How Can a Docker Container Access the Mac Host? The Ultimate Guide to Connecting to Nginx
Are you struggling with connecting from a Docker container to a service (like Nginx or a database) running directly on your macOS host? This article unveils the two core methods for establishing this connection, focusing on the officially recommended solution: `host.docker.internal`. We also dive deep into common troubleshooting steps, such as checking the Nginx listening address and firewall settings, to ensure you can seamlessly bridge the network gap between your container and host.
Solving the MySQL Docker "Permission Denied" Error on Synology NAS: A Step-by-Step Guide
Encountering the frustrating "Permission denied" error when deploying a MySQL container on your Synology NAS? This common issue often stems from a permissions mismatch between the user inside the container and the host folders on the NAS. This article breaks down a real-world case to analyze the root cause—a UID/GID mismatch—and provides comprehensive solutions, from a quick fix to the recommended best practice, to resolve it for good.
The Ultimate 'Connection Refused' Guide: A PHP PDO & Docker Debugging Saga of a Forgotten Port
A deep dive into a tricky PHP PDO `SQLSTATE[HY000] [2002] Connection refused` error. When MySQL Workbench connects perfectly but a PHP script in a Docker container fails, what's the real culprit? This article walks you through a complete troubleshooting journey, from user permissions, firewalls, and Docker networking, to uncovering the final issue: a missing port parameter in AI-generated code. This real-world case study from wiki.lib00.com on meticulous, systematic debugging will save you hours of future frustration.
PHP Stuck on Loading After Enabling Xdebug? Don't Panic, It Might Be Working Perfectly!
Encountering infinite loading or timeouts in your PHP application after enabling `xdebug.mode=debug`? This isn't always an error, but the expected behavior of Xdebug's step debugging feature. This article dives into Xdebug logs to reveal the real reason behind this 'hang' and teaches you how to correctly configure `xdebug.start_with_request` for a smooth and efficient debugging workflow, getting your development experience back on track.
From Phantom Conflicts to Docker Permissions: A Deep Dive into Debugging an Infinite Loop in a Git Hook for an AI Assistant
This article documents a complete technical troubleshooting process. A Git auto-commit hook script for the Claude Code AI coding assistant unexpectedly fell into an infinite loop, reporting non-existent 'Git conflicts'. Through layered debugging, we uncovered that the root cause was not a Git conflict, but a specific file ownership issue ('dubious ownership') within the Docker container environment. The article details the entire journey from diagnosis and code optimization to pinpointing and resolving the Git security configuration in Docker, offering valuable hands-on experience for similar automation script issues.