Merge CSV files with Python without mixing up their columns
Combine matching CSV exports into one file, check headers and row counts, and stop on incompatible input while keeping the original files intact.
5 min read
Automation.
Schedule repeatable tasks, check their output, and troubleshoot missed or failed runs.
35 articles
n8n Community Edition limitations: can your team work in it?
Check whether a colleague can maintain your n8n workflows with separate accounts, suitable permissions and a clear handoff before choosing a paid plan.
7 min read
n8n self-hosted pricing: what is free and what you still pay for
Separate n8n's software fee from hosting and upkeep, then work out whether existing resources, a new server or n8n Cloud fit your business task.
8 min read
n8n server requirements: check your workload before choosing a VPS
Check n8n's setup requirements, peak workload, persistent storage and upkeep before testing an existing server or paying for a new VPS.
8 min read
How to read a CSV file in Python and check its columns
Read a CSV export with Python's built-in tools, check required columns and row lengths, and catch common import mistakes without changing the original file.
5 min read
Remove duplicate CSV records with Python using a clear matching rule
Remove exact repeated records from a small CSV, keep conflicting versions in a separate review file, and verify the result without overwriting your export.
6 min read
How to schedule a Make scenario and verify the next run
Set a Make scenario to run every 15 minutes, confirm a real scheduled result in History, understand time zones, and turn the schedule off safely.
6 min read
How to schedule a Python script on a VPS
Run your Python script every 15 minutes on an Ubuntu VPS. Set it up once, check a scheduled result, find errors, and turn the schedule off.
12 min read
Three transactional email templates with one clear next action
Adapt a request receipt, an access-link email and a failure notice with useful subjects, plain-text fallbacks and links worth checking.
5 min read
Why webhooks arrive twice—and how to avoid duplicate work
Recognize webhook retries, use a stable event ID to record work once, and test duplicate delivery without confusing it with exactly-once external actions.
6 min read
A webhook payload example you can send and inspect
Send a synthetic JSON webhook to a temporary local Python receiver, inspect its headers and body, and compare a successful response with invalid input.
6 min read