Gỡ JetBrains trên macOS 26 “sạch như chưa từng cài”
Dưới đây là bài viết blog hoàn chỉnh (copy/paste lên WordPress được), giải thích từng directory JetBrains dùng để làm gì, kèm command remove...
February 23, 2026
Research and Developmment
This category documents my ongoing experiments, prototypes, and exploration in software engineering and system design. It’s a personal space for sharing lessons learned, testing innovative ideas, and pushing the limits of what backend development and automation can achieve.
2026
Vì sao net-tools bị “deprecated”?
Trong bài viết này, chúng ta sẽ cùng tìm hiểu lý do vì sao net-tools bị deprecated trên các bản...
February 2, 2026
SSH Jump Host (Bastion) with ProxyJump: The Clean, Modern Way
A jump host (also called a bastion host) is an SSH-accessible machine that sits in between your laptop and a private/internal server. You...
January 15, 2026
2025
Case Study: Unit Test “Publish Story” Fails Because hash_file() + UploadedFile::fake()->image() Can Generate Identical Content → Temp Collision → Gallery Files “Disappear”
Context: We have an API that publishes a Story. A Story contains media (featured image, gallery items, etc.). During the...
December 29, 2025
Configure Telegram Alerts on DrayTek Router (Using SMS Provider)
DrayTek routers support sending alerts via SMS/Mail Service Objects. Although originally designed for SMS gateways, this mechanism is not limited...
December 28, 2025
Enable Authentication in MongoDB (Self-Managed)
This guide explains how to correctly enable MongoDB authentication in a self-managed environment. It covers admin user creation, authorization configuration,...
December 28, 2025
Laravel : Different between response()->json() and Resource
Both of them are responded with JSON with
September 12, 2025
Laravel N+1
1. Bản chất của lỗi N+1 trong cấu trúc Eloquent ORM Để hình dung một cách trực quan, chúng ta...
September 10, 2025
SOLID Principal
S.O.L.I.D là tập hợp 5 nguyên tắc thiết kế hướng đối tượng (Object-Oriented Design Principles) được Robert C. Martin (Uncle Bob) đề...
September 8, 2025
HTTP methods
1. Bảng tổng hợp các thuộc tính của phương thức HTTP Các HTTP method (phương thức HTTP) là các hành...
September 6, 2025