Tech Articles
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
Build a Perfect Blog with FastAPI: Tags for Post
This tutorial explains how to add a tagging feature to a FastAPI blog. It covers creating many-to-many data models, implementing backend logic, and updating the UI to create and display tags.
Building Modular and Reusable Middleware for Gin and Chi Routers
This article delves into the best practices for crafting flexible, composable, and reusable middleware in Go, specifically tailored for popular web frameworks like Gin and Chi. It covers core concepts, implementation details, and practical examples to elevate your API development.
Navigating Microservice Discovery Demystifying Client-Side and Server-Side Patterns
This article delves into the crucial topic of service discovery in microservice architectures, contrasting client-side and server-side patterns to provide a comprehensive understanding of their principles, implementations, and use cases.
Build a Perfect Blog with FastAPI: Visitor Analytics
This tutorial explains how to build a backend view counter for a FastAPI blog. It covers creating a database model, implementing a tracking service, and displaying post view counts.
Fortifying API Security with PASETO in Go
Exploring PASETO as a robust alternative to JWT for API authentication in Go applications, focusing on its enhanced security features and practical implementation.
Build a Perfect Blog with FastAPI: Full-Text Search for Posts
This tutorial explains how to add a powerful full-text search feature to a FastAPI blog using PostgreSQL's built-in FTS, covering database setup, creating the search API, and frontend integration.
Declarative Transaction Management Across Backend Frameworks
Exploring how Spring, ASP.NET Core, and EJB implement declarative transaction management, highlighting their approaches and underlying mechanisms.
Building a Robust Go Web Project Template from Scratch
This article guides you through creating a foundational Go web project template, incorporating best practices for configuration, logging, and a well-defined directory structure to kickstart your web development.
Building Robust Health Checks for Resilient Backend Systems
This article delves into the crucial role of health checks in backend development, demonstrating how to implement comprehensive health checks for databases, caches, and downstream services to ensure system availability and reliability.
Embracing TDD for Robust Go Web Services
This article explores the practical implementation of Test-Driven Development (TDD) in Go web application development, emphasizing its benefits for code quality, maintainability, and developer confidence. We'll delve into core TDD principles, demonstrate its application with Go examples, and discuss its impact on building resilient web services.
Build a Perfect Blog with FastAPI: Upload Image
This tutorial explains how to add an image upload feature to a FastAPI blog using S3-compatible object storage, the frontend FilePicker API, and Markdown rendering for richer visual content.
Ensuring Idempotency for Robust API Operations
Understanding idempotent keys for safe POST/PATCH retries in backend systems.
Navigating API Versioning in Rust with Axum and Actix Web
Exploring URL path and Accept header strategies for API versioning in Rust web frameworks, comparing their implementation and use cases.
Build a Perfect Blog with FastAPI: Reply Comment
This tutorial explains how to add nested replies to a FastAPI blog's comment system by updating the data model, adjusting backend services, and using JavaScript to create a dynamic, threaded view.
Build a Perfect Blog with FastAPI: Comment System
This tutorial explains how to add a comment system to a FastAPI blog. It covers creating data models, backend logic, and frontend templates to allow logged-in users to post comments.
Graceful Monolith Decoupling with the Strangler Fig Pattern
This article details how the Strangler Fig pattern enables a safe and incremental transition from monolithic applications to microservices, covering its principles, implementation with practical examples, and benefits.
Unraveling the Journey A Request Takes Through Axum's Tower Stack
This article embolds the intricate path a request follows from its arrival to its final response within an Axum application, deeply exploring the Tower service stack and its pivotal role in handling HTTP requests.
Understanding Hydration in Next.js and Nuxt.js
A comprehensive look into the hydration process in modern JavaScript frameworks, its significance, common pitfalls, and how to optimize it for better performance.
Streamlining Handlers with Custom Extractors in Axum and Actix Web
Learn how to create custom request extractors in Rust's Actix Web and Axum frameworks to simplify business logic and improve code reusability.