Archives

2025 ¹

April ¹

AbortController in JavaScript

April 9, 2025 · 2 min · 238 words · Bá Tới

2024 ⁹⁸

December ²

What is CRC32 Checksum?

December 10, 2024 · 6 min · 1077 words · Bá Tới

Checksum Algorithms: Importance of Security and Common Vulnerabilities

December 9, 2024 · 7 min · 1359 words · Bá Tới

August ⁷

The Many Spatial Indexes of PostGIS

August 27, 2024 · 6 min · 1166 words · Bá Tới

R-tree vs. Quadtree: A Comparison

August 27, 2024 · 3 min · 525 words · Bá Tới

What is Quadtree?

August 27, 2024 · 7 min · 1284 words · Bá Tới

What is R-Tree?

August 27, 2024 · 6 min · 1182 words · Bá Tới

The Difference Between Concurrency and Parallelism

August 13, 2024 · 3 min · 581 words · Bá Tới

gRPC vs Apache Thrift: A Comparison

August 12, 2024 · 6 min · 1208 words · Bá Tới

Ruby tap() vs yield_self()

August 3, 2024 · 4 min · 772 words · Bá Tới

July ¹⁹

OLTP vs OLAP

July 29, 2024 · 5 min · 1013 words · Bá Tới

Nginx Stream Module: A Quick Guide

July 20, 2024 · 4 min · 707 words · Bá Tới

Some Algorithms Based on Divide and Conquer Principles in Ruby - Part 3

July 13, 2024 · 4 min · 773 words · Bá Tới

Some Algorithms Based on Divide and Conquer Principles in Ruby - Part 2

July 13, 2024 · 9 min · 1910 words · Bá Tới

Some Algorithms Based on Divide and Conquer Principles in Ruby - Part 1

July 13, 2024 · 11 min · 2266 words · Bá Tới

Linked List Algorithms in Ruby

July 13, 2024 · 2 min · 364 words · Bá Tới

Divide and Conquer Algorithms

July 13, 2024 · 3 min · 532 words · Bá Tới

Backtracking Algorithms in Ruby

July 13, 2024 · 8 min · 1646 words · Bá Tới

Greedy Algorithms in Ruby

July 13, 2024 · 6 min · 1242 words · Bá Tới

Graph Algorithms in Ruby

July 13, 2024 · 6 min · 1252 words · Bá Tới

Tree Algorithms in Ruby

July 13, 2024 · 8 min · 1493 words · Bá Tới

Search Algorithms in Ruby

July 13, 2024 · 5 min · 920 words · Bá Tới

Sorting Algorithms in Ruby

July 13, 2024 · 7 min · 1348 words · Bá Tới

Introduction: Apache Spark - A Unified Analytics Engine for Big Data Processing

July 10, 2024 · 3 min · 477 words · Bá Tới

Unlogged Table vs Logged Table in PostgreSQL

July 9, 2024 · 3 min · 610 words · Bá Tới

Introduction: Apache Doris - A Distributed SQL-Based Data Warehouse System

July 9, 2024 · 3 min · 514 words · Bá Tới

Go Language Programming: A Beginner’s Guide to the Go Programming Language

July 2, 2024 · 5 min · 858 words · Bá Tới

Lua Language Programming: A Beginner’s Guide to the Scripting Language

July 1, 2024 · 4 min · 840 words · Bá Tới

How to Safely Store Data on Redis in a Heavy Writing System?

July 1, 2024 · 4 min · 708 words · Bá Tới

June ¹⁴

Introduction to Cassandra: The NoSQL Database for Scalable Applications

June 29, 2024 · 4 min · 703 words · Bá Tới

Introduction to DuckDB: The New Database for Data Analysis

June 29, 2024 · 2 min · 400 words · Bá Tới

Event Streaming in Rails with Kafka

June 15, 2024 · 13 min · 2627 words · Bá Tới

Apache Kafka in Use

June 15, 2024 · 3 min · 595 words · Bá Tới

Keyword ThreadGroup in Ruby

June 10, 2024 · 5 min · 887 words · Bá Tới

Keyword Queue in Ruby

June 10, 2024 · 6 min · 1140 words · Bá Tới

Keyword Lazy in Ruby

June 10, 2024 · 4 min · 803 words · Bá Tới

CQRS Design Pattern

June 7, 2024 · 3 min · 493 words · Bá Tới

Understanding MVCC in MySQL and PostgreSQL

June 5, 2024 · 4 min · 844 words · Bá Tới

MVCC in Database

June 5, 2024 · 3 min · 484 words · Bá Tới

What is BASE Principle?

June 3, 2024 · 3 min · 541 words · Bá Tới

What is CAP Theorem?

June 3, 2024 · 3 min · 611 words · Bá Tới

What is KISS Principle?

June 3, 2024 · 3 min · 545 words · Bá Tới

What is SOLID Principle?

June 3, 2024 · 3 min · 574 words · Bá Tới

May ¹⁷

What is Change Data Capture (CDC)?

May 13, 2024 · 4 min · 677 words · Bá Tới

Interact with data in Redis

May 12, 2024 · 5 min · 866 words · Bá Tới

RedisGears: A Serverless Engine for Redis

May 12, 2024 · 3 min · 634 words · Bá Tới

Read Large File in Ruby

May 11, 2024 · 4 min · 759 words · Bá Tới

StringIO in Ruby

May 11, 2024 · 4 min · 783 words · Bá Tới

ULID vs UUIDv4 vs UUIDv7: What’s the Difference?

May 11, 2024 · 7 min · 1401 words · Bá Tới

Web Worker in JavaScript

May 11, 2024 · 3 min · 517 words · Bá Tới

Comparing authentication methods in API with Ruby on Rails - Part 2

May 7, 2024 · 6 min · 1121 words · Bá Tới

Design Transaction System in E-commerce

May 7, 2024 · 4 min · 753 words · Bá Tới

Firebase in Ruby on Rails

May 7, 2024 · 3 min · 492 words · Bá Tới

Comparing authentication methods in API with Ruby on Rails - Part 1

May 6, 2024 · 16 min · 3262 words · Bá Tới

PostgreSQL LOCKS: Comprehensive Guide 101

May 6, 2024 · 12 min · 2391 words · Bá Tới

Implement Rate Limiting in Ruby on Rails

May 2, 2024 · 8 min · 1684 words · Bá Tới

Designing a RESTful API: Key Factors, Best Practices, and Strategies

May 2, 2024 · 6 min · 1103 words · Bá Tới

Ensuring Data Consistency in a Distributed System

May 2, 2024 · 4 min · 725 words · Bá Tới

Gem OJ - Enhance API Performance in Ruby on Rails

May 1, 2024 · 4 min · 664 words · Bá Tới

Improve Redis Performance in Ruby on Rails

May 1, 2024 · 4 min · 690 words · Bá Tới

April ⁸

API and JWT in Ruby on Rails

April 27, 2024 · 9 min · 1908 words · Bá Tới

Understanding I/O-Bound and CPU-Bound Tasks in Backend Development

April 25, 2024 · 4 min · 737 words · Bá Tới

Design Patterns in Ruby: Prototype, Abstract Factory, Bridge, and Facade Patterns

April 18, 2024 · 4 min · 852 words · Bá Tới

Design Patterns in Ruby: Visitor, Memento, Mediator, Flyweight, and Builder Patterns

April 18, 2024 · 4 min · 782 words · Bá Tới

Design Patterns in Ruby: Proxy, Composite, State, Chain of Responsibility, and Iterator Patterns

April 18, 2024 · 5 min · 874 words · Bá Tới

Design Patterns in Ruby: Strategy, Decorator, Template Method, and Command Patterns

April 18, 2024 · 4 min · 790 words · Bá Tới

Speed Up Your Web Application with a Content Delivery Network (CDN)

April 10, 2024 · 6 min · 1088 words · Bá Tới

Optimziting web performance with SplitChunks in Webpack

April 6, 2024 · 3 min · 637 words · Bá Tới

March ²⁷

Exploring Sharding in PostgreSQL

March 31, 2024 · 13 min · 2738 words · Bá Tới

Using Index Include in PostgreSQL

March 31, 2024 · 3 min · 601 words · Bá Tới

Using Partial Index in Optimizing PostgreSQL

March 31, 2024 · 3 min · 549 words · Bá Tới

Ansible - Automate Your Infrastructure

March 30, 2024 · 4 min · 774 words · Bá Tới

PostgreSQL Performance Optimization Techniques - Part 1

March 30, 2024 · 4 min · 700 words · Bá Tới

Redis Performance Optimization Techniques

March 30, 2024 · 4 min · 751 words · Bá Tới

Rotating Logs with Logrotate

March 30, 2024 · 5 min · 973 words · Bá Tới

Using Postfix in Sending Email

March 30, 2024 · 4 min · 744 words · Bá Tới

Design Patterns in Ruby: A Few Popular Patterns

March 29, 2024 · 3 min · 487 words · Bá Tới

Engines Modularized in Ruby on Rails

March 29, 2024 · 3 min · 612 words · Bá Tới

Regenerator in Redux Saga

March 29, 2024 · 3 min · 464 words · Bá Tới

Optimizing Your Website with Open Graph Meta Tags

March 26, 2024 · 4 min · 651 words · Bá Tới

Optimizing Your Website with WebP Images

March 26, 2024 · 3 min · 477 words · Bá Tới

Service Workers in Web Development: A Comprehensive Guide

March 26, 2024 · 4 min · 666 words · Bá Tới

Understanding and Implementing Accelerated Mobile Pages (AMP)

March 26, 2024 · 3 min · 507 words · Bá Tới

What are HSTS and the HSTS preload list?

March 26, 2024 · 3 min · 438 words · Bá Tới

Middleware in Rails: A Comprehensive Guide

March 25, 2024 · 4 min · 644 words · Bá Tới

A Comparison of Data Storage on Disk in PostgreSQL and MySQL

March 24, 2024 · 5 min · 864 words · Bá Tới

Comparing Event Machine, Fibers, Threads, and Processes: Real-World Applications

March 24, 2024 · 4 min · 845 words · Bá Tới

Event Machine and Fibers: A Comprehensive Guide

March 24, 2024 · 3 min · 606 words · Bá Tới

Exploring Solr Integration with Rails using RSolr

March 24, 2024 · 2 min · 397 words · Bá Tới

Jemalloc: A Comprehensive Guide on Ruby Memory Management

March 24, 2024 · 3 min · 510 words · Bá Tới

Redash: Empowering Data Visualization and Collaboration

March 24, 2024 · 2 min · 398 words · Bá Tới

Page caching - Maximizing Performance with HTTP Caching: A Comprehensive Guide

March 23, 2024 · 3 min · 523 words · Bá Tới

Cache avalanche, Cache breakdown, Cache Stampede and Cache Penetration

March 23, 2024 · 7 min · 1332 words · Bá Tới

Understanding PostgreSQL COUNT(NULL), COUNT(*), and COUNT(1)

March 10, 2024 · 2 min · 292 words · Bá Tới

Unlocking the Power of PostgreSQL Window Functions: A Comprehensive Guide

March 1, 2024 · 5 min · 910 words · Bá Tới

February ²

Understanding PostgreSQL DISTINCT ON

February 28, 2024 · 2 min · 341 words · Bá Tới

Understanding Active Record’s first and order.first Methods in Rails

February 14, 2024 · 3 min · 476 words · Bá Tới

January ²

Understanding PostgreSQL Partitioning

January 15, 2024 · 5 min · 997 words · Bá Tới

Regenerator in JavaScript: Bridging Modern Syntax and Compatibility

January 5, 2024 · 3 min · 436 words · Bá Tới

2023 ³

September ¹

Hotwire Stimulus: A Lightweight JavaScript Framework for Interactive Web Applications

September 25, 2023 · 2 min · 418 words · Bá Tới

July ¹

Optimizing PostgreSQL Data File Read

July 16, 2023 · 2 min · 303 words · Bá Tới

May ¹

An In-depth Introduction to Testing in Rails with RSpec

May 23, 2023 · 3 min · 446 words · Bá Tới

2022 ⁶

August ¹

Master-Master vs. Master-Slave Replication in Distributed Relational Databases

August 7, 2022 · 4 min · 640 words · Bá Tới

May ¹

Understanding Threads and Processes in Ruby

May 7, 2022 · 6 min · 1194 words · Bá Tới

April ²

Optimizing Nginx Configuration for Enhanced Performance

April 11, 2022 · 2 min · 363 words · Bá Tới

Understanding Access Control in Rails: Private, Protected, and Public

April 7, 2022 · 2 min · 323 words · Bá Tới

February ¹

Introduction to Monitoring Tools for Web Systems and Rails

February 8, 2022 · 9 min · 1755 words · Bá Tới

January ¹

Preparing for a Ruby on Rails Web Development Interview

January 8, 2022 · 16 min · 3318 words · Bá Tới

2021 ⁶

August ⁴

Page caching - Combining Page Caching in Rails with Nginx Memory Caching

August 7, 2021 · 2 min · 335 words · Bá Tới

Page caching - Implementing Page Caching in a Rails Application with Redis

August 6, 2021 · 4 min · 829 words · Bá Tới

Page caching - Leveraging Page Caching with Varnish in Rails Applications

August 5, 2021 · 2 min · 419 words · Bá Tới

Page caching - Strategies for Web Performance Optimization

August 4, 2021 · 3 min · 466 words · Bá Tới

April ¹

Using Redis in Rails Applications

April 7, 2021 · 3 min · 439 words · Bá Tới

February ¹

Understanding A/B Testing: Enhancing Decision-Making in Web Development

February 8, 2021 · 3 min · 517 words · Bá Tới

2025 1

April 1

AbortController in JavaScript

2024 98

December 2

What is CRC32 Checksum?

Checksum Algorithms: Importance of Security and Common Vulnerabilities

August 7

The Many Spatial Indexes of PostGIS

R-tree vs. Quadtree: A Comparison

What is Quadtree?

What is R-Tree?

The Difference Between Concurrency and Parallelism

gRPC vs Apache Thrift: A Comparison

Ruby tap() vs yield_self()

July 19

OLTP vs OLAP

Nginx Stream Module: A Quick Guide

Some Algorithms Based on Divide and Conquer Principles in Ruby - Part 3

Some Algorithms Based on Divide and Conquer Principles in Ruby - Part 2

Some Algorithms Based on Divide and Conquer Principles in Ruby - Part 1

Linked List Algorithms in Ruby

Divide and Conquer Algorithms

Backtracking Algorithms in Ruby

Greedy Algorithms in Ruby

Graph Algorithms in Ruby

Tree Algorithms in Ruby

Search Algorithms in Ruby

Sorting Algorithms in Ruby

Introduction: Apache Spark - A Unified Analytics Engine for Big Data Processing

Unlogged Table vs Logged Table in PostgreSQL

Introduction: Apache Doris - A Distributed SQL-Based Data Warehouse System

Go Language Programming: A Beginner’s Guide to the Go Programming Language

Lua Language Programming: A Beginner’s Guide to the Scripting Language

How to Safely Store Data on Redis in a Heavy Writing System?

June 14

Introduction to Cassandra: The NoSQL Database for Scalable Applications

Introduction to DuckDB: The New Database for Data Analysis

Event Streaming in Rails with Kafka

Apache Kafka in Use

Keyword ThreadGroup in Ruby

Keyword Queue in Ruby

Keyword Lazy in Ruby

CQRS Design Pattern

Understanding MVCC in MySQL and PostgreSQL

MVCC in Database

What is BASE Principle?

What is CAP Theorem?

What is KISS Principle?

What is SOLID Principle?

May 17

What is Change Data Capture (CDC)?

Interact with data in Redis

RedisGears: A Serverless Engine for Redis

Read Large File in Ruby

StringIO in Ruby

ULID vs UUIDv4 vs UUIDv7: What’s the Difference?

Web Worker in JavaScript

Comparing authentication methods in API with Ruby on Rails - Part 2

Design Transaction System in E-commerce

Firebase in Ruby on Rails

Comparing authentication methods in API with Ruby on Rails - Part 1

PostgreSQL LOCKS: Comprehensive Guide 101

Implement Rate Limiting in Ruby on Rails

Designing a RESTful API: Key Factors, Best Practices, and Strategies

Ensuring Data Consistency in a Distributed System

Gem OJ - Enhance API Performance in Ruby on Rails

Improve Redis Performance in Ruby on Rails

April 8

API and JWT in Ruby on Rails

Understanding I/O-Bound and CPU-Bound Tasks in Backend Development

Design Patterns in Ruby: Prototype, Abstract Factory, Bridge, and Facade Patterns

Design Patterns in Ruby: Visitor, Memento, Mediator, Flyweight, and Builder Patterns

Design Patterns in Ruby: Proxy, Composite, State, Chain of Responsibility, and Iterator Patterns

Design Patterns in Ruby: Strategy, Decorator, Template Method, and Command Patterns

Speed Up Your Web Application with a Content Delivery Network (CDN)

Optimziting web performance with SplitChunks in Webpack

March 27

Exploring Sharding in PostgreSQL

Using Index Include in PostgreSQL

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