Duplicate Transaction

PayGuardian Cloud Integration

A little history Over a decade ago, when I was developing my POS software, I discovered T-Gate. A gateway for both card-not-present and not-present transactions. The time was before the liability shift of...

DLL or REST API

Over the years, I have participated in many development projects where we could use a DLL (Dynamic Link Library) or use an API. This article will explain the differences between DLL and API, the pros and cons...

Sound Payments Quantum Integration

A couple of days ago, I finally finished an integration to Sound Payments Quantum API. Over the years, I have done many integrations to gateways, payment devices, and services, but this one was very different...

I told you what to build in your POS

Three years ago, when we were still living a more or less normal life, I published an article on LinkedIn, where I shared some of my ideas for new features in POS systems for restaurants.I had a chance to look...

Online Order options for restaurants

Restaurants are undoubtedly amongst the hardest hit businesses during COVID shutdowns and lockdowns. I reached out to many friends in the industry. It was disheartening to hear from them how the efforts of...

Credit Card Processing Companies and Transparency

The Elephant in the room What I have discussed in this article is a genuine case of the Elephant in the room. Unless you are very new in the payment processing industry (your first few weeks), otherwise you...

Category - Point of Sale

Connect two EC2 Instances

Connect two EC2 Instances

I helped a friend to connect two Windows EC2 instances on the AWS. The nature of the project did not require an Amazon VPC, and so my approach was as follow:1- Using RDP, I connected to each server and tried to ping the...

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