Tech Articles
Stream Processing with io.Reader and io.Writer in Go Web Development
This article delves into how io.Reader and io.Writer interfaces enable efficient stream processing for requests and responses in Go web applications, improving performance and memory usage.
Crafting Custom Errors and HTTP Status Codes in Go APIs
This article delves into the best practices for defining custom error types in Go APIs and mapping them elegantly to appropriate HTTP status codes, enhancing error handling and API clarity.
Decoding the Intricacies of JSON with json.RawMessage and Custom Unmarshaling
Explore how json.RawMessage and custom UnmarshalJSON in Go empower developers to handle complex and evolving JSON structures with grace and efficiency, preventing data loss and enhancing flexibility.
Build Your Own Forum with FastAPI: Step 7 - Permissions
This guide implements a permission system for the FastAPI forum, adding admin roles and a user-banning feature with model updates and protected routes.
Understanding and Debugging Goroutine Leaks in Go Web Servers
This article delves into common scenarios causing goroutine leaks in Go web servers, explains the underlying mechanisms, and provides practical methods for detection and resolution.
Build Your Own Forum with FastAPI: Step 6 - Comments and Replies
This guide details adding comment and reply functionality to a FastAPI forum by updating database models, creating a new `post_detail.html` template, and implementing backend routes.
Efficiently Orchestrating External API Calls with Go Fans
Discover how Go's Fan-In, Fan-Out pattern unlocks powerful concurrency for processing data from multiple external APIs, enhancing performance and scalability.
Choosing Your PostgreSQL Connection Proxy
A deep dive into PgBouncer and Pgpool-II, two popular connection pooling solutions for PostgreSQL, exploring their features, use cases, and how to select the right one for your needs.
Build Your Own Forum with FastAPI: Step 5 - Editing Posts
This tutorial explains how to add a secure post-editing feature to a FastAPI forum. It covers creating templates, adding API routes, and verifying user ownership before allowing edits.
From Monolith to Modularity Refactoring Go Web Applications
This article delves into the crucial process of refactoring a monolithic Go web application, initially housed in a single main.go file, into a modular, maintainable, and scalable project structure. It covers the rationale behind this transformation, core concepts, practical implementation steps with code examples, and the significant benefits reaped.
Understanding Consistency Models in Web Development
Explore the trade-offs between strong consistency and eventual consistency in web development, covering their definitions, implementation techniques, and practical use cases with code examples.
Build Your Own Forum with FastAPI: Step 4 - User System
This guide details adding a user authentication system to a FastAPI forum, covering registration, login, and password hashing to associate posts with authors.
Type-Safe Configuration in Go Without Viper
Discover how to achieve robust and type-safe application configuration in Go using struct tags and environment variables, offering a lightweight alternative to external libraries like Viper.
Understanding Prepared Statements for Robust Security and Optimal Performance
Delve into how prepared statements fundamentally enhance SQL security against injection attacks and contribute significantly to database performance.
Build Your Own Forum with FastAPI: Step 3 - HTML Template
This guide shows how to integrate the Jinja2 template engine with a FastAPI forum, separating HTML presentation from Python logic for cleaner, more maintainable code.
Building a High-Performance Concurrent Cache in Go with sync.RWMutex
This article explores how to leverage Go's sync.RWMutex to create an efficient and thread-safe in-memory cache, offering detailed explanations and practical code examples for robust concurrent applications.
Cache Invalidation Strategies Time-Based vs Event-Driven
Exploring the core differences and applications of time-based and event-driven cache invalidation to optimize data consistency and performance in database systems.
Database Connection Management in Go Web Apps A Dive into Dependency Injection vs. Singleton
Exploring best practices for managing sql.DB instances in Go web applications, comparing singleton patterns with dependency injection to ensure robust and maintainable code.
Build Your Own Forum with FastAPI: Step 2 - Integrating Database
This tutorial explains how to replace a FastAPI forum's in-memory list with a PostgreSQL database using SQLAlchemy, enabling persistent data storage for posts across server restarts.
Maintaining Index Health in PostgreSQL: When to Choose REINDEX or VACUUM FULL
This article clarifies the scenarios for using REINDEX versus VACUUM FULL in PostgreSQL to optimize index performance and storage, explaining their mechanisms and providing practical examples.
SQLC vs GORM - Two Approaches to Database Interaction in Go
Exploring the fundamental differences between SQLC and GORM for database operations in Go, highlighting their distinct philosophies and use cases.
Build Your Own Forum with FastAPI: Step 1 - A Minimal Forum
This beginner-friendly tutorial shows how to build a simple forum from scratch using Python and FastAPI, covering setup, core APIs, and a basic HTML front-end for a working prototype.
Granular Database Roles for Web Application Modules
This article delves into the importance and implementation of creating dedicated database roles and permissions for different modules within a web application to enhance security and maintainability.
Elegant Error Handling in Axum/Actix Web with IntoResponse
This article explores how to gracefully transform Rust's Result type into HTTP error responses within Axum and Actix Web frameworks using the IntoResponse trait.
Streamlining SQL with Common Table Expressions for Enhanced Readability
This article delves into the power of CTEs in SQL, demonstrating how they simplify complex queries and significantly boost code readability for better maintainability and collaboration.
Building Flexible and Testable Service Layers with Rust Traits
This article explores how to leverage Rust's Traits to build robust, dependency-injectable, and easily testable service layers, improving code maintainability and development efficiency.
Seamless Database Evolutions Achieving Zero-Downtime Schema Changes
This article delves into the strategies and steps required to perform database schema changes without incurring any downtime, a critical aspect of modern, highly available systems.
Type-Safe IDs and Data Validation in Rust Web APIs with Newtype Pattern
Explore how the Newtype pattern in Rust enhances type safety for IDs and facilitates robust data validation within web APIs, improving code reliability and maintainability.
Orchestrating Distributed Tasks with PostgreSQL Advisory Locks
Explore how PostgreSQL advisory locks provide a robust and efficient mechanism for coordinating tasks across multiple instances in a distributed system, offering a lightweight alternative to traditional locking solutions.
Fine-Grained JSON Serialization Control in Rust with Serde
This article explores how to achieve fine-grained control over JSON serialization in Rust using Serde attributes like `#[serde(rename_all)]` and `#[serde(skip_serializing_if)]`, enhancing flexibility and interoperability.
Architecting Go Web Applications for Maintainability and Adaptability
This article delves into implementing Clean Architecture in Go web projects, emphasizing the separation of business logic from framework specifics to enhance testability and long-term maintainability.
Unraveling and Preventing Database Deadlocks with Transaction and Index Tuning
This article delves into the common scnenario of database deadlocks, explaining their core mechanisms and demonstrating how strategic adjustments to transactions and indexes can effectively avert them, ensuring smoother database operations.
Diesel and SQLx A Deep Dive into Rust ORMs
Exploring the compile-time guarantees and different paradigms of Diesel (compile-time checks) and SQLx (compile-time macros) in Rust ORMs, with practical examples and use cases.
Bridging gRPC and REST Automatically with gRPC-Gateway
Explore how gRPC-Gateway seamlessly transforms high-performance gRPC services into accessible RESTful APIs, facilitating integration and maximizing development efficiency.
Choosing the Right Authentication Method for Your Backend Application
This article explores API Keys, OAuth 2.0, and OpenID Connect, outlining their principles, use cases, and helping developers select the most suitable authentication solution for various backend scenarios.
Handling Synchronous Blocking in Asynchronous Rust Web Services
Explores the best practices and techniques for integrating blocking synchronous operations, such as password hashing, into an asynchronous Rust web service without compromising performance or responsiveness.
Build a Perfect Blog with FastAPI: Filter by Tag
This guide explains how to filter blog posts by tags in a FastAPI application. It covers creating the backend route, database query logic, and a frontend template to display results.
Building a Robust Error Handling System for Go APIs
This article explores building a structured error handling system in Go for API responses and logging, emphasizing clarity and maintainability.
Centralizing Configuration for Scalable Backend Applications
Explore the benefits and implementation of separating application configurations from code and environment variables, using a centralized configuration management system for dynamic updates and enhanced scalability.
Building Minimal and Secure Rust Web Applications with Docker
Explore how Distroless and multi-stage Docker builds can significantly reduce image size and enhance the security of Rust web applications, providing practical examples and best practices.
Goose vs. GORM Migrations - Choosing the Right Database Migration Tool for Your Go Project
This article explores the strengths and weaknesses of Goose and GORM Migrations, helping Go developers select the ideal tool for managing database schema changes in their projects.
Building Resilient Systems with Framework-Level Circuit Breakers
Explore how to implement circuit breaker patterns at the framework level to prevent cascading failures in backend services, enhancing system reliability and stability.
How Derive Macros Streamline Rust Web Development
Explore how Rust's derive macros, particularly for Serialize and FromRow, simplify common tasks in web development by automating boilerplate code generation and enhancing developer productivity.
Robust HTTP Client Design in Go
Enhancing Go's http.Client with Retries, Timeouts, and Circuit Breakers for production-grade reliability.
Backend Job Patterns - FIFO Queues, Deferred Execution, and Periodic Tasks
Diving into backend job patterns, this article explores the design and implementation of FIFO queues, deferred execution, and periodic tasks, crucial for building robust and scalable backend systems.
Structuring a Large Web Project with Rust's Module System
Explores practical strategies for organizing substantial Rust web applications using `mod` and `use` keywords, enhancing maintainability and collaboration.
Ensuring Data Integrity in Go Web Handlers
A comprehensive guide to maintaining thread safety for shared data in concurrent Go web applications, explaining core concepts, implementation techniques, and practical examples.
Context Propagation in Asynchronous and Multithreaded Backends
Delve into the challenges and solutions for safely and reliably passing request context, like Trace IDs, across asynchronous and multithreaded operations in backend systems.