dz_invoice_tax: an exact Algerian invoice tax engine in Dart
by Abdeldjalil Chougui dev.to
6 min read
An invoice total looks like three multiplications and an addition. Then you print the invoice and the lines do not add up to the total: one centime is missing, or one too many. The usual cause is a double, or a tax that was rounded once on the total while the printed lines were rounded one by one. Algerian invoices add a second difficulty. A cash payment carries the droit de timbre de quittance, …
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dz_delivery: typed Dart clients for Algerian delivery companies
by Abdeldjalil Chougui
A shop app or a backend that ships parcels in Algeria has the same few jobs to do with a delivery company: create parcels, quote the delivery fee for a wilaya, get a label, and follow each parcel unti...
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