YYYahaya Yusufinomolluabii.hashnode.dev·Mar 30, 2023 · 2 min readPart 2: Testing the Paystack Integration Using PostmanThis is a follow-up article to Part 1, which guided Paystack payment gateway integration. It is going to be a very short and straightforward guide. We are going to be using Postman to test our endpoint. This article will definitely not make sense if ...01M
YYYahaya Yusufinomolluabii.hashnode.dev·Mar 23, 2023 · 7 min readIntegrate Paystack Payment Gateway using Spring BootInstead of having to create the wheel from scratch, which is a lot of work, using third-party APIs to collect payment makes accepting payment from consumers simple. In this article, we will mostly be focusing on Paystack. I'll walk you through the pr...00
YYYahaya Yusufinomolluabii.hashnode.dev·Dec 25, 2022 · 3 min readCommand Line Interface for BeginnersCommand Line Interface or CLI as it usually refers to is an interface/tool that allows interaction with the hardware component of the computer. CLI however, does this through commands written in the console or terminal. GUI or Graphical User Interfac...00
YYYahaya Yusufinomolluabii.hashnode.dev·Sep 13, 2022 · 5 min readUsing Predicate from the Functional Interface Package in JavaThe advent of Java 8 brought about java.util.function package in Java. It's a package that contains defined functional interfaces usually used with Lambda Expression. I'm assuming that you have basic knowledge of Lambda Expression if not go ahead and...00
YYYahaya Yusufinomolluabii.hashnode.dev·Aug 19, 2022 · 4 min readLambda Expression SimplifiedIn the release of Java 8, the Lambda Expression was introduced. It's a technique for writing clear and succinct code. One of those concepts that people, especially novices, find challenging to understand is Lambda Expression. You will learn about Lam...00
