This article introduces the free, lightweight Multipass tool, walks through its installation on Windows, Linux and macOS, demonstrates creating, managing, and automating Ubuntu virtual machines with command‑line operations, and highlights its strengths and limitation to Ubuntu images only.
The article describes an AST‑driven command‑line tool that automatically upgrades a Taro 1.x mini‑program to 3.x by updating dependencies, converting imports, restructuring files, consolidating styles, replacing deprecated APIs, and adjusting build settings, offering faster, more reliable migration than the labor‑intensive manual approach.
This article details how the Export‑Import Bank of China built an AIOps‑driven operations risk compliance platform to address limited monitoring, data silos, low automation, and security gaps, outlining its architecture, technical methods, three key monitoring scenarios, and measurable benefits.
This article presents a practical, case‑based guide to PHP packaging and automated deployment, covering Composer‑based packaging, Git version control, and Capistrano‑driven deployment to improve development efficiency and project management for teams handling large‑scale web applications.
This article walks through a Python automation challenge where records are grouped by several fields, sorted by end time, and only the first entry is retained when consecutive timestamps differ by 20 seconds or less, providing clear code and visual results.
The article details how the Mooncake platform tackled outdated, manually‑maintained API docs by introducing naming conventions, a one‑click IntelliJ plugin, GitLab MR auto‑parsing, and a metadata center that supports debugging, mocking, and downstream consumption, saving developers hundreds of hours per release.
This article explains two practical methods—using GitHub's native release.yml configuration and the third‑party Release Drafter tool—to automatically categorize GitHub Release Notes by title, complete with example configurations, code snippets, and a comparison of their features and limitations.
This guide walks you through setting up a private Composer repository using Satis, covering installation, configuration of satis.json, building the static UI, Nginx integration, and how to publish and consume private PHP packages in your projects.
This guide demonstrates how to use a Jenkins pipeline together with a single .tpl template and sed commands to automatically generate and deploy multiple Kubernetes configuration files, streamlining the deployment of numerous similar services while reducing maintenance overhead and error risk.
This article explains how to use Maven profiles and the Maven Assembly Plugin to create environment‑specific Spring Boot zip packages and provides a reusable shell script (shenniu_publish.sh) for extracting, starting, stopping, and restarting the packaged JAR on Linux, improving deployment efficiency.
The article details Meituan’s store‑front development team’s progression through standardization, online‑ization, automation and digitalization, describing the challenges of multi‑platform coordination, the implementation of a unified DevOps workflow, and the resulting continuous‑delivery infrastructure that now supports thousands of front‑end projects across iOS, Android, H5 and dynamic bundles.
The article examines the rise of AI Agents as a bridge to AGI, analyzes their value, application domains, and user groups in enterprises, and proposes a layered architecture with model, data, ops, and agent components to guide practical implementation and integration.
This document presents a thorough overview of cloud‑native DevOps, covering the evolution of related technologies, detailed analysis of virtualization, container orchestration, CI/CD pipelines, programming language choices, system architectures, database options, build tools, and five step‑by‑step practice cases that demonstrate end‑to‑end automation, monitoring, and release management in Kubernetes environments.
This article explains the concept of Butler‑style operation and maintenance, outlining its core principles, distinctive features, and a step‑by‑step implementation guide that helps enterprises achieve stable, secure, and innovative IT services while freeing resources for core business growth.
This article walks through a real‑world Python automation problem, clarifies the business logic, shows how to group and filter Excel rows with pandas, and provides a complete code solution that updates inbound entries based on IONP information, all illustrated with screenshots.
This article presents ten practical Python automation scripts—including HTML parsing, QR code scanning, screenshot capture, audiobook creation, PDF editing, StackOverflow querying, mobile phone control, CPU/GPU temperature monitoring, Instagram uploading, and video watermarking—to help automate repetitive tasks and boost productivity.
This article shares practical experiences and advice on functional testing, covering test time estimation, handling multiple tasks, dealing with unclear requirements, responding to online bugs, risk‑aware reporting, time pressure, test case execution difficulties, data mismatches, and automation implementation in a concise, actionable format.
The proposed unified platform centralizes prompt creation, evaluation, and iteration for large‑model applications, offering one‑stop hosting, metric‑driven testing, seamless resource integration, model switching, fine‑grained traffic control, and an automated data‑flywheel with QEP scoring, cutting optimization cycles from weeks to days while paving the way for advanced fine‑tuning techniques.
GitHub detailed a year‑long, multi‑team effort to upgrade over 1,200 MySQL hosts from version 5.7 to 8.0, describing the motivations, infrastructure scale, preparation steps, a staged rollout plan, rollback strategies, challenges faced, and key lessons learned for large‑scale database migrations.
Five Minerals International Trust’s OGP platform passed the CAICT DevOps Continuous Delivery Level 3 assessment, marking the first trust‑industry certification in China; the interview reveals how standard‑based DevOps, team restructuring, automation, and cloud‑native architecture boosted efficiency, quality, and security.
This article examines China Post Insurance's journey to achieve Level 3 Continuous Delivery certification in the national DevOps maturity model, highlighting interview insights, performance metrics, implementation challenges, and future plans that illustrate the tangible benefits of standardized DevOps practices.
This article introduces the Python profig library for converting configuration files between YAML, JSON, and INI formats, providing five practical code examples for interface automation work.
This guide shows how to replace tedious manual jar deployment with a simple one‑click CI/CD solution, providing stop and start shell scripts, Jenkins integration, and deployment automation to speed up testing and production releases.
China Postal Savings Bank’s software R&D center detailed how its "Star Platform" earned top‑level DevOps system and tool assessments, showcasing the bank’s automation capabilities, the evaluation process, key improvements, and future plans for expanding DevOps and XOps practices across the organization.
China Postbank’s software R&D center detailed how its enterprise mobile banking and project fund‑supervision systems passed the national Continuous Testing Level‑3 assessment, showcasing the impact of DevOps, automation and standardized testing on delivery speed, quality and operational efficiency in the banking sector.
GitOps leverages Git's version‑control strengths to automate, codify, and make transparent infrastructure changes, combining IaC, merge requests, and CI/CD, while exploring its principles, toolchains like FluxCD, ArgoCD, Jenkins X, and practical implementations such as SRE Stack for end‑to‑end change management.
This article explores the evolution of software testing, defines no-code automation testing, outlines its benefits, compares code‑based and no-code approaches, and presents a curated list of 34 leading no-code testing tools for 2023, while also explaining how QA teams can leverage these tools and integrate them with platforms like LambdaTest.
This article outlines a complete testing framework for e‑commerce live streaming platforms, covering functional, interface, performance, security, compatibility, user experience, compliance, marketing, and push‑pull stream tests, and provides a Python unittest example for API validation.
This step‑by‑step tutorial explains CI/CD concepts, shows how to install and register a GitLab Runner, configure a .gitlab-ci.yml file with dev and test stages, and demonstrates pushing code to trigger automated builds, tests, and deployments for a front‑end project.
Jinkela Pipeline is an experimental front‑end DevOps glue tool integrated into the Dejavu platform that unifies and automates release workflows—handling environment variables, mono‑repo structures, parallel GitLab jobs, and plugin extensions—to reduce manual steps, inconsistencies, and anxiety for developers while enabling low‑code pipeline composition and future ChatOps integration.
The article traces the evolution of automation from ancient myths and the printing press to modern AI‑driven database management, showing how AIOps and automated tools boost productivity, free IT teams from repetitive tasks, and enable more innovative work across organizations.
This guide walks you through why GPT‑4 outperforms GPT‑3.5, shows step‑by‑step how to create a Zabbix expert consultant using the new GPTs feature, and explains advanced configuration, knowledge‑base feeding, testing, and future possibilities for AI‑enhanced monitoring.
This article details how a major bank designed and implemented a distributed Redis cache platform that enables fast deployment, centralized management, elastic scaling, high availability, automated operations, and comprehensive monitoring to support agile development and efficient operations.
This tutorial explains how to use Python with requests and BeautifulSoup to locate image URLs in a webpage's HTML, extract them via regular expressions, and programmatically download all images to a local folder in an automated batch process.
This article introduces ten indispensable tools for operations engineers, detailing each tool's functionality, suitable scenarios, advantages, and real‑world examples, and includes practical code snippets to help automate, monitor, and manage infrastructure efficiently.
This article outlines the essential steps for embracing DevOps culture, emphasizing tailored strategies, deep understanding of CI/CD, clear role assignments, extensive automation, key performance metrics, and the critical role of quality assurance to achieve faster, reliable software delivery.
This article describes a Python script that monitors the local network for the boss's phone MAC address, using ARP scans to infer his proximity and automatically alerts the user to stop or resume non‑work activities, complete with step‑by‑step implementation and code examples.
The article details how Beijing Mobile’s SRE Smart Operations team applied SRE principles, automation, and cloud‑native tools to transform traditional DevOps into a reliable, scalable operation, highlighting their fault‑prevention, monitoring, incident response, and continuous improvement practices that earned them the 2023 IT Technology Leadership award.
This article walks through a real‑world Pandas problem of writing and appending data to existing Excel worksheets using Openpyxl, provides clean code examples, addresses a follow‑up sheet‑addition issue, and shares practical tips for asking technical questions effectively.
The article demonstrates how Tencent's Hunyuan large model can generate Python scripts to automatically compare Excel‑based reports, highlight differences, and handle multiple files, turning a tedious manual regression test into a fast, reliable automated process.
This article details the design and implementation of a self‑managed Redis KV cache system spanning tens of terabytes, covering its Proxy‑based architecture, ConfigServer high‑availability via Raft, Redis‑Proxy slot routing, async‑fork optimizations, data migration strategies, and a comprehensive automation platform for deployment, scaling, monitoring, and stability governance.
This tutorial shows how, with about 50 lines of Python using Playwright and pyperclip, you can automate a persistent Firefox session to log into ChatGPT Plus, navigate to your private GPT URL, send prompts and retrieve responses via the clipboard, all without incurring extra API fees.
This tutorial explains how to install the Spire.XLS library, import its modules, and use Python code examples to convert entire Excel workbooks, individual worksheets, or specific sheets with custom page settings into PDF files for consistent document sharing.
This article examines the challenges faced by Volcano Engine's DataLeap in computational governance, outlines automated solutions such as real‑time rule engines and monitoring, and presents concrete performance and cost benefits achieved through resource optimization across large‑scale Spark and Hadoop workloads.
This guide explains how to use Burp Suite's Auth Analyzer plugin to efficiently perform bulk API access‑control (broken access control) testing, covering vulnerability types, tool installation, step‑by‑step testing procedures, result analysis, and report export for improved software security.
This guide shows how to install the Spire.XLS for Python library and use its Workbook and Worksheet classes to convert Excel files—or individual worksheets—into PDF documents, including page‑setup options and examples for saving each sheet as a separate PDF.
This article explains how software test engineers can combine ChatGPT and the HttpRunner framework to address DevOps testing pain points, record web operations, batch‑modify scripts, run and debug tests, and automatically generate API test cases and scripts for faster, more efficient regression testing.
This article examines the decade‑long digital transformation of China's express sector, focusing on Shentong's shift from electronic waybills to AI‑driven real‑time automation, data‑centric decision making, and autonomous delivery technologies that boost efficiency and reduce costs.
This article explains how to solve the common Selenium issue of outdated ChromeDriver versions by using the UpdateChromeDriver package, providing step‑by‑step commands and a brief overview of why the solution works for Python automation projects.
This article outlines a comprehensive data fault governance framework that classifies metrics, defines three development phases, establishes fault‑grading standards, clarifies responsibilities across development, data‑warehouse, and analytics teams, and implements pre‑, during‑, and post‑incident safeguards to dramatically reduce fault frequency and recovery time.
The article explains how to use Linux’s watch command to automatically repeat commands at set intervals, customize refresh rates, highlight changes, suppress headers, trigger beeps on errors, and exit on output changes, providing practical examples for monitoring processes, files, and user logins.
The third part of the series shows how Python scripts can automatically refactor Objective‑C code by encapsulating each data item’s read/write operations in static wrapper classes and rewriting over 600 call sites to use generated XXXSettingReader and XXXSettingWriter methods, achieving zero bugs.
This article walks through a Python automation task that inserts multiple images into a Word document, presenting the problem, the proposed solution, sample code using python‑docx, and a concise summary of the implementation process.
This article outlines the challenges of ultra‑large e‑commerce data warehouses—such as SLA pressure, model instability, soaring resource costs, low governance efficiency, and fragmented processes—and presents a one‑stop, tiered data‑governance framework with stability, cost, and efficiency subsystems that drives distributed autonomous governance and measurable business value.
This article introduces a free, low‑code web tool that automatically generates CRUD‑style front‑end management pages from database schemas or description files, enabling backend engineers to create functional admin interfaces in minutes without writing front‑end code.
This article explains what intelligent operations (AIOps) are, outlines a four‑layer platform architecture, and showcases real‑world practices such as load‑balancing link repair, MySQL container self‑healing, composite service tracing, component‑based orchestration, and AI‑driven log analysis, concluding with future prospects.
This article explains how Kujiale’s open API platform implements pre‑release process controls, full automation testing, field‑mapping, online traffic inspection, active health checks, and customizable throttling rules to ensure high stability, early fault detection, and safe handling of traffic spikes for customer integrations.
This article introduces the Kubernetes Operator pattern, explains its purpose for automating complex tasks, and provides a step‑by‑step tutorial on creating, configuring, and deploying a custom Operator using the Operator Framework, KubeBuilder, and Go, including code examples and deployment instructions.
The article details how Bilibili operates over 1,000 Kafka nodes across 20+ clusters, outlines the scalability and stability challenges they faced, and explains the design and implementation of their self‑built Guardian federation controller, partition‑level throttling, automatic balancing, multi‑tenant isolation, tiered storage, audit, and automated ops workflows.
This article describes the background, goals, architecture, and implementation details of a low‑code data platform that enables fast creation, configuration, and execution of data‑related tools for testing, development, and operations, highlighting its component library, rule engine, security, version control, and measurable efficiency gains.
This article walks through a Python automation example that reads several Excel worksheets into pandas DataFrames, renames columns, merges them on a common key, and prints the combined result, providing a practical solution for data aggregation tasks.
This tutorial demonstrates how to use Python's built‑in modules together with the third‑party itchat library to monitor, capture, and resend WeChat messages that have been withdrawn, providing step‑by‑step code and explanations for installing dependencies, handling different message types, and running the script on various operating systems.
The host‑lifecycle platform (mmachine) standardizes and automates machine onboarding, maintenance, and decommissioning in DiDi’s elastic cloud by using a four‑layer architecture, custom asynchronous scheduler, backup‑machine pool, cloud‑native batching, and idle‑resource governance, turning a manual, day‑level process into a reliable, minute‑level workflow while cutting costs.
This article reviews and compares five popular Python automation testing frameworks—Robot Framework, Pytest, UnitTest, Behave, and Lettuce—covering their prerequisites, advantages, disadvantages, and how they stack up against each other to help newcomers choose the right tool for functional, unit, or behavior‑driven testing.
This article explains how Docker integrates with DevOps practices to enhance automation, streamline continuous integration and deployment, enable comprehensive container, application, and infrastructure monitoring, and centralize log collection and analysis, providing practical code examples for building, testing, deploying, and managing services efficiently.
This guide provides a comprehensive overview of aria2, a lightweight and efficient command-line download tool, covering its supported protocols, unique multi-source features, installation steps, basic and advanced usage examples, and detailed configuration options for optimal performance.
This article details CICC Wealth's successful DevOps technical‑operation assessment, describing the unified access and authentication project, its multi‑active architecture, the interview insights from senior IT leaders, and the broader impact of DevOps standards on financial‑technology operations.
Dongguan Securities’ ‘Zhangzhengbao Service Platform’ passed the China Information and Communication Research Institute’s DevOps Capability Maturity Model Level‑3 Continuous Delivery assessment, showcasing how standardized DevOps practices, automated pipelines, and micro‑service architecture dramatically improved development efficiency, code quality, and operational agility, positioning the firm as a domestic leader in financial technology.
This article explores how Wuqi integrates AI into its low‑code platform to automate UI generation, logic customization, and data analysis, discusses the DSL‑based architecture, multi‑AI task coordination, and evaluates scenarios where AI enhances efficiency versus when traditional low‑code remains preferable.
This tutorial walks through creating an Ansible role that structures directories, defines configuration templates, sets variables, writes task files, and runs a playbook to install MySQL 8.0.32 on a Linux host, illustrating a complete automation workflow for database deployment.
A full‑stack test engineer should combine solid testing fundamentals with programming, web and backend development, database, OS/network knowledge, automation tools, DevOps practices, agile collaboration, and continuous learning to effectively design, execute, and improve comprehensive software tests.
This article describes Huolala's journey from a legacy PHP codebase to a Java‑centric microservice architecture, the common misconceptions and difficulties of unit testing, and the design of an automated CI/CD pipeline that integrates Tekton, SonarQube, GitLab Runner, JUnit5, and Mockito to enforce coverage gates and improve code quality.
This article introduces XMind2TestCase, a Python‑based tool that converts XMind mind‑maps into test‑case files (CSV, XML, JSON), explains its installation, command‑line and web usage, and discusses the advantages and challenges of using mind‑maps for test case design in agile environments.
This article explains how to use Python scripts to automate the analysis and refactoring of iOS configuration data items in Baidu App, detailing the extraction of public properties, usage detection across modules, CSV reporting, and the overall refactoring workflow to improve maintainability and reduce risk.
Learn how to connect Jenkins Pipeline with Kubernetes to automate building, testing, and deploying containerized applications, covering prerequisite setup, detailed pipeline stages—including code checkout, Docker image creation, testing, registry push, and Kubernetes deployment—complete with code snippets and configuration tips.
This article explains how to prepare the Spark API environment, define prompts for an AI model, and automatically generate valid and invalid equivalence classes and corresponding test cases for a subway ticket self‑service purchase system, complete with expected outcomes.
This guide presents a comprehensive collection of Linux command‑line snippets covering file searching and moving, batch extraction, sed editing, directory checks, disk usage monitoring, log analysis, firewall rules, and other essential sysadmin tasks, all with clear examples and explanations.
This tutorial walks through creating the directory structure, defining variables, writing task files, and executing an Ansible playbook to automate the installation, compilation, configuration, and startup of Redis on target hosts.
This article provides a detailed overview of the most widely used DevOps tools across categories such as version control, CI/CD, container orchestration, configuration management, infrastructure as code, monitoring, collaboration, artifact repositories, testing, security, deployment automation, serverless, and database management, helping practitioners choose the right solutions for their pipelines.
This tutorial demonstrates how to use Python to automatically play piano pieces by simulating keyboard presses on an online piano, detailing a four‑step implementation that includes a play function, multithreaded melody threads, sheet‑music definition, and browser automation to launch the autopiano webpage.
This article walks through a Python automation solution for extracting invoice data from PDFs, presenting the code implementation, expected results, and practical tips for handling similar data‑processing questions in community groups.
This article walks through a Python automation solution for cleaning and restructuring invoice data extracted from PDFs, detailing how to remove unwanted brackets, split columns, handle encoding issues, and provides sample code and screenshots to guide readers through the process.
The article examines how senior IT executives at companies such as Steelcase, Walgreens Boots Alliance, and NCR use strategic digital transformation, cloud‑based ERP, automation tools, and data‑driven processes to improve customer experience, operational efficiency, and cash flow across large enterprises.
This guide explains how to replace the traditional manual jar deployment with an automated Jenkins pipeline using Docker Compose, covering Jenkins installation, container setup, unlocking the admin password, plugin configuration, global tool settings, and build‑release procedures.
Relying solely on defect counts as a KPI fails to reflect a software test engineer’s true performance, so a multi‑dimensional evaluation—including test coverage, defect severity, automation, efficiency, problem‑solving, and teamwork—provides a more objective, comprehensive and fair assessment.
This article presents a curated list of Python web‑scraping utilities—including file download assistants, novel and video grabbers, proxy pool builders, and various automation scripts—along with installation commands, usage examples, source links, and brief operational explanations for each tool.
This article walks through a Python‑based solution for automating Excel tasks, explaining the problems in a fan's original script, presenting a corrected implementation with pandas and openpyxl, and offering an optimized version with detailed code snippets and explanations.
This article walks through a Python‑based solution for copying rows from an Excel sheet into specific cells of another workbook and generating Word documents, showcasing the problem, a detailed code example, common pitfalls, and a concise summary of the approach.
The article outlines the importance of independent, code‑aware testing, describes the test automation pyramid and its focus on API tests, explains how automated testing, continuous integration, and deployment enable continuous delivery, and lists the essential skills and mindset for test developers.
This article provides a step‑by‑step guide to using CMake for cross‑platform builds, covering fundamental concepts, basic project setup, adding versioning and configuration headers, creating libraries, optional components, installation, testing, packaging with CPack, dashboard integration, and practical usage within JetBrains CLion for C/C++ development.
The US Air Force’s U‑2 reconnaissance aircraft has adopted a Jenkins‑driven CI/CD pipeline orchestrated by Kubernetes, enabling automated builds, repeatable deployments, rapid threat response, enhanced security, and resource savings, with a detailed step‑by‑step case study illustrating code management, pipeline configuration, container deployment, testing, and RBAC controls.
The article details China Post’s new generation IT infrastructure intelligent operation monitoring platform, highlighting its architecture, data collection, stream‑batch processing, AI‑driven algorithms, and one‑stop portal, and explains how the solution exemplifies cutting‑edge digital transformation practices showcased at the 2023 China International Service Trade Fair.
This article explains Docker fundamentals, compares containers with virtual machines, details Docker’s core components and common commands, and provides complete step‑by‑step instructions for packaging, building, running, automating, and pushing both a Vite‑based React frontend and an Express‑based Node.js backend using Nginx and shell scripts.
This cheat sheet delivers a compact set of Linux command-line shortcuts—including brace expansion for bulk file creation, dd for test files, multiple file‑truncation methods, powerful find queries, background execution with nohup, process termination pipelines, tcpdump traffic captures, and handy sed one‑liners—to boost daily efficiency for administrators and developers.
This comprehensive guide walks you through Zabbix monitoring concepts, reliability calculations, installation methods, web UI configuration, host and template management, custom monitoring, alert integration with OneAlert, Grafana visualization, distributed monitoring, SNMP support, and practical scripts for large‑scale server environments.
Facing rapid growth and complex service chains, HuoLala’s tech team designed LLRepeater, a Java‑based traffic replay platform that records, stores, and replays production traffic to improve test coverage, reduce manual effort, and enhance system stability, detailing architecture, core functions, challenges, and future plans.
This guide outlines a comprehensive MySQL backup solution, covering backup strategy planning, choosing physical versus logical backups, using tools like mysqldump and Percona XtraBackup, automating backups with scripts and cron, storage and retention considerations, and regular recovery testing to ensure data integrity.
DevOps testing integrates continuous, automated testing throughout the software development lifecycle, shifting left from traditional isolated testing, emphasizing automation, appropriate tool selection, metric tracking, documentation, and dedicated test automation engineers to ensure high‑quality, rapid software delivery.
This article explains how to use the mysqldump command to back up MySQL databases, demonstrates various backup and restore options, provides a Bash script that maintains a limited number of daily backups, and shows how to schedule the script with crontab for automated execution.
This article introduces Ansible as an open‑source automation tool, explains its core architecture and workflow, and provides detailed usage of its seven primary commands with examples, helping readers quickly grasp how to configure, deploy, and manage systems efficiently.
