Ruby::Box Practical Guide: Use Cases and Integration Patterns (Part 2)
Practical patterns for using `Ruby::Box` in plugin systems, multi-tenant applications, and gem version migration scenarios.
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Ruby 4.0 Introduces Ruby::Box for In-Process Isolation (Part 1)
Ruby 4.0 introduces Ruby::Box, a new feature that provides isolated namespaces for classes, constants, and global variables within a single Ruby process.
Rails 8.2 makes enqueue_after_transaction_commit the default
Rails 8.2 changes the default behavior for job enqueueing. Jobs are now automatically deferred until after the database transaction commits.
Rails 7.2 adds enqueue_after_transaction_commit to prevent job race conditions
Rails 7.2 makes Active Job transaction-aware, automatically deferring job enqueueing until after the transaction commits to prevent race conditions.
Rails 8.2 introduces Rails.app.creds for unified credential management
Rails 8.2 adds Rails.app.creds to provide a unified API that checks environment variables first, then falls back to encrypted credentials.
Understanding PostgreSQL Checkpoints: From WAL to Disk
A deep dive into how PostgreSQL checkpoints work, from Write-Ahead Logging to persisting data on disk, with practical monitoring commands.
PostgreSQL Fundamentals: Monitoring and Administration Tools (Part 6)
Learn the essential PostgreSQL monitoring tools and system views for understanding database internals, WAL activity, and checkpoint behavior.
PostgreSQL Fundamentals: Write-Ahead Logging Deep Dive (Part 5)
Deep dive into PostgreSQL's Write-Ahead Logging: how it works, what's inside WAL records, and how it enables both durability and crash recovery.
PostgreSQL Fundamentals: Performance Patterns and Trade-offs (Part 4)
Learn the performance trade-offs database systems face: write amplification, I/O batching, and why PostgreSQL makes the design choices it does.
PostgreSQL Fundamentals: Transactions and ACID (Part 3)
Learn what database transactions are, why ACID properties matter, and how PostgreSQL ensures your data stays consistent even when things go wrong.
