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Questions tagged [point-of-sale]

Point of sale is the place where a retail transaction is completed. It is the point at which a customer makes a payment to the merchant in exchange for goods or services.

Point of sale is the place where a retail transaction is completed. It is the point at which a customer makes a payment to the merchant in exchange for goods or services.

461 questions
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How odoo POS Working

I want to know how odoo pos working in offline. I checked other resources but i cant found anything.I cant find anything in their official site or nothing found in any other site.
Thameem
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Printing simplified Chinese characters on Epson TM-T88IVM

I am trying to print Chinese characters on an Epson TM-T88IV M (parallel port) using the Microsoft Point of Service SDK in C#. However, they appear as questions marks on the printer. (?) My PosPrinter has the following valid CharacterSetList…
Jason Kealey
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Does anyone have database, programming language/framework suggestions for a GUI point of sale system?

Our company has a point of sale system with many extras, such as ordering and receiving functionality, sales and order history etc. Our main issue is that the system was not designed properly from the ground up, so it takes too long to make fixes…
Jason Down
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Drive a POS printer via USB in c#

Any ideas how i can best drive a USB POS printer from c#. POS printers are usually serial, TCP/IP or USB based. I know how to accomplish serial and TCP/IP but have no idea about communications through USB in C#. I know that there is a layer…
JDibble
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How much data, on average, does a credit card transaction use?

Not sure if this is the correct place to ask, but when a credit card is swiped at a POS terminal, how much data is passed for the entire transaction? Please include references if available. edit: I'm really looking for the number of kB/MB.
divided
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POS for .NET | Differentiate between (barcode) scanner and keyboard input

I want to differentiate between (barcode) scanner and keyboard input in an WPF application. What I need is an event which occurs whenever my scanner is providing data. In my application there is a special field which will be filled with the input…
0xbadf00d
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Webusb: Access Denied trying to open printer on Windows

I am trying to allow a POS web app to print directly to a StarMicronics (or any receipt printer, for that matter) using the Chrome webusb API. I am using the example here almost exactly except I have modified the vendorId filter to the Vendor ID of…
reblevins
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Design Patterns for a SuperMarket system

I'm a Software Developer I who is beginning to think like a Software Developer II. I am tasked with a relatively simple Use Case for a coding challenge following as part of an interview:build a Supermarket Pricing System. Rules and Requirements:…
TheHolyDarkness
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Best way to handle input from a keyboard "wedge"

I'm writing a C# POS (point of sale) system that takes input from a keyboard wedge magcard reader. This means that any data it reads off of a mag stripe is entered as if it were typed on the keyboard very quickly. Currently I'm handling this by…
Mykroft
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Print receipt using receipt printer

I am developing a Point Of Sale application, and one of the functionality is to print receipt in a thermal/receipt printer. Currently I have a Datecs DPP-255 printer. I have no idea where to begin my quest. I tried search through internet, found out…
Yunus Einsteinium
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How do I get the Printer status?

Is there any way I can get the printer status, like paper jam or out of paper, from a Network Printer? I'm working on a project to print from a Point of Sales into a A4 Network Printer, I'm planning to use the LPR native application but I can't get…
gcmmemo
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Feed paper on POS Printer C#

I've been trying to programatically feed the paper on a pos printer (Epson TM-U220D). The problem I have is that the last line of the document don't get printed, instead, it is printed as the first line of the next document printed. I tried POS for…
evargas
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C# SerialPort - emulate pos keyboard

We are trying to emulate a POS keyboard in order to integrate an application with an existing Point of Sale application. We ran across this software: Virtual Serial Port Kit It basically creates a virtual serial port pair so that data send to COM1…
jonathanpeppers
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POS development on windows: OPOS via COM? OPOS for .Net? UnifiedPOS? ...?

I plan to develop a POS system from scratch, which will be based on windows (currently XP SP3). I tried to get an overview of which API to use to work with POS devices. So far I found OPOS which is implemented as a set of COM objects, a .Net library…
Achim
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Dynamic paper height with .NET PrintDocument using TVS Dot Matrix Printer

My requirement is that I need to print invoice, it may contain 10 line or may contain 20 line. Every thing should be in the one invoice. For e.g. if you go to any supermarket, if you buy 3 items, you may get small sized bill. If you buy 30 items,…
Vignesh Kumar A
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