Palworld REST API: the Complete Command Reference NEW
All 12 endpoints (announce, kick, ban, save, shutdown) in one table - setup, auth, why it must never face the internet, and curl examples.
File and Image Operation Articles
SameOS Tools articles focus on practical file and image problems on small personal servers, grouped by topic. Each article connects explanation, code examples, and browser-side tools.
Palworld Server Series (6)
Minecraft Server Guides (4)
Satisfactory Server & Tools (3)
Server Operations & Security (7)
Image Cleanup & Tools (7)
Files & Data in Practice (4)
Palworld Server Series
Palworld Server, Part 5: Vendor & Wanted-NPC Markers on the Map
Adding vendors and 164 wanted NPCs to the live map - data shape, coordinate conversion, vendor tooltips, and the three stacked reasons the markers refused to appear.
Build Your Own Palworld Server, Part 4: Power Control, Server Console, and a Live Map
What REST alone cannot do: settings editing, power on/off, unbroken console logs, and plotting players on a live map.
Build Your Own Palworld Server, Part 3: A Browser Admin Page With Zero-Dependency Node
Turn the Palworld REST API into browser buttons with zero external packages - keeping the admin password server-side is the key.
Build Your Own Palworld Server, Part 2: The Save Trap, Safe Shutdown, and Backups
The config file that loses its settings, the shutdown that silently discards progress, and automatic backups - traps from real operation.
Build Your Own Palworld Server, Part 1: Launch It on Linux With Docker
The series opener: hardware requirements, the compose file, and the port forwarding that lets friends join your home-hosted server.
Minecraft Server Guides
Minecraft Server RCON Setup and the Commands You Actually Use NEW
Three lines to enable RCON, mcrcon usage, and the operator commands that matter - wired into backup scripts.
Build Your Own Minecraft Server, Part 3: Settings That Actually Reduce Lag NEW
Why simulation distance beats view distance, why more RAM backfires, and the optimization mods that only need to live on the server.
Build Your Own Minecraft Server, Part 2: A Fabric Mod Server, Run With Docker
The Fabric loader, the file ownership trap, shutdowns that wait for the world save, RCON kept private, and world backups without stopping the server.
Build Your Own Minecraft Server, Part 1: A Java Server on Linux
The Java version trap, the eula step, the server.properties that matter, and a systemd unit that survives reboots.
Satisfactory Server & Tools
Satisfactory Dedicated Server HTTPS API Reference NEW
One endpoint called by function name, the token flow (server.GenerateAPIToken), a 24-function table, and curl examples.
Self-Hosting a Satisfactory Dedicated Server on Linux with Docker
Running a dedicated server on your own Linux box: what each of the three ports does, the shutdown trap that eats your progress, memory limits, and installing mods with ficsit - based on months of uptime.
Satisfactory Factory Calculator - Auto-Planning Down to Alternate Recipes
Pick a node purity, miner tier, and belt, click a target part, and the whole production line is drawn with machine counts - official 1.2 game data, 89 alternate recipes, and cycle detection.
Server Operations & Security
Checking Python Code Without Running It NEW
Running submitted code with exec hands over your server. Using ast to find syntax errors, unused imports and dangerous calls without executing a line.
Passwordless Admin Login With Messenger One-Time Codes
Replace the fixed admin password with one-time codes delivered through a messenger webhook - expiry, single-use, and resend rules with PHP example code.
Why Bots Arrive Hours After You Register a New Domain
How Certificate Transparency logs expose new sites within hours, and how a small personal server should prepare for automated scanning.
Protect Private Files With PHP and Nginx
Separate file folders from the public root and serve files only through an authenticated router.
Server Status Webhook Alerts With a Shell Script
Send CPU, memory, and disk reports to a messenger using only top, free, and df.
Avoiding Common cron Schedule Mistakes
Frequent cron expression mistakes and safe scheduling rules for small servers.
How to Safely Load Test a Small PHP Site
A measured way to check concurrency, response time, and error rate.
Image Cleanup & Tools
What Months of Running an Image Collector Taught Me NEW
Three rewrites on the way to 150,000 files: duplicates filenames cannot catch, re-processing everything each run, and dying on the first failure.
Find Duplicate Images With Python and Print Delete Candidates
A practical SHA-256 example for finding identical images and reviewing candidates before deletion.
Inspect Image Dimensions and Aspect Ratio in the Browser
How to check width, height, ratio, megapixels, and thumbnail estimates without uploading files.
Choosing WebP Conversion Settings
How to pick quality, max width, and output format, and convert images in the browser.
Check EXIF Privacy Before Sharing Photos
How capture time and GPS location stay inside photos, and how to remove them.
Bulk Thumbnail Generation With Python Pillow
An idempotent batch thumbnail script covering RGB conversion and skip rules.
Find Duplicate Images and Files With SHA-256 Hashes
Why hashes are safer than filenames for checking identical files.
Files & Data in Practice
Lessons From Building a Price Tracker on a Shopping Search API
The lowest-price sort trap, sold-out listing pollution, and wrong-variant filtering - data quality rules from running a price tracking service.
Serving Large Files From PHP Safely
Output buffers, non-ASCII filename headers, and CDN timeouts - streaming fixes proven in real operation.
Python Automation Code Lessons
Reusable operation patterns for deduplication, scheduled jobs, and SQLite history.
How to Estimate Image Server Storage Capacity
Separate originals, thumbnails, and backup copies to size your disk correctly.