RealCoding Tech Blog

Sharing practical development insights and technical know-how from real-world experience

Welcome to RealCoding! Here we share practical development insights and technical solutions learned from real-world projects.

Recent Posts

View All Posts →

Can One Person Really Develop Entire Projects? 200% AI Utilization with CDK + Lambda + Cursor

From the old days of creating separate repositories for each Lambda function to developing entire projects solo with CDK + Lambda + Cursor - a journey of AI-powered development

#CDK #Lambda #Cursor

Creating Naver/Kakao OIDC for Firebase? Reality Hits Different

The story of pulling an all-nighter trying to add Naver/Kakao OIDC providers to Firebase

#Firebase #OAuth #NaverLogin

Unity + Firebase Authentication Journey: From Anonymous to Account Linking

Seamless experience for both guests and members! From Firebase Anonymous Auth to Account Linking - real implementation trials and solutions

#Unity #Firebase #Authentication

Complete RAG Guide: Understanding True Data Integration AI through Manufacturing MES Systems

RAG is not just about VectorDB. Discover the true meaning of intelligent platforms that connect VectorDB + RDS + RawData + LocalFile + API through a complete breakdown using man...

#RAG #MES #DataIntegration

AI Development Reality Check: Lessons from Blog Automation

Real stories from building a GitHub Pages blog with AI over the past few days. The light and shadow of AI development

#AI Development #GitHub Pages #Automation

Building a GitHub Pages Tech Blog with AI (5) - Completing Jekyll Multilingual Blog with MCP

Final stage of global tech blog completion from Jekyll multilingual system to entire series retrospective with MCP

#Claude #MCP #Multilingual

Building a GitHub Pages Tech Blog with AI (4) - Perfect Implementation of Dark/Light Mode with MCP

Comprehensive guide to automatically building complete theme switching system from CSS variables to Giscus synchronization with MCP

#Claude #MCP #Dark Mode

Building a GitHub Pages Tech Blog with AI (3) - Setting up Giscus Comment System in 5 Minutes with MCP

Complete comment system setup from GitHub Issues configuration to Jekyll integration with single MCP command

#Claude #MCP #Giscus

Building a GitHub Pages Tech Blog with AI (2) - Complete Automation of SEO-Optimized Tech Posting with MCP

Revolutionary workflow where MCP automatically generates complete tech posts from idea to SEO metadata and images

#Claude #MCP #SEO

Building a GitHub Pages Tech Blog with AI (1) - Creating Jekyll Blog Locally with Claude Desktop MCP

Revolutionary method to create complete Jekyll blog directly in local filesystem with MCP server without copy/paste

#Claude #MCP #GitHub Pages

Building a GitHub Pages Tech Blog with AI - Complete Series Guide

From blog creation to multilingual support with Claude Desktop MCP - Complete guide to AI-powered tech blog construction in 5 parts

#Claude #MCP #GitHub Pages

Automating Blog Image Generation with Vertex AI Imagen: From Python Package to MCP Server

Building a complete workflow for automatically generating images for blog posts using AI. From Python package development to MCP server integration

#ai #imagen #mcp

vertex-ai-imagen: A Simple Python Package for Google Vertex AI Imagen

Introducing a Python package that makes it easier to use Google Vertex AI's Imagen image generation API. Start AI image generation with simple code without complex setup.

#python #vertex-ai #imagen

Mermaid Diagram Test Post

A test post to verify the Mermaid diagram functionality added to the site.

#mermaid #diagram #flowchart

Easy MCP Installation Using Existing MCPs - Practical Guide for Installing Playwright MCP

Learn practical methods for Claude to automatically install new MCPs using already installed filesystem and desktop-commander MCPs.

#mcp #playwright #automation

Building a Complete Tech Blog with Claude Desktop + MCP: The Reality of AI Pair Programming

I finally completed the tech blog I'd been postponing for years in just one day with Claude Desktop + MCP Server. Markdown formatting hassles, complex configurations, maintenanc...

#Claude #MCP #Jekyll

Getting Started with a Tech Blog Using GitHub Pages

Learn how to create your own tech blog using GitHub Pages and Jekyll with step-by-step instructions.

#github-pages #jekyll #blog

Python Timestamp Guide - Current Time, Conversion, and Practical Usage

From getting timestamp values in Python to conversion methods and real project applications. Explained with ready-to-use code examples.

#python #timestamp #time

Creating a Gnuboard Q&A Site Using ChatGPT-4o - Idea Journal

What if we create a Gnuboard-specific Q&A site using the trending generative AI technology? Let me organize my thoughts along with concerns about costs and revenue.

#ChatGPT #GPT-4o #Gnuboard

Linux SSH Key Generation - Complete ssh-keygen Guide

From SSH key generation to implementation! A complete guide to building secure server access environment with ssh-keygen command

#linux #ssh #keygen