Prompt Decorators are structured prefixes that standardize and enhance AI responses, addressing common challenges like vague prompts, inconsistent answers, and lack of reasoning by guiding the model to produce clear, logical, and well‑organized outputs across various use cases.
This guide explains why HTTPS is essential, introduces Let’s Encrypt’s free certificates and the Certbot client, and provides step‑by‑step commands to install, configure, and automatically renew SSL/TLS on Ubuntu with NGINX, plus best‑practice tips.
This article introduces Cursor’s AI‑driven Agent mode, details the latest updates, explains core functionalities, shows how to enable and use it, and provides seven advanced tips—including context management, code generation, version control, and custom AI rules—to boost developer productivity.
In 2025, AIGC technology is transforming every stage of full‑stack development—from precise AI‑driven requirement analysis and automated UI design to code generation and intelligent testing—while also raising technical, ethical, and talent challenges that developers must address.
This comprehensive guide walks you through the essential and advanced features of the Linux sed command, showing how to perform bulk text replacements, deletions, insertions, line extraction, and powerful integrations with find, grep, awk, xargs, and tee, enabling efficient automation of log analysis, configuration updates, and data processing tasks.
Lume is an open‑source, lightweight command‑line and API tool designed for Apple Silicon that simplifies creation, control, and automation of macOS and Linux virtual machines using macOS’s Virtualization.framework, offering installation methods, core commands, architecture details, advantages, limitations, and typical use cases.
This comprehensive guide walks software testers through the transition from basic functional testing to advanced automation, performance, and DevOps roles, offering a detailed learning roadmap, practical tips, and curated resources to boost skills, increase marketability, and secure higher‑pay positions in the testing industry.
This article explains how Terraform, as an Infrastructure as Code solution, streamlines infrastructure management by offering declarative configuration, automation, version control, repeatability, and testing, while outlining its advantages, typical use cases, a comparison with other IaC tools, and step‑by‑step installation and workflow guidance.
This article explains how AI Commits automatically generate standardized Conventional Commit messages by analyzing code diffs and project context, outlines the Conventional Commits specification, details the AI workflow steps, and provides practical setup guides for IntelliJ plugins and prompt templates.
This article introduces ten practical DevOps project ideas for 2025, explains the core concepts behind each project, and provides direct source‑code links so readers can build, test, and showcase their DevOps skills across containers, CI/CD pipelines, Kubernetes, Terraform, and more.
This article explains how to combine Playwright with Python's unittest or pytest frameworks to build robust test suites, design data‑driven tests, run tests in parallel or distributed environments, and integrate the workflow into CI/CD pipelines such as GitHub Actions and Jenkins.
AI is reshaping DevOps by enhancing automation, enabling predictive analytics, optimizing CI/CD pipelines, managing resources intelligently, strengthening security, accelerating incident response, driving data-driven decisions, scaling infrastructure, fostering collaboration, and promoting continuous learning, thereby boosting flexibility, scalability, and reliability of software delivery.
This article explains how to use Playwright to intercept and mock network requests, analyze responses, simulate various network conditions including throttling and offline mode, and configure proxy servers, providing Python code examples for comprehensive web‑application testing.
This article explores the hierarchy of operations roles, outlines five career stages from entry‑level to AI‑driven expert, and offers practical advice on building foundations, automation, high‑availability design, and embracing emerging technologies.
This article reviews ten AI‑powered tools—including Jenkins, Ansible, Puppet, Dynatrace, Splunk, GitHub Copilot, New Relic, Azure DevOps, Prometheus, and Chef—that enhance DevOps workflows through predictive analytics, automated rollback, intelligent monitoring, and code assistance, helping teams achieve faster, more reliable software delivery.
This article introduces Playwright, explains its key features, guides readers through installing the tool and its dependencies, demonstrates how to launch Chromium, Firefox, and WebKit browsers with Python code, and shows common configuration options such as headless mode, timeouts, and proxy settings.
JD’s Merchant Intelligent Assistant leverages a large‑language‑model‑based multi‑agent architecture to provide 24/7 e‑commerce support, detailing its evolution, planning techniques, online inference, evaluation methods, sample generation, and practical insights for scalable AI‑driven operations.
To handle growing memory pressure across thousands of Redis servers, the platform implements an automated, daily resource‑balancing scheduler that selects overloaded hosts, chooses optimal nodes based on instance count, tier, and placement rules, then safely migrates them through a multi‑step process with rigorous validation.
Learn how to automate the installation, configuration, and management of Apache HTTP Server using Ansible, covering installation of Ansible, inventory setup, role creation, task and template writing, playbook execution, verification, and clean removal, with full command examples for Debian and RPM systems.
This article presents a detailed walkthrough of constructing a robust security architecture, covering single‑person security team strategies, risk perception and quantification, rapid incident response, automated detection, precise strike mechanisms, deterrence tactics, and forward‑looking plans for intelligent, data‑driven risk management.
In today's digital era, online services face increasing fault risks, and systematic fault testing—through chaos engineering, fault injection, stress testing, and disaster recovery drills—helps teams anticipate, evaluate, and improve system resilience, ultimately reducing downtime and protecting business continuity.
This article presents twenty practical Python scripts that automate everyday tasks such as batch file renaming, email sending, scheduling reminders, generating reports, backing up files, updating Excel sheets, downloading web pages, filling forms, extracting PDF text, converting file formats, visualizing data, and more, providing ready-to-use code examples for each.
This tutorial explains how PHP developers can install Jenkins, create and configure a job, set up source control, environment variables, build scripts, and post‑build actions to automate the packaging and deployment of PHP applications.
This guide walks you through installing Ansible on Linux, configuring inventory and settings, writing playbooks to install and start web servers, and executing them, while also covering variables, roles, templates, handlers, conditionals, and error handling for robust automated deployments.
The White‑Screen Operations Platform unifies multi‑cloud Kubernetes cluster and middleware management—automating Kafka, Elasticsearch, node, PV, and YAML tasks through a visual UI, eliminating fragmented command‑line scripts, cutting operation times from hours to minutes, standardizing processes, providing auditability, and delivering significant cost savings while scaling for future Kubernetes resources.
This article shows how AI tools like DeepSeek can dramatically speed up data‑engineering tasks—such as fixing long‑running SQL queries, building real‑time data pipelines with Flink, and deciphering legacy stored procedures—while offering concrete prompts, real‑world case studies, and five time‑saving techniques.
This article explains the go:fix tool for Go, covering its background, the inline function and constant forwarding mechanisms, practical code examples, advantages, challenges, and how it streamlines large‑scale codebase migrations.
This article presents ten practical Python automation scripts—including image and video optimizers, PDF conversion, API handling, battery alerts, grammar and spell checkers, a downloader, news fetcher, and a PySide2 GUI—each with clear explanations and ready-to-use code examples.
This tutorial walks through installing acme.sh, configuring JD Cloud DNS API credentials, issuing and installing SSL certificates for Nginx (or Docker‑based Nginx), and setting up automatic 60‑day renewal, providing all necessary commands and configuration examples.
This article presents fifteen practical Python scripts that automate everyday tasks such as folder backup, email notifications, web content downloading, password management, image downloading, Excel processing, network speed testing, social media posting, scheduled shutdown, CPU monitoring, HTML scraping, batch file renaming, duplicate removal, text‑to‑speech conversion, and PDF merging.
Learn a collection of Python scripts that automate common Excel operations—including merging multiple files, find‑and‑replace, filtering rows, adding formulas, adjusting formats, extracting images, and encrypting workbooks—providing step‑by‑step code examples for efficient data processing.
This article explains how to use php-code-coverage and the pcov extension to collect line, branch, and path coverage for PHP projects, introduces incremental coverage based on diff files, discusses configuration methods, performance optimizations, and practical lessons learned from real‑world deployment.
This guide walks you through DeepSeek’s core capabilities—including installation on Windows, macOS, and Linux, configuration of storage paths, API keys, and logging levels, as well as data import, cleaning, analysis, visualization, batch processing, scheduling, and plugin extensions—providing concrete command examples and troubleshooting tips.
This article reviews the transformation of IT operations from manual processes to automation, AIOps, and ChatOps, and examines how large language models enhance intelligent assistance, automated diagnosis, and log analysis to improve efficiency, reliability, and rapid incident resolution.
This guide explains how to automatically add a user with a preset password on an embedded Linux device at boot by manually creating the user once, extracting its entries from /etc/shadow and /etc/passwd, and inserting those entries into the buildroot target filesystem before flashing.
This guide explains how to install Locust, write a Python test script, launch the tool, configure load parameters, analyze real‑time results, and explore advanced features such as custom clients and distributed testing for web performance evaluation.
The article examines how recent VC funding and acquisitions of traditional service firms illustrate a shift toward "Service-as-a-Software," using AI to automate labor‑intensive processes, with Palantir as a case study and a set of strategic levers for capturing the emerging market.
This article introduces the open‑source HttpRunner API testing tool, outlines its key features such as YAML/JSON test definitions, parameterization, assertions, reporting and performance testing, and provides step‑by‑step Python examples showing how to write, run, and integrate HttpRunner tests with existing requests‑based projects.
The article recounts a three‑hour hands‑on session with the AI‑powered IDE Trae, examines how AI assists in front‑end/back‑end development, discusses the current responsibilities of programmers—decision‑making, coordination, coding—and outlines future trends of AI replacement and the core competencies developers must retain.
This article introduces the PyUserInput library, explains how to install platform‑specific dependencies, demonstrates basic mouse and keyboard control with code examples, and shows a practical script that automates a login process by moving the cursor, typing credentials, and clicking buttons.
This article describes the design and implementation of an automated H5 performance testing platform that integrates UI automation, mitmproxy traffic capture, waterfall visualization, and Lighthouse scoring to continuously monitor, evaluate, and improve web page performance in mobile applications.
This guide walks you through Ansible fundamentals, installation, core concepts, sample playbooks, advanced modules like templates and handlers, dynamic inventory, and Ansible Tower, enabling you to automate configuration management and deploy complex environments such as LAMP stacks with confidence.
This guide explains how to install sshpass on Linux, details its command‑line options, and provides practical examples for automating SSH, SCP, and rsync operations while highlighting security considerations and safer alternatives for production environments.
This article presents ten ready‑to‑use Python automation scripts that demonstrate how to optimize images, process videos, convert PDFs to images, fetch and post API data, monitor battery levels, correct grammar and spelling, download files, retrieve world news, and build a simple PySide2 GUI, providing clear code examples for each use case.
This guide explains how to automatically create a user on boot in a Buildroot‑based embedded Linux system by manually adding the user, copying the resulting /etc/shadow and /etc/passwd entries into the root filesystem, rebuilding the image, and handling time‑related password issues.
The article examines how adopting a cloud‑native architecture—through precise resource monitoring, automation pipelines, pay‑as‑you‑go scaling, hybrid‑cloud strategies, and container‑based microservices—enables companies to dramatically reduce operational expenses, improve resource utilization, and accelerate innovation in competitive markets.
This article explains how Infrastructure as Code (IaC) addresses the inefficiencies of traditional operations, improves collaboration between development and operations, and provides practical steps for implementing IaC within a DevOps workflow to achieve automation, consistency, and faster software delivery.
This guide explains how to use Alibaba Cloud's Cloud Native Application Platform (CAP), Function Compute, and Baillian model service to create an end‑to‑end automated workflow that transforms text into audio, subtitles, images, and finally a compiled video audiobook.
This guide explains how to avoid interactive password prompts in Ansible by using Vault encryption, covering creation of encrypted files, Vault IDs, multiple password sources, string encryption, editing, rekeying, and best‑practice recommendations for managing sensitive data in playbooks.
Learn how to set up Jenkins in Docker, configure essential plugins, and create pipeline jobs to automatically build and deploy the SpringBoot‑based mall e‑commerce project—including admin, portal, and search modules—so you can achieve one‑click deployments without manual command errors.
This article examines five cutting‑edge AI tools—LangChain 2.0, MidJourney 6, Bolt.New, Synthesia PRO, and DoNotPay—detailing how each automates tasks, replaces human roles across sectors such as law, healthcare, finance, marketing, and software development, and discusses the broader implications for the workforce.
This article provides comprehensive Python scripts for system administration tasks including CPU monitoring, memory usage tracking, log analysis, file backup, system updates, network monitoring, service management, user administration, and system information collection.
This article demonstrates how to use Python to read and write Excel files, extract birth dates from Chinese ID numbers, and compute the time interval between dates, providing a practical example for automating HR data handling.
This comprehensive guide explores the fundamentals of asymmetric encryption, delves into SSH’s architecture—including host verification, user authentication, and key management—provides detailed walkthroughs of configuration files, command usage, SCP transfers, automation scripts, and performance optimization techniques for secure and efficient remote access.
This article walks through a Python automation issue where a pandas DataFrame fails to match rows by prefix, shows the original code, explains the mistake, and provides a corrected implementation to extract the desired column values from Excel sheets.
Learn how to use Linux's built‑in Cron scheduler to create, configure, and run automated backup jobs, covering crontab syntax, time fields, script creation, permission setup, and redirection of output to /dev/null, with step‑by‑step commands and code examples.
The McKinsey report outlines how AI-driven automation will reshape jobs by 2030, highlighting rising demand for technical, social‑emotional, and advanced cognitive skills while traditional roles decline, and examines sector‑specific impacts on retail, manufacturing, and policy recommendations for workforce adaptation.
The article examines how rapid advances in artificial intelligence are expected to automate nearly half of U.S. jobs within the next two decades, explores singularity forecasts for 2029‑2030, and discusses the profound economic, ethical, and security challenges that humanity must address before AI-driven autonomous systems reshape work, research, and daily life.
China Railway’s 12306 trial of an automatic ticket‑ordering feature lets users pre‑select up to 60 trains, set priority and pre‑pay the highest fare for Spring Festival travel, with the system submitting orders automatically, handling refunds, and addressing priority sorting, scheduling, payment accuracy, and server load through extensive stress testing and a gray‑release strategy.
This guide explains how to set up Jenkins Pipeline with required plugins, create a Jenkinsfile defining Checkout, Build, Test, and Deploy stages, and run the pipeline to automate continuous packaging and deployment of a PHP application.
China Railway's 12306 pilot introduces an automatic ticket order submission system for Spring Festival travel, allowing users to pre‑fill up to 60 train options, set priorities, pre‑pay, and rely on backend scheduling and fairness mechanisms to improve ticket acquisition during peak demand.
KuJiaLe's testing team curates ten influential 2024 technical articles covering AI‑driven test case generation, AI‑assisted code review, lead tester training, Greasemonkey efficiency, custom mock platforms, private vs. public LLMs, FastGPT knowledge bases, CI bottleneck solutions, front‑end release strategies, and construction‑drawing regression testing.
Over the past year the author examined AI‑assisted software engineering through research, product releases, and real‑world deployments, revealing modest efficiency gains, the importance of deterministic inputs, manual context injection, unified domain language, knowledge retrieval strategies, and the need for solid software‑engineering foundations before AI can add real value.
This article introduces the Python requests-html library, covering its installation, basic operations such as fetching pages, extracting links and elements, advanced capabilities like JavaScript rendering, pagination, custom requests, and provides practical web‑scraping examples for sites like Jianshu and Tianya.
This guide outlines frequent Jenkins problems—including master startup failures, out‑of‑memory errors, plugin incompatibilities, disk space exhaustion, configuration corruption, and Java compatibility issues—and provides step‑by‑step troubleshooting procedures to keep CI/CD pipelines running smoothly.
This article walks through a Python community member's Excel automation issue, explains how to build a pandas mask to target specific rows, and provides a reusable function that writes a custom value into the desired cell based on flexible keyword arguments.
This guide explains how to build a modular, multi‑project API automation framework in Python, covering directory layout, configuration handling, HTTP client encapsulation, pytest‑based test cases, a shell script for execution, and best‑practice recommendations for logging and reporting.
This article analyzes JD Retail's approach to automating AB experiment workflows by introducing a data‑weaving framework that unifies metric definitions, streamlines logical data modeling, and enables scalable, real‑time DAG orchestration across multiple experiment scenarios.
This article explains how AI-driven OCR can automatically extract structured data from images across scenarios like invoices, e‑commerce, insurance claims, and logistics, and provides a step‑by‑step cloud deployment tutorial to quickly implement the solution.
thefuck is an open‑source command‑line utility that detects common typing and syntax errors in terminal commands, suggests the correct command (e.g., fixing “pathon” to “python”), and can be installed on Linux, macOS, and Windows via package managers or pip, with simple configuration for automatic use.
The article examines IBM’s announced plan to replace thousands of jobs with AI, contrasting the company’s rhetoric with on‑the‑ground accounts from three senior engineers who describe the limited capabilities of Watsonx, the impact of massive layoffs, and the resulting operational and talent challenges.
Jpom is a lightweight, low‑intrusion Java‑based platform that streamlines online building, automatic deployment, daily operations, and project monitoring, offering features such as node management, SSH terminal, Docker control, and multi‑environment packaging, with step‑by‑step installation commands and demo access details.
This guide surveys a curated set of open‑source solutions—including LDAP, JumpServer, Ansible, dnsmasq, ApacheBench, PortSentry, Vagrant, Docker, ELK and Smokeping—that together enable unified account management, automated deployment, DNS services, stress testing, security hardening, virtualization, log collection and monitoring for robust operations.
The supply‑chain team leveraged core MLOps practices—versioning, testing, automated reproducible pipelines, deployment monitoring, and documentation—to eliminate data leakage, ensure online consistency, and accelerate model upgrades, using traffic‑replay, FAAS‑based decoupling, and approval workflows, ultimately cutting order‑fulfillment times, reducing costs, and enabling business teams to adopt reliable AI models at scale.
This article presents JD.com’s comprehensive big‑data governance experience, detailing the background and challenges, the automated governance platform and its core technologies such as audit logs and full‑link lineage, strategies for resource optimization, and the roadmap toward real‑time, intelligent, and fully automated data governance.
This guide explains what script files are and walks through writing Bash scripts, covering naming conventions, variables, special and environment variables, redirection, pipes, quoting, grep options, operators, arrays, control structures, functions, and automating interactions with Expect, providing practical code examples for each concept.
This article introduces Python task automation, demonstrating how to batch rename files, send emails, process Excel spreadsheets, and schedule recurring jobs using standard libraries and third‑party modules, while providing best‑practice tips and hands‑on exercises for efficient scripting.
This article explains the concepts, models, architecture, data management, project configuration, engine design, and error‑handling procedures needed to implement an automated, systematic reconciliation system that can handle large‑scale online transaction volumes with high accuracy and efficiency.
Taobao’s self‑operated live‑stream team built an end‑to‑end pipeline that downloads benchmark videos, transcribes audio, and uses GPT‑4o prompts to automatically summarize sales highlights, visual cues, and comments, delivering actionable insights that match manual notes, free operators for core tasks, and enable features like coupon pushes and intelligent product recommendations.
This article explains how AI‑powered parameter governance, integrated with DevOps and AIOps practices, tackles the explosion of configuration parameters in large‑scale financial systems, streamlines design, auditing, detection, and deployment, and ultimately boosts operational efficiency and risk control.
This article presents ten practical Bash shell techniques—including conditional tests, loops, functions, parameter expansion, redirection, pipelines, error handling, debugging, environment variables, and script arguments—to help Linux users write more efficient, flexible, and powerful automation scripts.
The article surveys the surge of AI programming tools in 2024, illustrating how even non‑programmers can build full applications with AI assistants, compares ChatGPT’s code‑generation workflow with its Code Interpreter feature, and outlines each approach’s strengths and limitations.
This article examines how Kuaishou’s e‑commerce platform leverages AI to analyze and improve B‑side user experience, detailing current challenges, the CPS metric model, a self‑built intelligent inspection platform, workflow automation, and future prospects for AI‑driven UX optimization.
The latest release of Commit Check introduces two new capabilities—pr-comments, which automatically posts check results as Pull Request comments, and base-merge, which verifies that a branch is rebased onto the target branch—thereby improving PR review efficiency and CI pipeline enforcement.
This guide shows how to use Ansible to automate Linux sysctl parameter tuning, manage SELinux policies, and configure filesystem mount points, providing step‑by‑step examples and code snippets that simplify operations and improve system stability and security.
This article presents a collection of practical Python scripts covering file management, web scraping, email sending, Excel handling, data cleaning, image processing, system monitoring, PDF manipulation, OCR, database interaction, social media posting, testing, and cloud storage, each with clear descriptions and ready‑to‑run code examples.
Learn how to use Linux's crond and crontab for automating periodic tasks, from basic concepts and time syntax to practical examples, command options, debugging tips, user restrictions, and best practices for reliable scheduling and maintenance.
This article presents a Python script that retrieves a domain's SSL certificate information, parses its start and expiration dates, converts them to datetime objects, and calculates the remaining days until the certificate expires, providing a simple command‑line tool for monitoring certificate validity.
This guide details how to set up hourly client backups of /etc and /var/log, organize them into timestamped directories, securely transfer them via rsync to a backup server, verify integrity, notify administrators, and automate cleanup with cron jobs.
This article provides a step‑by‑step guide on setting up Jenkins Pipeline to automate the continuous integration, testing, and deployment of PHP applications, covering prerequisite installations, plugin configuration, Jenkinsfile creation with stages for checkout, build, test, and deployment, and how to run the pipeline.
This article demonstrates how to fetch historical lottery data for two games, apply a custom matching rule to identify purchase opportunities, analyze consecutive win patterns over 100 days, and export the aggregated results to an Excel file using Python's requests, xlwt, and basic data‑processing techniques.
Learn how to use the lightweight Jpom automation tool to set up Docker‑based CI/CD pipelines, configure repositories, build and package a Spring Boot 3 + Vue e‑commerce project, and deploy both backend and frontend services seamlessly on a Kubernetes‑ready environment.
Discover eight underrated Python packages—including Missingno, Tabulate, Wikipedia, Wget, Faker, Numerizer, Emoji, and PyAztro—that simplify data visualization, table formatting, web content retrieval, file downloading, fake data generation, numeric conversion, terminal output embellishment, and horoscope fetching, helping developers save time and effort.
This article introduces an open‑source tool that automatically generates all Java business code—including entity classes, DAO interfaces, SQL statements, service implementations, and controllers—for new database tables, dramatically reducing the hours spent on repetitive CRUD scaffolding.
This article explains how Ansible’s authorized_key, user, and group modules can be used to automate SSH key management, system user creation, and group handling, providing practical examples that improve efficiency and security in operations.
This article details the end‑to‑end workflow of converting 3D design models into 2D construction drawings, explains the platform’s architecture, testing baseline management, automated data collection, regression testing, and visual diff results, and highlights the massive efficiency gains and future automation roadmap.
This article examines the pivotal role of proactive service in modern IT operations, contrasting it with passive approaches, and outlines key strategies—including data analytics, automation, user feedback, and emerging technologies like AI and cloud—to enhance system stability, reduce costs, and strengthen competitive advantage.
This guide details how to automate the full lifecycle of Flink tasks—including environment setup, integration, building, deployment, and task control—using GitLab, Tekton CI/CD, serverless containers on Alibaba Cloud, and Kubernetes, all orchestrated via Feishu cards.
This tutorial walks through installing Ansible on CentOS, preparing inventory and SSH keys, creating variable files, and writing a comprehensive Ansible playbook that automates the installation and configuration of Nginx, MySQL, and PHP on multiple hosts, complete with service setup and verification.
This article outlines Douyin Group's approach to handling petabyte‑scale data, addressing metric inconsistencies, and improving data product agility through a four‑layer Volcano Engine platform, systematic indicator production‑management‑consumption cycles, organizational design, automation, and future plans for large‑model‑driven metric splitting.
