task scheduling, and provides deployment instructions and sample API usage for automating compliance checks across applications, databases and operating systems.
