Posts tagged “Vapor”

How to automate PostgreSQL namespace creation using FluentKit migrations in Vapor, replacing error-prone manual setup with versioned, reversible code.

How to combine concurrent processing with chunking to balance speed and resource usage in massive asynchronous operations over collections.

Extending asyncMap with an optional timeout parameter to control rate limiting between async operations and avoid 429 errors from external APIs.

Export large datasets from PostgreSQL to CSV in Vapor using the native COPY TO command, avoiding manual serialization and reducing memory consumption.

How to perform bulk inserts in Vapor using the PostgreSQL COPY command to import CSV files and speed up massive database insertions.

Complete guide to Swift Package Manager cleanup commands: clean, reset, purge-cache, and when to use each one to resolve dependency issues.

Migrating from Process to Subprocess, Apple's new cross-platform package for launching processes in Swift with native async/await support.

Conveniences to encode and decode JSON in snake_case without boilerplate, reusable in both the iOS client and the Vapor server.

Convert an Array of Identifiable elements (with optional ID of type UUID?) into a [UUID: Element] dictionary, ignoring null IDs and maintaining O(1) access.

Schedule the same ScheduledJob multiple times per hour with an expressive API: every N minutes, without repeating configuration or cron strings.