This article introduces latexify_py, an open‑source Python tool that automatically converts Python functions into LaTeX math expressions, dramatically simplifying the creation of complex formulas for research papers and eliminating the tedious manual editing in Word.
This article compiles a comprehensive set of Bash scripts that demonstrate how to verify file consistency across servers, schedule log cleaning, monitor network traffic, count numeric characters in files, manage users and passwords, automate firewall rules, and perform various other Linux system administration tasks, providing ready-to-use code snippets for each scenario.
This guide demonstrates how to use Python's requests library for sending GET, POST, and HTTPS requests, handling file uploads and downloads, managing timeouts, performing authentication, session and token handling, generating signatures, and organizing a complete API test automation framework.
This article explains why mesh regression is needed for 3D cloud design tools, defines mesh, outlines its application scenarios such as BIM plumbing, custom door windows, and hard‑floor tiles, and details a step‑by‑step design, implementation, bug detection methods, performance improvements, and future plans.
This article explains how combining real‑device operations with computer‑vision techniques creates an app‑agnostic automation framework that automatically adapts and validates page layouts across countless devices, apps, and business scenarios, dramatically reducing manual debugging, testing cost, and user‑experience risks.
The article outlines the six essential DevOps capabilities—collaboration, automation, continuous integration, continuous testing, continuous delivery, and continuous monitoring—explaining how each contributes to improving efficiency, reducing errors, and ensuring reliable software delivery in modern IT environments.
To streamline app quality assurance, a comprehensive mobile bug‑reporting SDK was built that automates screenshot, screen‑recording, network and log collection, auto‑fills device and app data, and integrates with the Max backend, reducing feedback latency and simplifying the reporting workflow for developers and testers.
This comprehensive guide walks you through Postman's core capabilities—including installation, interface navigation, sending requests, handling query parameters, forms, JSON and file uploads, response analysis, collection management, batch execution, logging, assertions, variables, pre‑request scripts, and request chaining—empowering developers and testers to automate and streamline API testing workflows.
Discover 15 essential Python packages—from data‑visualization tools like Dash to web frameworks such as Flask, multimedia libraries like Pygame, and utilities for JSON handling, progress bars, and home automation—each explained with key features, typical use‑cases, and illustrative code snippets.
This guide explains how to use ProxySQL's stats_mysql_query_digest to detect rarely accessed MySQL tables, export table lists, script the retrieval of last access times, and safely rename or drop unused tables after verification, helping reduce storage waste and metadata overhead.
This article chronicles Alibaba’s three‑year evolution of frontend intelligence, detailing the origins of AI‑driven code generation, key technologies like imgCook, BizCook and UICook, the methodology, toolchain, organizational integration, and future directions for boosting development efficiency and business value.
This article introduces PowerShell, explains its advantages over cmd and Linux shells, walks through launching it, and demonstrates essential commands such as get-help, get-command, get-process, and stop-process for managing Windows processes.
This article introduces Youzan's testing team, detailing its growth to over 120 engineers across three cities, the test‑development responsibilities, automation and load‑testing practices, quality‑assurance framework, training programs, and the open, growth‑focused team culture that candidates can expect.
This article explores the evolution from ProCode to LowCode and NoCode in front‑end development, detailing iceluna's challenges, the design of visual logic orchestration, node abstraction, automatic layout, schema‑code conversion, debugging features, and future prospects for low‑code adoption.
This guide explains why GitHub is slow in China due to DNS latency, shows how to manually edit the hosts file on various platforms, and demonstrates using the SwitchHosts tool to automate hosts updates, refresh DNS caches, and ensure reliable access to GitHub resources.
This article details how Fangduoduo built an integrated, cloud‑native CI/CD release system—combining Vue front‑end, Python back‑end, Jenkins, Gerrit, Docker Swarm and Kubernetes—to automate builds, deployments, version control, testing, and service maintenance, dramatically boosting development efficiency.
This article details the step‑by‑step creation of a Python‑based API automation testing framework, covering project structure, configuration files, a reusable logging module, HTTP request handling with requests, common utilities for Excel and XML, MySQL database access, email reporting, and the test runner setup.
The article presents a general solution that streamlines daily business issue diagnosis by aggregating multi‑service data via GraphQL, converting it into human‑readable semantics, and automatically detecting anomalies with a rule engine, enabling one‑click retrieval, reduced hand‑offs, and extensible monitoring for platforms such as Xianyu.
The article presents a three‑stage pipeline that automatically transforms Sketch design drafts into a DSL view tree, infers layout and style properties, and generates Meituan‑compatible static front‑end code, while offering visual tools for layer cleanup, component recognition, and property adjustment to ensure high‑fidelity mobile UI reproduction.
This article explains why modern enterprises need cloud‑native architecture, introduces the SESORA maturity model, and provides a detailed, practical walkthrough of deploying a cloud‑native application on Alibaba Cloud SAE, covering namespace creation, app configuration, SLB binding, service discovery, elasticity, observability, resilience, and automation.
This article examines the challenges of chain performance testing without branch handling, proposes logical branch controls and synchronized test termination, and provides concrete Java code examples to improve reliability and accuracy of load‑testing pipelines.
This step‑by‑step guide shows how to set up Python, Appium, JDK, Android SDK and a screen‑mirroring tool, connect an Android phone, verify the ADB connection, and run a complete Appium script that automatically reads and replies to QQ chats.
The article examines how the rapid adoption of cloud computing, DevOps, AIOps, and FinOps is reshaping the role of IT operations, highlighting new trends, evolving work boundaries, and the essential characteristics of a modern, automated, secure, and cost‑optimized operations system.
The article outlines six key DevSecOps best practices—including establishing a security model, enforcing governance policies, automating security tasks, training developers, applying network segmentation, and limiting administrative privileges—to help organizations overcome staffing and collaboration challenges while maintaining consistent security throughout the development and operations lifecycle.
The article examines how software testing has expanded beyond bug detection in 2021, covering left‑shift/right‑shift testing, cloud‑based cross‑browser testing, AI‑driven tools, Selenium’s evolution, IoT performance testing, QAOps, blockchain testing, cloud automation, and the emerging NoOps model.
The article details how an online education provider progressively enhanced its live‑streaming performance testing framework—from rudimentary "stone age" checks to automated, data‑driven "information age" practices—by restructuring services, refining test scenarios, introducing traffic replay, and automating script generation to achieve more reliable and efficient stability assurance.
This article details how the Anjuke mini‑program team tackled frequent, fragmented releases across multiple platforms by standardizing processes, introducing local SDK‑based uploads, integrating Jenkins, and ultimately building a platform‑based service with UI automation using Puppeteer, resulting in reduced cost, higher transparency, and scalable multi‑program support.
This article provides a comprehensive overview of modern DevOps practices and popular tools—including version control, containerization, orchestration, automation, collaboration, and monitoring—explaining their purposes, key features, and how they fit into the software delivery lifecycle.
This article walks through reading monthly rainfall data with pandas, cleaning missing values, calculating rainfall deviations, generating descriptive paragraphs, and rendering a formatted Word report using docxtpl, providing complete code snippets and example outputs for each step.
This guide walks you through essential Linux automation techniques—including boot‑time service startup with chkconfig and rc.d, one‑off scheduling using at, and recurring jobs with crontab and shell scripts—so you can manage web servers efficiently without manual intervention.
This article outlines how a bank’s DBA team transformed traditional, slow, and error‑prone database release processes into a fully automated DevOps pipeline, covering modeling tools, the DBgo release engine, monitoring, AI‑ops, and practical lessons from real‑world deployments.
The article explains that a successful outcome‑driven enterprise data strategy requires a well‑defined technical roadmap covering architecture, governance, storage, analytics, automation and emerging technologies such as AI and blockchain, all aligned with business priorities and goals.
This article outlines Youku's end‑to‑end service‑side quality assurance framework, detailing the factors that affect quality across the development lifecycle, the automated testing practices integrated into the release pipeline, the platform capabilities built for data collection and replay, and the metrics used to measure improvements in reliability and development efficiency.
This guide demonstrates how to set up Laravel Mix with the laravel-mix-template-minifier plugin to automatically compress Blade template files, configure watching scripts, enable boot-time execution, and optimize npm scripts to produce minified HTML, CSS, and JavaScript while preserving PHP code.
The article explains how digital transformation reshapes the customer journey in consumer finance, highlighting its definition, four key capabilities—automation, personalization, contextual interaction, and journey innovation—and outlining stages from acquisition to advocacy to guide firms in building comprehensive, data‑driven experiences.
This article provides a detailed shell-script tutorial for installing MySQL 5.7 on a Linux node, initializing the database, setting the root password, and automatically creating multiple user accounts with random passwords, suitable for operations and database administrators. The guide includes full script listings, explains repository configuration, service management, and error handling, making it a practical reference for DevOps engineers.
This article explains practical techniques for generating varied request parameters—such as random numbers, thread‑safe identifiers, random strings, and upstream data extraction—to avoid identical inputs in multi‑call performance tests and improve test reliability.
This article explores the challenges of building business UI components across PC, mobile, and mini‑app platforms, details a unified fusion development approach using React, Rax, and Alibaba’s Fusion toolchain, and shares practical solutions for tooling, build pipelines, and automated component publishing.
The article demonstrates how to configure API endpoints and use Java's Apache HttpClient to retrieve authentication cookies and perform subsequent requests, providing a full code example for beginners in interface automation testing.
This article introduces the fundamentals of full‑chain load testing, explains why it is essential for large‑scale distributed systems, outlines the DESP model with its four simulation dimensions, and presents a detailed case study of New Oriental's continuation‑class platform including architecture, data preparation, load design, automation and recruitment information.
This article explains how to install the Gooey library, convert a Python command‑line program into a graphical user interface using decorators and GooeyParser, explore the supported widget types, and finally package the GUI application into a standalone executable with PyInstaller.
This article compiles practical Linux shell commands for locating and moving files, batch extracting archives, using sed for text manipulation, checking directory existence, monitoring disk usage, analyzing logs, managing firewalls, and automating common sysadmin tasks, all presented with clear examples and explanations.
JApiDocs is a plug‑and‑play SpringBoot tool that automatically generates HTML API documentation and client models without extra annotations, offering quick setup, code‑as‑doc, multi‑platform support, and customizable features to streamline backend development workflows.
InfoSpider is an open‑source Python‑based web‑scraping toolbox that securely aggregates personal data from over 24 sources—including email, e‑commerce, and social platforms—provides a GUI for easy operation, stores results in JSON, and offers basic visual analysis, making personal data integration and insight generation straightforward.
This guide shows how to use Ansible's register feature to capture a task's output, examine the detailed result fields, and reuse the stored data in subsequent tasks, illustrated with a simple whoami example and complete playbook runs.
This article walks you through creating a simple Python lottery draw program, explains how to prepare the names CSV file, shows the GUI logic, provides key code snippets for random name generation and interface handling, and demonstrates packaging the script into a standalone executable with PyInstaller.
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.
