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Articles, guides, and notes on software engineering.
Revised 2nd Edition: A Quick Guide to Social Insurance and Labor Insurance Procedures
Revised 2nd Edition: A Quick Guide to Social Insurance and Labor Insurance Procedures
Recent Posts
All for SaaS
All for SaaS
Building the Right Thing the Right Way
Building the Right Thing the Right Way
Customer Success
Customer Success
Kaizen Journey
Kaizen Journey
The Model
The Model
Challenges Faced When Checking PHP 8.2 Compatibility with PHPCompatibility
Explore PHP 8.2 compatibility checks with PHPCompatibility CodeSniffer, addressing tool limitations and the develop branch.
Introduction to System Metrics with ISUCON Environment
A summary of regular study sessions using the ISUCON environment to properly understand system metrics.
The Art of Writing a CFP
Craft compelling conference CFPs using blog-writing, organization techniques, and structured presentation development methodology.
A Comprehensive Guide to Database Design: For Those Who Don’t Want to Stop at Beginner Level
A Comprehensive Guide to Database Design: For Those Who Don’t Want to Stop at Beginner Level
MySQL Locks Explained: Preventing Deadlocks and Improving Performance
Understand MySQL locking mechanisms—table locks, row locks, gap locks, and intent locks. Learn how deadlocks occur and how to prevent and diagnose them effectively.
Knowledge and Skills of Accounting Systems for Engineers
Knowledge and Skills of Accounting Systems for Engineers
Knowledge and Technology of Financial Systems for Engineers
Knowledge and Technology of Financial Systems for Engineers
Knowledge and Skills of Inventory Management Systems for Engineers
Knowledge and Skills of Inventory Management Systems for Engineers
Knowledge and Skills of Production Management Systems for Engineers
Knowledge and Skills of Production Management Systems for Engineers
Knowledge and Technology of Logistics Systems for Engineers
Knowledge and Technology of Logistics Systems for Engineers
Database Normalization Explained: 1NF to 3NF with Examples
Learn database normalization from first principles. Understand 1NF, 2NF, and 3NF with practical examples and when denormalization is the right trade-off for performance.
Beginning SQL, 3rd Edition
Beginning SQL, 3rd Edition
Practical Introduction to Databases: Efficient SQL through the Relational Model
Practical Introduction to Databases: Efficient SQL through the Relational Model
SQL Anti-Patterns
SQL Anti-Patterns