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Writing about web development, design, and lessons learned from 14 years of building software.

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tutorial Articles

tutorial May 23, 2026

GST Invoice Format Explained with Example

Complete breakdown of GST invoice format with real example. Understand CGST/SGST, HSN codes, and invoice numbering requirements.
tutorial May 23, 2026

How to Print Thermal Billing Invoices from Your Laptop

Setup guide for thermal printer billing. Learn printer settings, invoice formatting, and software configuration for 58mm and 80mm printers.

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