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376 articles · Page 3 of 4
Top Architect
Top Architect
Oct 19, 2023 · Backend Development

Designing Clear API Return Codes and Messages for Better Communication

This article explains why well‑designed API return codes and accompanying messages are essential for reducing communication overhead and maintenance costs, illustrates how HTTP status codes can be used as a model, describes a structured code‑segment scheme with personalized messages, and briefly mentions a related community promotion.

backend developmenterror handlingmessage localization
0 likes · 7 min read
Designing Clear API Return Codes and Messages for Better Communication
Code Ape Tech Column
Code Ape Tech Column
Oct 6, 2023 · Backend Development

Using Spring WebClient Instead of RestTemplate: Advantages and Code Examples

This article explains why RestTemplate is deprecated in Spring 5+, introduces the reactive WebClient as its replacement, outlines its advantages such as non‑blocking I/O and functional style, and provides detailed code examples for creating a client, performing synchronous and asynchronous requests, handling errors, and configuring timeouts.

HTTPReactiveSpring
0 likes · 10 min read
Using Spring WebClient Instead of RestTemplate: Advantages and Code Examples
Liangxu Linux
Liangxu Linux
Sep 29, 2023 · Backend Development

5 Common Socket Programming Pitfalls and How to Avoid Them

This article outlines five frequent mistakes in C socket programming—ignoring return values, mishandling peer closures, address‑in‑use errors, endianness issues when sending structured data, and false assumptions about TCP framing—while providing concrete code examples and Linux debugging tools to help developers write more reliable network code.

C++Linux networkingerror handling
0 likes · 13 min read
5 Common Socket Programming Pitfalls and How to Avoid Them
JD Retail Technology
JD Retail Technology
Sep 22, 2023 · Fundamentals

Master Go Basics: From Variables to Concurrency in One Guide

This article provides a comprehensive, beginner‑friendly walkthrough of Go language fundamentals, covering variable and constant declarations, zero values, functions with multiple returns and variadic parameters, struct‑based OOP, non‑intrusive interfaces, slices, maps, goroutines, channels, and the simple error‑handling model with defer, panic, and recover.

Gobasicsconcurrency
0 likes · 24 min read
Master Go Basics: From Variables to Concurrency in One Guide
php Courses
php Courses
Aug 22, 2023 · Backend Development

Handling Undefined Index Errors in PHP

This article explains why PHP throws "Undefined Index" errors when accessing non‑existent array keys or object properties and demonstrates practical solutions using isset(), array_key_exists(), and property_exists() with clear code examples.

Arrayserror handlingobject-properties
0 likes · 4 min read
Handling Undefined Index Errors in PHP
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Aug 20, 2023 · Backend Development

How Spring Boot Registers Custom Error Pages with Tomcat

This article explains how Spring Boot 2.4.12 configures error handling, from default HTML/JSON responses based on the Accept header to the internal auto‑configuration that registers custom error pages in the embedded Tomcat container using BeanPostProcessors and the BasicErrorController.

Exception ManagementSpring BootTomcat
0 likes · 10 min read
How Spring Boot Registers Custom Error Pages with Tomcat
Laravel Tech Community
Laravel Tech Community
Jun 4, 2023 · Backend Development

Understanding Exceptions in PHP: Throw, Try, and Catch

This article explains PHP exception handling, describing what exceptions are, how the try‑throw‑catch mechanism works, and provides code examples that illustrate throwing, catching, and converting system errors into exceptions for robust backend development.

Exceptionbackenderror handling
0 likes · 3 min read
Understanding Exceptions in PHP: Throw, Try, and Catch
MaGe Linux Operations
MaGe Linux Operations
May 14, 2023 · Backend Development

Designing Clear API Return Codes: From HTTP Status to Custom Messages

This article explains how to design consistent API return codes by leveraging HTTP status conventions, defining structured error codes with messages, personalizing user‑facing messages, and using unified handling for monitoring and alerting, ultimately reducing communication and maintenance costs.

API designbackend developmenterror handling
0 likes · 5 min read
Designing Clear API Return Codes: From HTTP Status to Custom Messages
Liangxu Linux
Liangxu Linux
May 13, 2023 · Fundamentals

Mastering Error Handling in C: Strategies, Code Samples, and Best Practices

This article provides a comprehensive guide to error handling in C, covering error classification, step‑by‑step handling procedures, return‑value and out‑parameter techniques, global errno usage, goto and setjmp/longjmp jumps, signal handling, program termination functions, assertions, and practical encapsulation patterns with full code examples.

C++Signalassert
0 likes · 31 min read
Mastering Error Handling in C: Strategies, Code Samples, and Best Practices
IT Services Circle
IT Services Circle
May 9, 2023 · Backend Development

Common Issues and Solutions When Integrating Third-Party APIs

This article outlines typical problems such as domain inaccessibility, signature errors, token expiration, timeouts, HTTP 500/404 responses, inconsistent documentation, and provides practical debugging and mitigation strategies for developers working with third‑party API integrations.

API integrationRetry MechanismSignature
0 likes · 15 min read
Common Issues and Solutions When Integrating Third-Party APIs
58UXD
58UXD
Apr 27, 2023 · Product Management

Designing Fault‑Tolerant Products: Lessons from AI and Human Error

The article explores how AI's rise highlights human error, argues that fault‑tolerant design is essential for user‑centric products, outlines practical guidelines such as anticipatory guidance and constructive error recovery, and validates the approach with a VR‑tool experiment.

AI integrationFault ToleranceUX Research
0 likes · 9 min read
Designing Fault‑Tolerant Products: Lessons from AI and Human Error
Java Backend Technology
Java Backend Technology
Apr 17, 2023 · Backend Development

12 Common Pitfalls When Integrating Third‑Party APIs and How to Fix Them

This article outlines the most frequent problems encountered when calling third‑party APIs—such as domain inaccessibility, signature errors, token expiration, missing data, timeouts, and undocumented changes—and provides practical solutions and best‑practice recommendations for backend developers.

API integrationSignatureerror handling
0 likes · 15 min read
12 Common Pitfalls When Integrating Third‑Party APIs and How to Fix Them
Su San Talks Tech
Su San Talks Tech
Apr 16, 2023 · Backend Development

13 Common Pitfalls When Integrating Third‑Party APIs and How to Fix Them

This article outlines the most frequent problems developers encounter when calling third‑party APIs—such as unreachable domains, signature errors, token expiration, timeouts, and inconsistent documentation—and provides practical solutions and best‑practice recommendations to keep integrations reliable.

API integrationerror handlingretry logic
0 likes · 15 min read
13 Common Pitfalls When Integrating Third‑Party APIs and How to Fix Them
Selected Java Interview Questions
Selected Java Interview Questions
Dec 9, 2022 · Backend Development

Design and Implementation of BetterGateway for Centralized Error‑Code Management in Distributed Systems

This article describes the background, design, configuration, code implementation, and testing of BetterGateway—a Spring Cloud Alibaba‑based gateway that centralizes error‑code management using Nacos and dynamic refresh to enable fast, accurate exception tracing across micro‑services and third‑party interfaces.

GatewayNacosdistributed systems
0 likes · 15 min read
Design and Implementation of BetterGateway for Centralized Error‑Code Management in Distributed Systems
37 Interactive Technology Team
37 Interactive Technology Team
Dec 2, 2022 · Backend Development

Why Avoid Go’s init() Function? Risks, Testing Issues, and Better Alternatives

This article explains why using Go's init() function is discouraged due to readability, testing complications, and error‑handling limitations, and it offers practical alternatives such as direct variable initialization, custom init functions with sync.Once, and controlled error‑aware initialization patterns.

Gobackendbest practices
0 likes · 8 min read
Why Avoid Go’s init() Function? Risks, Testing Issues, and Better Alternatives
21CTO
21CTO
Dec 1, 2022 · Frontend Development

Say Goodbye to Bad JavaScript Practices: 8 Essential Tips for Clean Code

This article outlines eight practical JavaScript habits—using let/const, writing meaningful comments, preferring == over ===, leveraging optional chaining, avoiding magic values, handling async errors, passing multiple parameters instead of a single object, and using concise conditionals—to produce more maintainable, readable, and robust code.

JavaScriptclean codecode comments
0 likes · 7 min read
Say Goodbye to Bad JavaScript Practices: 8 Essential Tips for Clean Code
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Nov 22, 2022 · Mobile Development

Improving Empty Page User Experience in Mobile Applications

This article explains how to enhance the user experience of empty pages in mobile apps by using informative animations, relevant content suggestions, clear call‑to‑action prompts, and reload mechanisms, illustrated with Flutter code examples and Lottie animations for various no‑data scenarios.

Empty StateLottieMobile UI
0 likes · 8 min read
Improving Empty Page User Experience in Mobile Applications
ByteFE
ByteFE
Nov 21, 2022 · Frontend Development

Understanding and Mastering JavaScript Promises: Basics, Advanced Usage, and Best Practices

This article provides a comprehensive overview of JavaScript Promises, covering their definition, states, basic usage, error handling, chaining, common APIs, best practices, advanced scenarios such as preloading and cancellation, as well as manual implementation techniques, to help front‑end developers deepen their asynchronous programming skills.

FrontendJavaScriptPromise
0 likes · 25 min read
Understanding and Mastering JavaScript Promises: Basics, Advanced Usage, and Best Practices
DataFunSummit
DataFunSummit
Nov 16, 2022 · Artificial Intelligence

Designing Effective APIs for AI Open‑Source Software

This article explains why API design is crucial for AI open‑source projects, outlines the new challenges faced, presents three fundamental design principles with concrete examples, and offers practical guidance on documentation, error handling, and evaluation to create user‑friendly, scalable AI software ecosystems.

AI softwareAPI designDocumentation
0 likes · 11 min read
Designing Effective APIs for AI Open‑Source Software
网易UEDC
网易UEDC
Aug 26, 2022 · Product Management

How Structured Product Thinking Solves Complex Error Messaging Challenges

This article explores how applying product thinking, structured analysis, and system design can transform chaotic error‑message handling into a clear, maintainable process, offering practical tools for defining, standardizing, and dynamically configuring error prompts across multiple platforms and scenarios.

Product ThinkingSystem DesignUX
0 likes · 12 min read
How Structured Product Thinking Solves Complex Error Messaging Challenges
NetEase LeiHuo Testing Center
NetEase LeiHuo Testing Center
Aug 5, 2022 · Backend Development

Best Practices for Designing a Clean and Robust Backend Project

This article shares practical guidelines for new backend projects, covering database design, module organization, scheduled task management, meaningful naming and comments, code robustness, clear error messages, and comprehensive self‑testing to help developers build maintainable and scalable systems.

Database DesignModule Organizationcode robustness
0 likes · 12 min read
Best Practices for Designing a Clean and Robust Backend Project
ByteDance Terminal Technology
ByteDance Terminal Technology
Jul 28, 2022 · Frontend Development

Designing a Flexible and Stable Frontend Monitoring SDK

This article details the design and implementation of a frontend monitoring SDK that supports multiple environments, ensures stability, and provides plugin-based extensibility while minimizing impact on business performance.

Lifecycle ManagementPlugin architectureQuality Assurance
0 likes · 13 min read
Designing a Flexible and Stable Frontend Monitoring SDK
Cognitive Technology Team
Cognitive Technology Team
Jul 2, 2022 · Fundamentals

Defensive Programming Principles and Practices

The article outlines defensive programming concepts, emphasizing input validation, error handling, resource management, isolation techniques, and design considerations such as thread safety, cache strategies, and interface versioning to build robust and resilient software systems.

Input ValidationSoftware Robustnessdefensive programming
0 likes · 4 min read
Defensive Programming Principles and Practices
Ctrip Technology
Ctrip Technology
Jun 24, 2022 · Backend Development

Best Practices and Lessons Learned from Implementing GraphQL BFF Services at Ctrip

This article shares Ctrip's experience building GraphQL‑based Backend‑for‑Frontend services, covering the technology stack, data‑graph modeling, error handling with union types, non‑null field usage, performance optimizations, engineering practices such as data‑loader batching, virtual paths, monitoring, and testing.

ApolloBFFGraphQL
0 likes · 21 min read
Best Practices and Lessons Learned from Implementing GraphQL BFF Services at Ctrip
Python Programming Learning Circle
Python Programming Learning Circle
Jun 22, 2022 · Fundamentals

Common Python Errors and How to Fix Them

This article explains the most frequent Python runtime and syntax errors—including IndentationError, TabError, SyntaxError, NameError, IndexError, KeyError, TypeError, and AttributeError—provides clear examples of each mistake, shows the corresponding error messages, and offers step‑by‑step corrections to help beginners debug their code effectively.

DebuggingPythonerror handling
0 likes · 7 min read
Common Python Errors and How to Fix Them
High Availability Architecture
High Availability Architecture
May 13, 2022 · Backend Development

Error Handling and Errgroup Usage in Go

This article explains Go's built-in error interface, distinguishes errors from exceptions, compares three common error-handling patterns, discusses wrapping errors with packages like pkg/errors, and demonstrates centralized error handling using errgroup, including usage examples and best-practice recommendations for backend Go development.

ErrGroupGobackend
0 likes · 17 min read
Error Handling and Errgroup Usage in Go
Tencent Cloud Developer
Tencent Cloud Developer
May 9, 2022 · Backend Development

Error Handling and ErrGroup Patterns in Go

The article explains Go’s built‑in error interface, distinguishes errors, exceptions and panics, presents three handling patterns—classic returns, stateful objects, and functional deferred execution—shows how to wrap errors for context, and demonstrates using the errgroup concurrency primitive (including an extended version) for safe parallel processing.

ErrGroupGobackend development
0 likes · 15 min read
Error Handling and ErrGroup Patterns in Go
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Apr 7, 2022 · Frontend Development

Understanding Vue.js Error Handling and Source Code Analysis

This article explains Vue's error handling mechanisms—including global errorHandler, component-level errorCaptured, and the underlying source code functions handleError, invokeWithErrorHandling, globalHandleError, and logError—through detailed code examples, execution flow diagrams, and practical interview scenarios.

JavaScriptVue.jsVue2
0 likes · 15 min read
Understanding Vue.js Error Handling and Source Code Analysis
DaTaobao Tech
DaTaobao Tech
Mar 9, 2022 · Cloud Native

Distributed System Consistency Handling

The article explains how distributed systems maintain request consistency by employing idempotent IDs, state‑machine tracking, snapshot recording, and coordinated error‑handling strategies—including retries, queries, and messaging—while also addressing read/write separation limits, reconciliation, and disaster‑recovery measures to prevent duplicate actions and state divergence.

IdempotencyState Machinesconsistency
0 likes · 18 min read
Distributed System Consistency Handling
Alibaba Terminal Technology
Alibaba Terminal Technology
Feb 28, 2022 · Frontend Development

Mastering Defensive Programming in Front‑end Development: Prevent, Correct, Guide

This article explains defensive programming for front‑end developers, covering its definition, the three pillars of prevention, correction and direction, common UI and code crisis points, detailed code‑review checklists, CSS defensive rules, and responsive design considerations to build resilient, user‑friendly applications.

CSS best practicesCode ReviewUI resilience
0 likes · 30 min read
Mastering Defensive Programming in Front‑end Development: Prevent, Correct, Guide
Zhuanzhuan Tech
Zhuanzhuan Tech
Feb 23, 2022 · Backend Development

Go Error Handling Practices in ZuanZuan Operations: Usage and Management

This article explains how ZuanZuan's operations team applies Go's error handling mechanisms—including error values, panic/recover, sentinel errors, and custom error types—along with practical guidelines and code examples to improve reliability and maintainability of production services.

Gobackend developmenterror handling
0 likes · 13 min read
Go Error Handling Practices in ZuanZuan Operations: Usage and Management
Java Interview Crash Guide
Java Interview Crash Guide
Feb 23, 2022 · Backend Development

Designing Clear API Return Codes: Lessons from HTTP Status Codes

This article explains why consistent API return‑code design matters, illustrates how HTTP status code segmentation can inspire better error codes, and shows how to pair codes with customizable messages for both developers and end‑users to improve communication and maintenance efficiency.

API designHTTP status codeserror handling
0 likes · 4 min read
Designing Clear API Return Codes: Lessons from HTTP Status Codes
Tencent Cloud Developer
Tencent Cloud Developer
Feb 8, 2022 · Fundamentals

From C++ to Rust: Error Handling and Lifetimes

The article, the second in the “From C++ to Rust” series, explains how Rust replaces C++’s return‑value and exception error handling with the Result type, the ? operator, and the thiserror/anyhow crates, and introduces Rust’s lifetime system, borrow checker, elision rules, variance, and common misconceptions for developers transitioning from C++.

C++Programming LanguagesResult Type
0 likes · 19 min read
From C++ to Rust: Error Handling and Lifetimes
Airbnb Technology Team
Airbnb Technology Team
Jan 27, 2022 · Mobile Development

Architecture of Airbnb's Automated Testing Framework (Part 5)

Part 5 of Airbnb’s Android testing series details the custom IntegrationTestActivity architecture that drives fragment‑based screenshots and interactions, explains how idle state is detected by polling Looper queues, and describes a global exception handler that adds contextual test information to aid rapid debugging.

AndroidEspressoIdle Detection
0 likes · 13 min read
Architecture of Airbnb's Automated Testing Framework (Part 5)
IT Architects Alliance
IT Architects Alliance
Jan 25, 2022 · Backend Development

Designing Clear API Return Codes and Messages for Backend Development

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.

APIbackend developmenterror handling
0 likes · 4 min read
Designing Clear API Return Codes and Messages for Backend Development
Python Programming Learning Circle
Python Programming Learning Circle
Jan 20, 2022 · Fundamentals

PrettyErrors: Beautify Python Tracebacks for Clearer Debugging

PrettyErrors is a lightweight Python library that, with a single import, transforms raw exception tracebacks into neatly formatted, color‑coded outputs, making error locations and causes instantly recognizable, and offers configurable options for customizing colors, filenames, and enabling global usage via environment variables.

code formattingerror handlingprettyerrors
0 likes · 4 min read
PrettyErrors: Beautify Python Tracebacks for Clearer Debugging
Code DAO
Code DAO
Jan 18, 2022 · Backend Development

Implementing Pagination, Filters, and Error Handling in a Go Clean Architecture with Ent and gqlgen (Part 3)

This tutorial walks through adding pagination and flexible where‑filters to the User List interface, configuring gqlgen extensions, handling GraphQL errors, wrapping mutations in transactions, and building unit, integration, and end‑to‑end tests for a Go clean‑architecture project using Ent and gqlgen.

Clean ArchitectureGoent
0 likes · 23 min read
Implementing Pagination, Filters, and Error Handling in a Go Clean Architecture with Ent and gqlgen (Part 3)
政采云技术
政采云技术
Dec 2, 2021 · Backend Development

Understanding Go's Error Handling: Design, Best Practices, and Common Pitfalls

This article explains the design of Go's error type, why errors are returned as pointers, compares error handling across languages, discusses panic, wild goroutines, sentinel and custom errors, and presents practical guidelines such as processing errors once, eliminating redundant checks, and wrapping errors for richer context.

backendbest practicescustom error
0 likes · 13 min read
Understanding Go's Error Handling: Design, Best Practices, and Common Pitfalls
Wukong Talks Architecture
Wukong Talks Architecture
Nov 1, 2021 · Fundamentals

Go Language Overview: Features, Concurrency, Types, and Development Tools

This article presents an interview‑style overview of the Go programming language, covering its distinguishing features, typical use cases, concurrency model with goroutines and channels, basic syntax, data types, variable and constant declarations, error handling, and recommended development tools, all illustrated with code examples.

ChannelsGoconcurrency
0 likes · 13 min read
Go Language Overview: Features, Concurrency, Types, and Development Tools
Baidu Geek Talk
Baidu Geek Talk
Nov 1, 2021 · Frontend Development

How Baidu’s Ad Hosting Team Built a Scalable Front‑End Exception Monitoring System

This article shares Baidu’s ad‑hosting team experience in designing, collecting, alerting, investigating, and remediating front‑end exceptions—covering generic and business‑specific error tracking, data protocols, monitoring strategies, alert tuning, and practical governance to improve user experience and ad performance.

BaiduException MonitoringFrontend
0 likes · 25 min read
How Baidu’s Ad Hosting Team Built a Scalable Front‑End Exception Monitoring System
21CTO
21CTO
Oct 29, 2021 · Fundamentals

6 Exciting Python 3.10 Features That Boost Your Coding Experience

Python 3.10 introduces six standout enhancements—including clearer error traces, structural pattern matching, a new type union operator, stricter zip, automatic text encoding warnings, and async iteration utilities—each designed to streamline debugging, improve code readability, and expand the language’s capabilities for developers and educators alike.

New FeaturesPattern MatchingPython
0 likes · 7 min read
6 Exciting Python 3.10 Features That Boost Your Coding Experience
Laravel Tech Community
Laravel Tech Community
Oct 27, 2021 · Backend Development

Designing Consistent API Return Codes and Messages

This article explains how to design clear, consistent API return codes and accompanying messages by learning from HTTP status code segmentation, defining code‑message pairs, customizing user‑friendly messages, and centralizing handling to improve communication, monitoring, and maintenance in backend development.

designerror handlingreturn codes
0 likes · 3 min read
Designing Consistent API Return Codes and Messages
MaGe Linux Operations
MaGe Linux Operations
Oct 26, 2021 · Fundamentals

6 Exciting Python 3.10 Features That Boost Your Coding Experience

Python 3.10 introduces clearer error tracing, structured pattern matching, a new type union operator, stricter zip, automatic text encoding warnings, and enhanced async iteration, offering developers more readable code, faster debugging, and modern programming conveniences.

New FeaturesPattern MatchingPython
0 likes · 7 min read
6 Exciting Python 3.10 Features That Boost Your Coding Experience
phodal
phodal
Oct 25, 2021 · User Experience Design

Designing Developer-Friendly Error Messages: Principles and Real-World Examples

The article examines how developers typically cope with errors, argues for richer error messages that aid troubleshooting, and showcases effective error‑handling designs through Rust’s compiler diagnostics and the Scoop installer’s automated issue system, while proposing four key principles and several practical patterns for presenting errors.

CLIRustScoop
0 likes · 7 min read
Designing Developer-Friendly Error Messages: Principles and Real-World Examples
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Oct 19, 2021 · Backend Development

How Spring Boot Handles Errors: From /error to Custom Responses

This article explains how Spring Boot 2.4.11 processes exceptions, routes them to the default /error endpoint, and uses BasicErrorController along with ContentNegotiatingViewResolver and StaticView to generate HTML or JSON error responses based on the Accept header, including code examples and configuration details.

ExceptionSpring Bootbackend
0 likes · 10 min read
How Spring Boot Handles Errors: From /error to Custom Responses
Python Crawling & Data Mining
Python Crawling & Data Mining
Oct 16, 2021 · Fundamentals

Master Python Functions: From Basics to Advanced Techniques

This article explores Python functions in depth, covering definitions, parameters, namespaces, multiple return values, lambda expressions, currying, generators, itertools utilities, and comprehensive error handling, providing practical code examples for data analysis and scripting.

Lambdaerror handlingfunctions
0 likes · 17 min read
Master Python Functions: From Basics to Advanced Techniques
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Oct 11, 2021 · Backend Development

How Spring Boot Registers Custom Error Pages with Tomcat

This article explains how Spring Boot registers custom error pages with its embedded Tomcat container, covering default HTML/JSON error responses, the underlying auto‑configuration classes, BeanPostProcessor registration, and the BasicErrorController that serves the default /error endpoint.

Spring BootTomcatbackend development
0 likes · 11 min read
How Spring Boot Registers Custom Error Pages with Tomcat
MaGe Linux Operations
MaGe Linux Operations
Sep 10, 2021 · Backend Development

10 Common Go Mistakes That Kill Performance and How to Fix Them

This article lists ten typical Go programming pitfalls—from undefined enum values and misleading benchmarks to pointer misuse, slice initialization, error handling, context misuse, and goroutine closures—explaining why they hurt performance or correctness and offering concrete, idiomatic solutions.

Gobest practicesconcurrency
0 likes · 17 min read
10 Common Go Mistakes That Kill Performance and How to Fix Them
Big Data Technology & Architecture
Big Data Technology & Architecture
Aug 5, 2021 · Big Data

Common Kafka Errors and Their Solutions

This article compiles a comprehensive list of frequent Kafka errors—including UnknownTopicOrPartitionException, LEADER_NOT_AVAILABLE, TimeoutException, and configuration issues—explaining their causes, providing detailed analysis, and offering step‑by‑step troubleshooting commands and configuration adjustments to resolve each problem.

Configurationerror handlingtroubleshooting
0 likes · 33 min read
Common Kafka Errors and Their Solutions
Programmer DD
Programmer DD
Jul 31, 2021 · Backend Development

Mastering API Design: Standards, Practices, and Real‑World Guidelines

This comprehensive guide explains why clear API specifications are essential, compares RESTful and RPC styles, outlines OpenAPI and Google design principles, and provides practical rules for versioning, URL design, HTTP methods, status codes, authentication, rate limiting, error handling, naming conventions, and documentation to help developers build robust, maintainable services.

HTTP methodsOpenAPIRESTful
0 likes · 25 min read
Mastering API Design: Standards, Practices, and Real‑World Guidelines
Alibaba Cloud Developer
Alibaba Cloud Developer
Jul 13, 2021 · Backend Development

Avoid Java Pitfalls: Error Codes, Stream toMap, Leap Year Bugs & More

The announcement introduces Alibaba Cloud's free Java Development Handbook (Taishan Edition), highlighting practical Java pitfalls such as Stream toMap issues, unified error‑code design, leap‑year bugs, SQL aliasing, code formatting, and ternary‑operator NPEs, and invites developers to download the ebook for deeper insights.

error handlingjava
0 likes · 7 min read
Avoid Java Pitfalls: Error Codes, Stream toMap, Leap Year Bugs & More
Programmer DD
Programmer DD
Jul 6, 2021 · Frontend Development

Why Async/Await Beats Promises: 6 Compelling Reasons for Cleaner JavaScript

This article explains the async/await syntax, compares it with traditional Promise chains, and outlines six practical advantages—including conciseness, unified error handling, clearer conditional logic, easier intermediate value handling, better stack traces, and simpler debugging—illustrated with real JavaScript code examples.

Async/AwaitDebuggingJavaScript
0 likes · 9 min read
Why Async/Await Beats Promises: 6 Compelling Reasons for Cleaner JavaScript
Code Ape Tech Column
Code Ape Tech Column
Jun 21, 2021 · Operations

Why Simple Kafka Retries Fail and How to Build a Robust Message‑Failure Strategy

This article analyzes common Kafka consumer failure scenarios, explains why naïve retry‑topic or message‑skip approaches can break ordering and data consistency, and presents practical patterns—including error classification, in‑consumer backoff, hidden topics, and DLQ handling—to design resilient asynchronous microservice communication.

Dead Letter QueueKafkaMessage Failure
0 likes · 21 min read
Why Simple Kafka Retries Fail and How to Build a Robust Message‑Failure Strategy
JD Retail Technology
JD Retail Technology
May 25, 2021 · Mobile Development

Optimizing JD Mall Order Business with Swift: Static Dispatch, Value Types, and Functional Techniques

This article describes how JD Mall’s order system migrated key iOS components to Swift, leveraging static dispatch, value‑type structures, protocol‑oriented design, error handling, guard statements, defer, lazy loading, and functional programming to improve performance, safety, and maintainability across mobile and macOS applications.

Functional ProgrammingSwiftSwiftUI
0 likes · 16 min read
Optimizing JD Mall Order Business with Swift: Static Dispatch, Value Types, and Functional Techniques
php Courses
php Courses
May 20, 2021 · Backend Development

How to Resolve the ThinkPHP Multi‑App “Index Class Not Found” Error

This guide explains why the ThinkPHP controller Index class may not be found in a multi‑app setup, lists common causes, and provides three step‑by‑step solutions—including installing the think‑multi‑app extension, adjusting configuration files, and using full‑path URLs—along with the necessary code changes.

ConfigurationThinkPHPbackend
0 likes · 4 min read
How to Resolve the ThinkPHP Multi‑App “Index Class Not Found” Error
Top Architect
Top Architect
May 8, 2021 · Backend Development

Implementing a Global Exception Handler in Spring Boot

This article explains how to replace repetitive try‑catch blocks in Spring Boot applications with a unified global exception handling solution by defining a standard AjaxResult response, a custom BusinessException, an error enumeration, and a @RestControllerAdvice handler, enabling clean, extensible error management.

RESTSpring Bootbackend development
0 likes · 5 min read
Implementing a Global Exception Handler in Spring Boot
macrozheng
macrozheng
May 7, 2021 · Backend Development

Customizing Spring Boot Error Handling for Non‑Controller Exceptions

This guide explains why Spring Boot’s default @ControllerAdvice cannot catch servlet‑level errors, introduces the ErrorPageFilter mechanism, and shows how to replace the BasicErrorController with a custom ExceptionController that rethrows errors for unified handling across the application.

Custom ErrorControllerErrorPageFilterSpring Boot
0 likes · 7 min read
Customizing Spring Boot Error Handling for Non‑Controller Exceptions
Tencent IMWeb Frontend Team
Tencent IMWeb Frontend Team
Apr 27, 2021 · Frontend Development

Mastering React Error Boundaries: Build a Flexible Error‑Handling Wheel

This tutorial walks through why catching front‑end component errors is essential, demonstrates how to implement a custom React ErrorBoundary with flexible fallback options, reset logic, higher‑order component wrappers, and hooks, and provides complete TypeScript examples and best‑practice summaries.

ErrorBoundaryFrontendHigher-Order Component
0 likes · 19 min read
Mastering React Error Boundaries: Build a Flexible Error‑Handling Wheel
dbaplus Community
dbaplus Community
Apr 14, 2021 · Big Data

Master Spark Performance: Key Tuning, Shuffle & Join Optimization

This guide compiles practical Spark tuning techniques, covering essential configuration parameters, programming best‑practices, detailed shuffle mechanics, and join optimization strategies, while also addressing common errors and mitigation steps, enabling developers to improve performance and resource utilization in large‑scale data processing jobs.

Big DataShuffleSpark
0 likes · 25 min read
Master Spark Performance: Key Tuning, Shuffle & Join Optimization
Intelligent Backend & Architecture
Intelligent Backend & Architecture
Apr 7, 2021 · Fundamentals

Mastering Java Exceptions: From Basics to Best Practices

This article provides a comprehensive overview of Java's exception architecture, detailing the hierarchy of Throwable, Error, and Exception, distinguishing checked and unchecked exceptions, explaining key keywords, and offering best practices with code examples for effective error handling.

Checked ExceptionsException HandlingUnchecked Exceptions
0 likes · 32 min read
Mastering Java Exceptions: From Basics to Best Practices
ELab Team
ELab Team
Mar 25, 2021 · Frontend Development

Mastering Front-End Event Tracking: From Data Collection to Performance Metrics

This article explains front‑end event tracking fundamentals, compares passive, code‑based, and SDK solutions, outlines common event attributes and types, details performance data collection via the Performance API, describes error capture methods, and presents reliable data reporting techniques using Beacon and image fallbacks.

Data Reportingerror handlingevent tracking
0 likes · 20 min read
Mastering Front-End Event Tracking: From Data Collection to Performance Metrics
Java Backend Technology
Java Backend Technology
Mar 20, 2021 · Backend Development

Master Global Exception Handling in Spring Boot: Unified Error Responses

This article explains how to replace repetitive try‑catch blocks in Spring Boot with a unified global exception handler, introducing a standard AjaxResult wrapper, custom BusinessException, an error enumeration, and a @RestControllerAdvice that returns consistent JSON error responses across the application.

Spring Booterror handlingglobal exception handling
0 likes · 6 min read
Master Global Exception Handling in Spring Boot: Unified Error Responses
php Courses
php Courses
Mar 5, 2021 · Backend Development

Integrating Whoops Error Handler into ThinkPHP6

This tutorial explains how to install the Whoops library via Composer and configure ThinkPHP6’s ExceptionHandle to replace the default error page with Whoops’ detailed, user‑friendly exception view, including code examples and a final verification.

ExceptionPHPThinkPHP6
0 likes · 3 min read
Integrating Whoops Error Handler into ThinkPHP6
Programmer DD
Programmer DD
Feb 27, 2021 · Backend Development

Why Generic API Error Messages Hurt Users and How to Handle Exceptions Properly

The article critiques returning vague third‑party API error messages, explains why swallowing exceptions and omitting stack traces make debugging hard, and advises providing user‑friendly messages and proper logging to improve reliability and maintainability of backend services.

API designerror handlingexception logging
0 likes · 3 min read
Why Generic API Error Messages Hurt Users and How to Handle Exceptions Properly
Code Ape Tech Column
Code Ape Tech Column
Feb 25, 2021 · Fundamentals

What Starbucks Can Teach Us About Two-Phase Commit and Asynchronous Messaging

The article uses Starbucks' coffee‑ordering process to illustrate asynchronous order handling, correlation identifiers, exception‑handling strategies, two‑phase commit, and conversation patterns, showing how real‑world practices inform the design of reliable distributed messaging systems.

asynchronous messagingcorrelationerror handling
0 likes · 8 min read
What Starbucks Can Teach Us About Two-Phase Commit and Asynchronous Messaging
政采云技术
政采云技术
Feb 23, 2021 · Frontend Development

Capturing and Handling Frontend Exceptions

This article explains common frontend exceptions such as UI glitches, script errors, and network failures, classifies JavaScript error types, demonstrates handling techniques using try‑catch, finally, window.onerror, event listeners, Promise rejection handling, and framework‑specific solutions like React error boundaries, Vue errorHandler, and Axios interceptors.

FrontendReActaxios
0 likes · 18 min read
Capturing and Handling Frontend Exceptions
Top Architect
Top Architect
Feb 3, 2021 · Backend Development

Standardizing HTTP API Error Responses with RFC 7807 Problem Details

The article explains how the IETF's RFC 7807 standardizes HTTP API error responses by defining a common problem‑details format, describing its fields, JSON/XML examples, benefits for clients and servers, and practical steps for adopting it across various programming ecosystems.

APIHTTPProblem Details
0 likes · 12 min read
Standardizing HTTP API Error Responses with RFC 7807 Problem Details
Laravel Tech Community
Laravel Tech Community
Jan 28, 2021 · Backend Development

PHP intdiv() – Integer Division Function

The article explains PHP's intdiv() function, describing its syntax, parameters, return value, and providing multiple code examples that illustrate integer division results, edge‑case behavior with large integers, division by zero, and the resulting errors.

backenderror handlingintdiv
0 likes · 2 min read
PHP intdiv() – Integer Division Function
Youzan Coder
Youzan Coder
Dec 30, 2020 · Operations

ERROR Log Governance and Monitoring Alerting Practice at Youzan

Youzan’s log‑governance guide uses a car‑dashboard analogy to show why precise ERROR logs and sensible alerts matter, defines INFO/WARN/ERROR levels, sets daily reduction targets, leverages top‑error analysis and water‑level monitoring, and ultimately cut daily ERROR entries from thousands to about one hundred while catching issues before incidents.

Log ManagementMonitoringOperations
0 likes · 9 min read
ERROR Log Governance and Monitoring Alerting Practice at Youzan
Architects Research Society
Architects Research Society
Dec 8, 2020 · Backend Development

Using Apache Kafka with Spring Boot: Error Handling, Deserialization, Multi‑Listener, and Transactions

This article explains how to integrate Apache Kafka with Spring Boot, covering error recovery with SeekToCurrentErrorHandler, deserialization handling, domain‑object conversion, multiple listener routing, and transaction support, while providing complete code examples for each feature.

Apache KafkaMessage ConversionSpring Boot
0 likes · 10 min read
Using Apache Kafka with Spring Boot: Error Handling, Deserialization, Multi‑Listener, and Transactions
MaGe Linux Operations
MaGe Linux Operations
Nov 6, 2020 · Fundamentals

Unlock Python List Index: Fast Lookup, Pitfalls, and Pro Tips

This article explains how to use Python's list index method to locate an element, details its full signature, performance considerations for large lists, ways to retrieve multiple matches, handling missing elements with exceptions, and useful tips like using the help function.

IndexPythonerror handling
0 likes · 5 min read
Unlock Python List Index: Fast Lookup, Pitfalls, and Pro Tips
21CTO
21CTO
Oct 13, 2020 · Databases

Master Python‑MariaDB Integration: Connect, Query, and Manage Data Efficiently

This guide walks you through installing the MariaDB Python connector, establishing a secure connection, executing SELECT and INSERT statements, handling transactions and errors, and properly closing the connection, providing a complete workflow for Python developers working with MariaDB databases.

ConnectorMariaDBPython
0 likes · 4 min read
Master Python‑MariaDB Integration: Connect, Query, and Manage Data Efficiently
Node Underground
Node Underground
Oct 12, 2020 · Fundamentals

TC39 Updates: Error Cause, Intl.DisplayNames, Import Assertions & More

The article reviews the latest TC39 meeting, detailing proposals that moved to higher stages—including Error Cause reaching Stage 4, Intl.DisplayNames enhancements, Import Assertions, .item() for indexables, class static blocks, resizable array buffers, Intl.Enumeration, double‑ended iterators, integer math extensions, standardized debug syntax, String.dedent, Intl.Locale, and DisplayNames v2—while outlining the criteria required for each stage transition.

ECMAScript proposalsImport AssertionsTC39
0 likes · 19 min read
TC39 Updates: Error Cause, Intl.DisplayNames, Import Assertions & More
Alibaba Terminal Technology
Alibaba Terminal Technology
Oct 12, 2020 · Frontend Development

What’s New in TC39? From Error Cause to Intl.DisplayNames v2 and Beyond

The TC39 meeting covered a range of ECMAScript proposals—including Error Cause, Intl.DisplayNames, .item() for indexables, Import Assertions, Class static initialization blocks, ResizableArrayBuffer, Intl.Enumeration, Double‑Ended Iterators, integer‑math extensions, Standardized Debug, String Dedent, Intl Locale and DisplayNames v2—detailing their stage‑gate requirements, example implementations, and impact on JavaScript development.

ECMAScript proposalsJavaScriptTC39
0 likes · 18 min read
What’s New in TC39? From Error Cause to Intl.DisplayNames v2 and Beyond
Programmer DD
Programmer DD
Sep 24, 2020 · Fundamentals

Mastering Java Exceptions: From Basics to Best Practices

This article provides a comprehensive guide to Java exception handling, covering the exception hierarchy, key keywords, common pitfalls, interview questions, and a set of best‑practice recommendations to write robust, maintainable Java code.

Interview Questionsbest-practiceserror handling
0 likes · 35 min read
Mastering Java Exceptions: From Basics to Best Practices