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Code of Duty
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Code of Duty

"Code of Duty" — Every line of code has its own mission. We avoid shortcuts and quick fixes, focusing on authentic coding reflections and the joys and challenges of technical growth. The journey of learning matters more than any destination. Join us as we humbly forge ahead in the world of code.

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Recent Articles

Latest from Code of Duty

45 recent articles
Code of Duty
Code of Duty
Oct 12, 2026 · Operations

Why Personal Brand Is Technical Visibility, Not Packaging: My Full Deployment Walkthrough

The author retraces the complete journey from provisioning a server to launching a personal website, detailing six phases covering domain registration, security hardening, Docker and Nginx deployment, SSL, and a lightweight portfolio site, concluding that personal branding is the visible manifestation of a long-term technical foundation rather than mere packaging.

AstroDockerHTTPS
0 likes · 13 min read
Why Personal Brand Is Technical Visibility, Not Packaging: My Full Deployment Walkthrough
Code of Duty
Code of Duty
Oct 10, 2026 · Industry Insights

Building My Portfolio Site with AI: Why Process Beats Tools

The author shares how they built a personal portfolio site called Qiumu Workshop using AI assistance, detailing its three sections—project records, project details, and capability matrix—and reflects on using AI as a coding assistant rather than a replacement for decision-making, emphasizing the importance of a complete practice-to-content-to-entry chain.

AI-assisted developmentVibe Codingcapability matrix
0 likes · 8 min read
Building My Portfolio Site with AI: Why Process Beats Tools
Code of Duty
Code of Duty
Oct 8, 2026 · R&D Management

How to Build a Developer Portfolio That Translates Projects into Proven Skills

This article explains how to structure a programmer's portfolio to clearly demonstrate capabilities by answering five key questions per project, distinguishing portfolio from GitHub, and providing concrete examples like blog deployment, server security, and Docker+Nginx architecture with capability tags and retrospective links.

Dockercapability proofdeveloper portfolio
0 likes · 11 min read
How to Build a Developer Portfolio That Translates Projects into Proven Skills
Code of Duty
Code of Duty
Sep 2, 2026 · Operations

SSL Certificate Deployment: From Application to Nginx Configuration in Docker

This tutorial walks through the complete SSL certificate lifecycle: purchasing a free test certificate on Alibaba Cloud, validating domain ownership via DNS TXT records, downloading Nginx-formatted certificate files, configuring Nginx inside a Docker container with proper volume mounts, testing configuration with nginx -t, opening port 443, and verifying HTTPS redirect from HTTP.

Alibaba CloudDockerHTTPS
0 likes · 13 min read
SSL Certificate Deployment: From Application to Nginx Configuration in Docker
Code of Duty
Code of Duty
Aug 31, 2026 · Operations

Why Personal Websites Need HTTPS: More Than Just Encryption

This article explains why HTTPS is essential for personal websites, covering encryption, browser security warnings, admin login protection, modern web API requirements, SEO benefits, link sharing credibility, and practical deployment considerations like certificate management and Nginx configuration.

DeploymentHTTPSSEO
0 likes · 10 min read
Why Personal Websites Need HTTPS: More Than Just Encryption
Code of Duty
Code of Duty
Aug 29, 2026 · Operations

From Conda to Docker to Global Nginx: A Maintainable Deployment Architecture for Personal Projects

The author details their journey from Conda to Docker and a global Nginx gateway to create a maintainable, scalable deployment architecture for personal projects, explaining why Docker Compose organizes internal services while a single Nginx container handles public entry, HTTPS, and multi-project routing via a shared Docker network.

Deployment ArchitectureDockerHTTPS
0 likes · 10 min read
From Conda to Docker to Global Nginx: A Maintainable Deployment Architecture for Personal Projects
Code of Duty
Code of Duty
Aug 26, 2026 · Operations

Global Nginx Container Setup: Public Network, Config & Startup Validation

A step-by-step guide to deploying a global Nginx reverse proxy using Docker Compose, covering directory layout, external Docker network creation, minimal configuration, container startup, config testing, reload procedures, access verification, and troubleshooting common issues for multi-project ingress.

DeploymentDockerDocker Networking
0 likes · 11 min read
Global Nginx Container Setup: Public Network, Config & Startup Validation