This guide introduces a Python-based WeChat Reading Assistant that uses PyQt for a GUI, extracts bookshelf data via WeChat APIs, and writes book information and notes to Excel files, providing step‑by‑step code explanations and usage instructions for developers.
This article walks through practical Go implementations of Redis list commands—including LPush, RPush, LLen, LRange, and others—provides unit test examples, demonstrates a simple performance benchmark, and shares a reusable wrapper library for streamlined backend development.
This article explains why Kubernetes’s true value lies in its extensible, declarative API framework rather than containers, illustrates the API types, shows how Custom Resource Definitions act like database tables, and provides practical examples of creating, querying, and managing CRDs with kubectl.
This article explains the concept of idempotency in computing and HTTP, why it is essential for APIs, the impact on system design, which RESTful methods are idempotent, and presents four practical implementation strategies—including database primary keys, optimistic locking, anti‑repeat tokens, and downstream sequence numbers—accompanied by complete Spring Boot code examples and testing procedures.
This article explains the concept of idempotency, why it matters for HTTP APIs, compares the idempotent characteristics of RESTful methods, and presents four practical implementation strategies—including database primary keys, optimistic locking, Redis‑based tokens, and downstream sequence numbers—along with complete Spring Boot code examples and testing guidance.
An API is a single function that lets one program use another’s features, while an SDK is a comprehensive toolkit containing that API and additional resources; this article uses everyday analogies and real-world examples to clarify their relationship and practical usage in software development.
The article describes how Ctrip built a unified data service platform that standardizes API development, leverages multiple storage engines, introduces token‑based security, Sentinel rate‑limiting, caching, and automatic contract generation to dramatically cut development cycles and improve reliability for big‑data workloads.
This tutorial demonstrates how to capture and reproduce the dynamic newSign parameter of the X‑Wu Android app by reverse‑engineering the request‑signing method with Frida, exposing it via an RPC server, and then using the generated signature to call the official search API.
This article explains the concept of idempotency in distributed systems, why it is crucial for scenarios like payments and order submission, and presents practical solutions such as database unique keys, optimistic locking, the Post/Redirect/Get pattern, and anti‑repeat token mechanisms, complete with code examples.
The article explains that Kubernetes’ core value is its universal, extensible declarative API framework rather than containers, walks through API types, CRD extensions, and uses a fruit‑CRD example to show how CRUD operations map to database concepts, concluding that the API is the true engine of Kubernetes.
The article explains that Kubernetes’ true value comes from its universal, declarative API framework rather than containers, demonstrates this with a hands‑on CRD example, and uses a database analogy to show how CRDs act like tables while the API behaves like SQL, highlighting extensibility and RBAC.
This article explains what rate limiting is, why it is needed, various strategies and algorithms such as leaky bucket, token bucket, fixed and sliding windows, and discusses challenges like inconsistency and race conditions in distributed systems, as well as different throttling types.
This article compares three standard internet data‑query APIs—OData, GraphQL, and ORDS—examining their REST foundations, query capabilities, metadata handling, versioning, and practical trade‑offs to help developers choose the most suitable API for analytics, integration, and data‑management applications.
This guide explains how to use the JavaScript Fetch API for sending and receiving JSON data, covering basic fetch calls, configuring GET requests with headers, handling responses, and performing POST (or PUT/PATCH) operations with proper content-type settings, plus a note on polyfills.
This article details a step‑by‑step guide to building a face‑recognition based login system using Baidu Cloud AI services, SpringBoot, Thymeleaf, and jQuery, covering API integration, Maven dependencies, code examples for registration, detection, search, and deployment considerations.
This article examines the emerging React Server Components feature, explains the limitations of traditional API‑driven front‑end/back‑end separation, and outlines how server‑rendered components can reduce bundle size, eliminate request waterfalls, and lower collaboration costs for modern web applications.
This article explains the NullPointerException problem, introduces the Java 8 Optional API—including constructors, of, ofNullable, empty, orElse, orElseGet, orElseThrow, map, flatMap, isPresent, ifPresent, and filter—provides source code snippets, and demonstrates how to replace verbose null‑checks with elegant Optional‑based implementations.
This article explains how to avoid HTTP 429 rate‑limit errors when calling third‑party APIs by wrapping each request in a struct and processing them through a channel‑based request queue written in Go, complete with usage examples and optional throttling.
This article introduces eight lesser-known but highly useful Java APIs—including DelayQueue, the “B” DateTimeFormatter pattern, StampedLock, LongAccumulator, HexFormat, binarySearch, BitSet, and Phaser—explaining their purpose, usage, and providing code snippets that demonstrate how they can simplify concurrency, time handling, and data manipulation.
This article explains how to use Python to convert hundreds of long URLs into short ones and later restore them, covering the rationale for short links, free and paid service options, and providing complete code examples for both shortening and expanding URLs.
This guide explains how to use the GitLab API together with simple Bash scripts to automatically retrieve a list of projects, extract their SSH URLs, and perform bulk cloning and updating of repositories, providing a practical semi‑automated solution for managing many GitLab projects at once.
This guide explains how to create a custom Enterprise WeChat application, obtain the required corp ID and secret, and use a Python script that calls the WeChat API to send text‑card notifications to specified users, departments or tags.
This article describes how a high‑throughput push notification system was enhanced with a dedicated testability metric, introducing tools such as a test‑sending UI, dual synchronous‑asynchronous API handling, a reachability diagnostic utility, and end‑to‑end unique‑ID logging to streamline debugging and reduce maintenance costs.
This tutorial demonstrates how to build a Scrapy spider that crawls Zhihu user follow and follower data via Zhihu’s public APIs, handles request headers, parses JSON responses, paginates results, and stores the extracted information into MongoDB using a custom item pipeline.
This article compares four major API architectural styles—RPC, SOAP, REST, and GraphQL—explaining their mechanisms, strengths, weaknesses, and typical use cases, and provides guidance on selecting the most suitable style based on project constraints such as language, environment, and resources.
This article introduces the Python Requests library, explains how to install it, demonstrates basic HTTP methods such as GET and POST with code examples, and explores advanced use‑cases like handling JSON, binary data, custom headers, cookies, sessions, SSL verification, proxies, timeouts, and authentication.
Kratos v2 is a lightweight, highly pluggable Go microservice framework that replaces the monolithic v1 design with a toolbox of interchangeable components—such as transport, middleware, logging, configuration, and service discovery—organized in a DDD‑inspired layout and extensible via protobuf‑defined plugins.
This article examines four major API architectural styles—RPC, SOAP, REST, and GraphQL—detailing their mechanisms, advantages, disadvantages, and typical use cases, and offers guidance on selecting the most suitable style based on factors such as language, environment, performance, security, and resource constraints.
This article explains how to standardize API responses in a Spring backend by defining a JSON result structure, designing status codes, using @ResponseResult annotations, interceptors, and controller advice to automatically wrap results, while also discussing optimization and best‑practice considerations.
This article walks through essential Elasticsearch node‑level APIs—covering how to retrieve basic node info, detailed statistics, thread‑pool usage, and hot‑thread diagnostics—complete with request examples, response samples, and practical tips for diagnosing common cluster issues.
The article examines the chaotic changes in Jira's newer API version, detailing six incompatible methods of passing issue status parameters, explains the mismatch between name and id fields, and provides Java helper functions to handle these inconsistencies effectively.
This article demonstrates how to reverse‑engineer the NetEase Cloud Music web API to extract encrypted parameters, use Python to fetch song comments, and apply SnowNLP for sentiment analysis and word‑cloud visualization, providing a step‑by‑step guide with code examples.
This article explains the fundamentals of OAuth2.0, distinguishes it from SSO, describes the three main participants, outlines the complete authorization flow with step‑by‑step details, defines key terminology, and discusses deployment scenarios such as web servers, user‑agent apps, and native applications.
This tutorial walks through using Spring's RestTemplate to replace complex HttpURLConnection and Apache HttpClient code, covering environment setup, bean configuration, GET/POST/PUT/DELETE operations, file upload/download, and advanced exchange usage with clear Java examples.
This article explains how to implement a PHP Request class that handles CRUD operations based on HTTP methods, a Response class that formats output as JSON, XML, or HTML, and an index entry point that ties the two together for a simple API.
This article explains why front‑end and back‑end separation is needed, describes the evolution from MVC to SPA, outlines responsibilities, development workflow, and provides a detailed version‑1.0.0 API contract with request/response formats, special field rules, and future front‑end trends.
This article introduces Plyr, a lightweight and highly customizable HTML5 video/audio player library, outlines its rich feature set—including subtitles, speed control, picture‑in‑picture, and API methods—provides CDN and npm installation instructions, and demonstrates how to embed and style the player for web projects.
An easy-to-understand guide explains what APIs and SDKs are, how they differ, and illustrates their roles with real‑world analogies and a case study of integrating a data‑upload SDK into an enterprise ERP system.
This article explains the concept of API idempotency, why duplicate requests occur in distributed systems, and presents a comprehensive set of server‑side and client‑side techniques—including token mechanisms, PRG pattern, unique indexes, optimistic locking, distributed locks, and idempotent state machines—to guarantee that repeated calls produce only a single effect.
This article explains how to use the WeChat public platform's material management API to automatically retrieve published article content and sync it to a website, covering access token acquisition, API request details, PHP code examples, required database setup, and parameter explanations.
Midway 3.0 was officially released on January 20, 2022, introducing multi‑version documentation, a clarified tech stack for standard, serverless, and integration projects, a redesigned API syntax with zero‑API calls, enhanced operators, Prisma ORM support, a new full‑stack suite, and a lightweight request SDK for both Node.js and browser environments.
In January 2022, Midway released version 3.0, introducing multi‑version documentation, a clarified technology stack for standard, serverless, and integrated projects, a redesigned API syntax with zero‑API calls, new routing, full‑stack tooling, Prisma ORM support, and a lightweight request SDK, while also thanking open‑source contributors and outlining upcoming plans.
Elasticsearch 8.0 introduces major updates such as 7.x REST API compatibility headers, default‑enabled security with enrollment tokens, protected system indices, a preview KNN search API, storage‑efficient field types, faster geo indexing, PyTorch model support, and numerous deprecations and bug fixes across aggregations, allocation, analysis, authentication, and core engine components.
This tutorial demonstrates how to register for Baidu AI, obtain an AccessToken, and use a custom PHP Curl wrapper to call the Baidu image‑to‑anime API, converting a regular photo into an anime‑style avatar, with full code examples.
The article provides a comprehensive overview of Elasticsearch 8.0, highlighting major updates such as 7.x REST API compatibility headers, default-enabled security, system‑index protection, a new KNN search API, storage and indexing optimizations, PyTorch model support, and numerous deprecations and feature removals across the stack.
Elasticsearch 8.0 introduces major changes such as 7.x REST API compatibility headers, default‑enabled security with registration tokens, protected system indices, a technical preview of KNN search, storage‑saving field encodings, faster geo‑point indexing, PyTorch model support for NLP, and numerous deprecations and improvements across aggregations, allocation, analysis, authentication, cluster coordination, and packaging.
This article presents a comprehensive guide to RESTful API design, covering the six core architectural constraints, the four uniform interface rules, and essential best‑practice recommendations such as simplicity, filtering, versioning, caching, pagination, naming conventions, security, and monitoring to help developers build reliable and scalable services.
This article introduces JsRpc, a WebSocket‑based bridge between a browser and a Go server that lets you execute custom JavaScript from HTTP‑style calls, enabling reverse‑engineering, encrypted function calls, and data extraction.
This article explains how an object‑model‑driven API development platform can handle the entire API lifecycle—from design, development, testing, and deployment to monitoring, rule processing, service orchestration, and source‑code export—while keeping the gateway lightweight and the backend robust.
This article explains how an API development platform can manage the full API lifecycle—design, development, testing, deployment, monitoring, and orchestration—by leveraging object‑driven modeling, automatic CRUD generation, rule processing, service composition, and source‑code export for microservice deployment.
This article explains how to design consistent API return codes and messages, using HTTP status code concepts, segmenting error codes, providing human‑readable messages, enabling personalized user messages, and centralizing handling to improve communication, debugging, and monitoring in backend development.
cURL’s creator Daniel Stenberg plans to add native JSON handling with new command‑line options that streamline sending JSON payloads and headers, addressing common REST API usage, user convenience, and shell quoting challenges.
The author recounts how feeling stuck in API testing led to exploring full‑chain load testing, switching jobs to focus on high‑scale performance engineering, adopting Go and new frameworks, and setting ten‑fold goals that transformed career stagnation into rapid professional growth.
The article highlights Huawei’s recruitment of a young ICPC champion, discusses corporate policies at Tencent and Panasonic, and introduces Chrome 97’s new WebTransport API for secure, low‑latency web communication.
magic-api is a Java‑based rapid API development framework that lets developers create HTTP interfaces through a UI without writing Controllers, Services, DAOs, or XML, offering extensive database support, dynamic scripting, Swagger generation, and easy Spring Boot integration.
The article examines the recent Xi'an health‑code system failure, highlighting that the crash stemmed from backend design flaws such as serving all static assets without a CDN, excessive bandwidth demand exceeding 125 Gbps, and inefficient QR‑code API handling.
This article explains why third‑party payment platforms like Alipay are used, describes Alipay's payment flow, outlines the configuration steps to obtain APPID and keys, and provides a complete Python implementation for integrating Alipay into backend services.
This article explains why and how to separate front‑end and back‑end responsibilities, introduces the SPA‑based architecture, outlines development processes, and provides a detailed API specification (including request/response formats, pagination, and special field rules) to improve collaboration and reduce integration effort.
This article explains how to manage Tencent Cloud Elasticsearch clusters by using key APIs to check health status, monitor pending tasks, retrieve metadata, view statistics, adjust shard allocation, modify cluster settings, and control tasks, providing practical command examples and detailed explanations for effective operations.
This article compares four major API architectural styles—RPC, SOAP, REST, and GraphQL—detailing their mechanisms, strengths, weaknesses, and typical use cases, and provides guidance on selecting the most suitable style for a given project.
This guide walks developers through installing Apifox, importing API specifications, designing and debugging endpoints, configuring environments, creating custom scripts, and generating realistic mock data, demonstrating how the all‑in‑one platform can replace Postman, Swagger, JMeter and other tools for comprehensive API documentation, testing, and automation.
This tutorial explains how to use the WeChat material management API, Redis caching, and Node.js middleware to obtain access tokens, upload and replace images, inline CSS, and finally create draft articles for automatic publishing on a WeChat public account.
magic-api is a Java-based rapid API development framework that lets developers create HTTP APIs without writing Controllers, Services, DAOs, or XML, offering features like multi-database support, dynamic scripting, Swagger docs, and easy Maven integration, as demonstrated in the quick‑start guide.
The article examines why certain companies mandate POST for every API endpoint, comparing GET and POST differences such as security, payload size, data types, speed, intended usage, and caching, and concludes that POST suits large data submissions while GET is better for simple queries and static resources.
This guide explains what Shodan is, why internet‑connected devices are vulnerable, and provides step‑by‑step instructions—including environment setup, API key registration, basic Python searches, and advanced facet queries—to safely explore and analyze exposed devices.
Learn step‑by‑step how to fetch Baidu Index search volume data for any keyword using Python: discover the API endpoints, decrypt the encrypted response with a custom function, and wrap the process into reusable code without relying on UI automation tools.
This article demonstrates a simpler method to obtain water‑marked‑free Douyin video URLs by inspecting network requests, extracting hidden links, and using a Python script with the jsonpath library to download videos directly, highlighting advantages and remaining limitations.
This article introduces Spring's RestTemplate as a simple and convenient HTTP client, compares it with java.net.URLConnection, shows how to add the required dependency, configure the bean, and demonstrates GET and POST request usage with complete code samples and explanations.
This article explains how to upgrade to Alipay's new transfer API, configure certificates, add the required Maven dependency, and implement Spring beans and utility classes in Java to securely perform transfers using the latest SDK version.
This article introduces LevelDB, a Google‑built key/value store, and demonstrates how to integrate it in Java and Go projects by showing dependency setup, basic operations such as opening, putting, getting, deleting, iterating, and closing the database, and explains the typical use cases and file layout.
This tutorial shows how to quickly add GraphQL support to a Spring Boot web project by creating a Maven project, adding custom dependencies, defining schema files, implementing resolvers and a controller, and testing query and mutation endpoints, all without using the official graphql‑java‑tools starter.
This article explains how to use APIPOST to send HTTP requests, configure header, query, and body parameters, switch between form-data, x-www-form-urlencoded, and raw modes, view responses, and efficiently import parameter descriptions, providing a practical guide for backend developers.
The Python 3.10.0 reference documentation provides a comprehensive guide covering installation, API reference, common questions, standard library details, language reference, and beginner tutorials, offering essential resources for newcomers and experienced developers alike, with downloadable PDFs and QR codes for easy access.
This article reviews eight Python frameworks—Django REST, Flask‑Restful, Falcon, Connexion, FastAPI, Hug, Eve, and Cornice—explaining their features, ideal project sizes, and how they simplify and accelerate the creation of robust APIs.
This article provides a detailed tutorial on Spring's RestTemplate class, covering its overview, setup, and extensive examples of GET, POST, file download, header handling, dynamic URL parameters, and integration with HttpClient and OkHttp, along with complete code snippets and best‑practice recommendations for backend Java development.
This tutorial shows how to quickly set up GraphQL in a Spring Boot web project by creating the project, adding Maven dependencies, defining schema files, implementing providers and resolvers, exposing a GraphQL endpoint, and testing query and mutation operations.
This article walks through creating a Spring Boot project, adding GraphQL dependencies, defining schema files, implementing resolvers and a controller, and testing queries and mutations, providing a quick and flexible way to integrate GraphQL into a Java backend.
This tutorial demonstrates how to use Python's requests library to programmatically log into Weibo, publish a status update, and automatically like posts by handling cookies, sessions, and the required st token, complete with full code examples.
This article walks through the design and implementation of a Java open‑platform SDK, covering a lightweight HTTP client, flexible serialization adapters for JSON and XML, and a simple API client, while sharing practical code examples and best‑practice tips for building maintainable backend integrations.
This article walks through creating a reusable Go HTTP client wrapper, demonstrates its use in a test script, shows console output, and integrates a mock server with Moco to enable quick API testing while applying a learning‑by‑doing approach.
This article introduces Chrome's built‑in Performance panel, explains how to use the W3C Performance API for custom metric collection, compares third‑party auditing tools, and demonstrates a real‑world optimization case to help front‑end developers diagnose and improve page load speed.
This article explains how QingStor object storage uses SSL and server‑side AES256 encryption, details the client‑side tagging process, walks through the full encrypt‑and‑decrypt workflow, and provides practical API request and response examples for secure data handling.
The article explains how to discover the Multiavatar service, use browser developer tools to modify the MD5 hash in the URL to obtain different avatars, and provides a concise PHP function that returns a random avatar URL based on an email address.
This guide explains how to use Python, pandas, and requests to fetch minute‑by‑minute K‑line data for Chinese stocks from Eastmoney's API, generate the required secid, handle different market codes, and continuously save the data until market close.
This tutorial explains how to locate Bilibili video danmaku (bullet‑comment) APIs, extract the CID, and use Python libraries such as requests, BeautifulSoup, and pandas to download, clean, and save the comment data to CSV files, with an optional API‑based shortcut.
This article demonstrates how to serialize bank API parameters into a fixed‑length string using Java annotations and reflection, covering the initial naïve implementation, its drawbacks, and a refactored solution that centralizes formatting, signing, and request logic for maintainable backend code.
This article provides a step‑by‑step guide for implementing a Java‑based SMS verification system, covering random code generation, API request construction, session handling, and includes full Java code for utility classes, configuration, and sending the verification message via a third‑party service.
This tutorial shows how to capture the network packets of the Super Course Table Android app, log in by sending the required headers and encrypted credentials, and continuously fetch user‑generated topics using Python's urllib2 and JSON parsing, enabling infinite scrolling data extraction.
This article provides a Python tutorial that explains how to generate Eastmoney‑specific security IDs, request minute‑level K‑line data for a given stock code via the Eastmoney API, process the response into a pandas DataFrame, and continuously fetch and save data until market close.
Uni API provides a framework‑agnostic, TypeScript‑typed solution that unifies the divergent APIs of major mini‑app containers and the web, allowing developers to write a single codebase that runs across WeChat, Alipay, ByteDance, Kuaishou, and browsers with minimal overhead.
This article examines four major API architectural styles—RPC, SOAP, REST, and GraphQL—detailing their mechanisms, strengths, weaknesses, and typical use cases, and provides guidance on selecting the most suitable style for a given project based on technical and business constraints.
KubeSphere builds a cloud‑native container management system atop Kubernetes, offering multi‑cloud, multi‑cluster management, declarative APIs, and RBAC‑based permission control through its core components ks‑console, ks‑apiserver, and ks‑controller‑manager, while leveraging CustomResources, controllers, and Go‑restful for extensible, secure operations.
This tutorial walks through building HTTP interface tests with the FunTester framework in Java, covering request types (GET, POST), headers, cookies, response parsing, JSON handling, and resource cleanup, and provides code examples for each step.
Uni API provides a framework‑agnostic, bilingual, TypeScript‑supported solution that unifies the fragmented APIs of major mini‑program containers and the web, allowing developers to write code once and run it across multiple platforms while reducing bundle size and simplifying maintenance.
This tutorial walks through registering a WeChat public account, configuring developer information and JS security domains, creating a PHP class to obtain the JS‑API signature, setting up PHP file configuration, and embedding the required JavaScript/HTML to enable custom share titles, descriptions, links, and images on WeChat.
This article presents a comprehensive visual reference of all standard HTTP status codes, from informational 1xx responses to server error 5xx codes, explaining each code's meaning and typical use cases for developers working with web APIs and browsers.
This article explains the purpose of Java's Optional, demonstrates how to use it correctly with practical code examples, highlights common misuses such as unnecessary isPresent checks and Optional parameters, and provides a concise guide to the most effective Optional APIs for safer null handling.
This article explains the difference between FastJSON's getInteger and getIntValue methods, analyzes a common validation bug in a custom isRight() implementation, and provides corrected code examples and optional global switches for robust response handling in Java backend projects.
This article examines four major API architectural styles—RPC, SOAP, REST, and GraphQL—explaining how each works, outlining their advantages and disadvantages, and providing guidance on selecting the most suitable style for different project requirements.
This guide explains how to use the JavaScript Fetch API to retrieve and send JSON data, covering basic GET requests, parsing responses, configuring request options, handling POST submissions with appropriate headers, and using polyfills for unsupported browsers.
