Tech Articles
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.
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.
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.
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.
Build a Perfect Blog with FastAPI: Add Authorization
This guide shows how to add user authentication to a FastAPI blog. Learn to manage user sessions with middleware, implement login/logout, protect routes, and dynamically update the user interface.
Navigating Hierarchical Data with SQL Common Table Expressions and Recursive Queries
Explore how SQL CTEs and recursive queries provide a powerful and efficient way to manage and traverse hierarchical data structures like comment trees and organizational charts directly within your database.
Build a Perfect Blog with FastAPI: Add User System
This tutorial shows how to secure a FastAPI blog by adding a user authentication system. It covers creating user models, hashing passwords, and building registration and login routes and pages.
Implementing Concurrent Control with ORM - A Deep Dive into Pessimistic and Optimistic Locking
Exploring how ORMs facilitate pessimistic (SELECT FOR UPDATE) and optimistic (versioning) locking mechanisms to ensure data integrity and manage concurrency in database applications.
Build a Great Nest.js Blog: Filter by Tag
This tutorial explains how to add a "filter posts by tag" feature to a NestJS blog. It covers updating backend services, creating a new controller, and building a frontend view.
Optimizing Database Performance with Redis: Cache Key Design and Invalidation Strategies
This article delves into the critical aspects of using Redis as a query result cache, focusing on intelligent cache key design and robust invalidation strategies to enhance application performance and data consistency.
Build a Great Nest.js Blog: Tags for Post
This tutorial explains how to add a tagging system to a NestJS blog, covering data modeling, backend service logic with TypeORM, and frontend integration using EJS templates for creating/displaying tags.
Fine-Tuning Connection Pools for Peak Database Performance
This article delves into optimizing PgBouncer and application-level connection pools, explaining key concepts, configuration strategies, and practical examples to achieve superior database performance and resource utilization.
Build a Great Nest.js Blog: Visitor Analytics
This tutorial explains how to build a visitor tracking system for a Nest.js blog. It covers database setup, creating a service, and displaying post view counts to identify popular articles.
Building Modular and Testable Web Applications with Go's net/http
This article delves into creating robust, maintainable, and easily testable web applications in Go using the standard net/http package, emphasizing modular design principles.
Empowering Web Applications with Geographic Awareness Using PostGIS
This article delves into the practical application of PostGIS for handling geospatial data in web applications, focusing on functionalities like finding nearby locations and performing regional searches, complete with code examples.
Understanding Routing and Middleware in Gin, Echo, and Chi
This article delves into the routing and middleware design philosophies of Gin, Echo, and Chi, three prominent Go web frameworks, exploring their core concepts, implementations, and practical applications with code examples.
Build a Great Nest.js Blog: Full-Text Search for Posts
This guide explains how to add powerful full-text search to a Nest.js blog using PostgreSQL. It covers database setup with `tsvector`, building backend logic, and integrating a frontend search interface.
Seamless Data Synchronization Across Databases with PostgreSQL Logical Replication
This article delves into PostgreSQL Logical Replication for cross-database data synchronization and Change Data Capture (CDC), explaining its mechanisms, implementation, and practical applications for maintaining data consistency across distributed systems.
Advanced Go Template Rendering for Robust Server-Side Applications
Explore advanced html/template features and best practices to build performant and secure server-side rendered Go applications.
Build a Great Nest.js Blog: Upload Image
This tutorial demonstrates how to add image uploads to a Nest.js blog using S3-compatible storage, covering the backend API creation, frontend integration with the FilePicker API, and Markdown rendering.
Optimizing PostgreSQL Full-Text Search Performance
A comprehensive guide to enhancing PostgreSQL full-text search performance through effective indexing, dictionaries, and ranking algorithms.
Go database/sql Interface Demystified - Connection Pooling to Transaction Mastery
A comprehensive guide to Go's database/sql package, covering connection management, prepared statements, and transaction handling with practical examples.
Build a Great Nest.js Blog: Reply Comment
This tutorial explains how to add threaded replies to a NestJS blog by updating the data model, adjusting backend services to handle hierarchical data, and enhancing the frontend with JavaScript.
Evolving Database Schemas for Continuous Application Growth
Designing database schemas that can adapt to change is crucial for modern applications. This article explores strategies and techniques for adding, modifying, and deleting columns without impacting service availability, ensuring your application remains agile and performant.
Accelerating Go Web Services with Concurrent I/O Patterns
Explore how Go's powerful concurrency primitives can effectively manage high-latency I/O operations in web services, improving responsiveness and throughput.
Build a Great Nest.js Blog: Comment System
This tutorial details how to add a complete comment system to a Nest.js blog, covering the TypeORM data model, backend services, authenticated routes, and frontend EJS template integration.
Speeding Up Complex Analytics with Materialized Views
Explore how materialized views can significantly improve the performance of intricate aggregate queries by caching pre-computed results, making them an indispensable tool for data analysts and developers.
Structuring Go Web Applications for Maintainability and Scalability
This article delves into the layered architecture for Go web applications, explaining how to organize handlers, services, and repositories to achieve better code organization, testability, and scalability.
Build a Great Nest.js Blog: Add Authorization
This tutorial explains how to add persistent user authentication to a NestJS blog using express-session and Redis, covering session management, protected routes, and dynamic UI updates.
Streamlining SQL Queries with Window Functions
Discover how SQL window functions offer a powerful alternative to complex subqueries and self-joins, simplifying data analysis and improving query performance.
Building Robust RESTful APIs in Go Versioning Error Handling and HATEOAS
Explore how to construct resilient and maintainable RESTful APIs in Go by implementing effective versioning, comprehensive error handling, and the HATEOAS principle for enhanced discoverability and client interaction.
Build a Great Nest.js Blog: Add User System
This tutorial guides you through securing a NestJS blog by adding a user registration and login system, implementing session-based authentication, and using bcrypt for secure password hashing.
Navigating Database Deadlocks in High-Concurrency Web Applications
A deep dive into understanding, identifying, and resolving database deadlocks that commonly plague high-concurrency web applications, with practical examples and strategies.
Unit and Integration Testing Go Web Applications with httptest
Exploring effective unit and integration testing strategies for Go web applications using the built-test package httptest, complete with practical examples.
Interactive API Documentation Made Easy with OpenAPI
Learn how to automatically generate interactive API documentation for your Flask, FastAPI, and Gin applications using OpenAPI (Swagger), improving developer experience and API discoverability.
Diving Deep into MVCC in PostgreSQL
An in-depth exploration of how PostgreSQL achieves concurrency control using Multi-Version Concurrency Control (MVCC), detailing its core concepts, implementation, and practical implications.
VitePress Guide: From Installation to Deployment
This guide introduces VitePress, a modern static site generator for Vue 3. It covers how to quickly set up, add content, customize, and deploy a fast blog using Markdown.
Streamlining Go App Configuration with Viper and Struct Tags
This article delves into managing multi-environment configurations for Go web applications using Viper and struct tags, offering a robust and maintainable solution.
Advanced Go Templates Functools, Security, and Context-Awareness
Delve into advanced techniques for Go's html/template package, covering custom functions, robust security features, and context-aware rendering for richer, safer web applications.
Database Sharding Strategies for Web Applications Tailored for Scalability
Exploring vertical and horizontal sharding as fundamental strategies to scale databases for web applications, detailing their principles, implementation, and practical use cases.
Advanced GORM Techniques for Efficient Data Handling
Explore advanced GORM features like association queries, hooks, and performance tuning to build robust and scalable Go applications.
Mastering Multi-Database Strategies in Django Applications
Enhance Django application performance and scalability by implementing read-replica and sharding database configurations.
10 Minutes from First Line of Code to Live Deployment: A Super Fast FastAPI Blog Course
This tutorial guides you through building and deploying a full-stack blog with FastAPI, SQLModel, and PostgreSQL in under 10 minutes, covering everything from project setup to a live website.
Supercharging Query Performance with Specialized Indexing Strategies
Explore how covering and partial indexes can dramatically optimize database query performance, reduce I/O, and improve efficiency for targeted data retrieval.
Secure Your APIs with JWT Authentication in Gin Middleware
This article explores the implementation of JWT token issuance and verification within Gin middleware, providing a robust solution for API security in Go applications.
Bridging the Browser and gRPC with Gin and gRPC-Web
This article explores how to enable direct browser interaction with gRPC services using the power of Gin and gRPC-Web, detailing the setup, implementation, and benefits.
Decoupling Business Logic with Domain Event Dispatch and Handling
Exploring how domain events facilitate loose coupling in backend systems, enhancing maintainability and scalability through practical examples.