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[Chapter 1. Python Basics Even Kindergarteners Can Understand] An Introduction to Python Without Installation
For learners who find coding terminology and problem-solving daunting, I provide easy-to-understand guidance centered on analogies and hands-on practice, drawing on real-world experience.
Beginner
algorithms, data-structure, functions
[Chapter 1. Python Basics Even Kindergarteners Can Understand] An Introduction to Python Without Installation
Mastering Practical Workflows for Productivity-Boosting Gemini Notebook (NotebookLM)
We solve problems that are difficult to answer with practical research experience and proven prompts.
Beginner
browser-automation, AI, colab
Mastering Practical Workflows for Productivity-Boosting Gemini Notebook (NotebookLM)
AI Decision Engine Running on My Computer: A Full-Stack Service Built with Open-Jev
It is difficult to complete a classification service using only AI API calls. Based on practical experience, I guide you through everything from implementation to deployment.
Basic
FastAPI, classification, AI
AI Decision Engine Running on My Computer: A Full-Stack Service Built with Open-Jev
Master Spring Boot 4: From New Features to 3.x Migration
For developers feeling overwhelmed by the 4.x upgrade and performance improvements, we share practical migration experience, decision-making criteria, and solutions.
Basic
Spring Boot, flyway, open-telemetry
Master Spring Boot 4: From New Features to 3.x Migration
Developer Technical Blog Growth System: SEO, Content, Monetization, and Career Strategy
For developers who feel overwhelmed by writing their first technical article, this guide turns error notes into a complete piece and connects them to the next article with a template, checklist, and 30-day plan.
Beginner
Contents Marketing, SEO, Blog
Developer Technical Blog Growth System: SEO, Content, Monetization, and Career Strategy
AI-Enhanced Research Methodology for Non-Majors
Are you struggling with inefficiencies caused by fragmented AI tools and manual tasks? Drawing on the expertise I’ve gained through hands-on experience, I’ll build integrated automation workflows to maximize your productivity.
Beginner
data-analysis, browser-automation, agents
AI-Enhanced Research Methodology for Non-Majors
How to use Gemini to increase productivity
How long will you keep struggling with repetitive daily research and document writing? I, too, was an ordinary office worker who worked overtime every day trying to find key insights amidst an overflow of information. However, after integrating Gemini 3 into my workflow, I experienced a significant increase in work speed. Boost your productivity by utilizing Gemini in your tasks.
Beginner
gemini, AI
How to use Gemini to increase productivity
A Guide to Using NotebookLM to Boost Productivity
This course teaches you how to save time and maximize work productivity using NotebookLM.
Beginner
Business Productivity, needs analysis, AI
A Guide to Using NotebookLM to Boost Productivity
GCP (Google Cloud Platform) with Architecture
GCP (Google Cloud Platform) is Google's cloud computing service, offering a variety of infrastructure and platform services. This allows you to leverage various functionalities.
Beginner
Google Cloud Platform, Architecture, public-cloud
GCP (Google Cloud Platform) with Architecture
Intermediate PostgreSQL in Practice: Data Modeling, Tuning, and Analysis of 5 Million Apartment Transactions
For learners struggling with large-scale data analysis and slow queries, I provide practical, hands-on guidance from design through tuning.
Basic
PostgreSQL, DBMS/RDBMS, Data Engineering
Intermediate PostgreSQL in Practice: Data Modeling, Tuning, and Analysis of 5 Million Apartment Transactions
Load (Performance) Testing with Architecture using Locust
This course covers performance and load testing of a sample web application using Locust.
Basic
testing, locust, stress-testing
Load (Performance) Testing with Architecture using Locust
Terraform with Architecture (Terraform Modules)
This covers the process of creating AWS resources based on AWS InfraArchitecture using Terraform modules.
Basic
AWS, Terraform, infrastructure-as-a-code
Terraform with Architecture (Terraform Modules)
