Category
Tutorials
Step-by-step code for a specific job — invoices, receipts, certificates, reports.
Tutorials
Issuing 5,000 course certificates in one afternoon
A spreadsheet of names, one landscape template, batch requests of 100, and signed links per student. The full workflow including naming, verification codes and …
Tutorials
Generating receipts at checkout without slowing the checkout
The receipt PDF should never sit between the customer and the order confirmation. A pattern: confirm first, render asynchronously, attach when ready.
Tutorials
PDF generation in Node.js without running Puppeteer yourself
Puppeteer works until it ships to a 512 MB container. Here is the same result — HTML in, PDF out — from Node with …
Tutorials
Generate PDF invoices from Python in 20 lines
A complete, working example: invoice data as a dict, a template, one API call, a PDF on disk. Then the same thing for a …