Hello everyone, In the last article I talked about the implementation of a database system using Tangle and IPFS. Today I am going to present a use case for my database. I will create a recycling system. The recycling industry faces a serious challenge, The quantities of recycled materials is…

Since the quarantine and while working on my graduation project, I discovered the IOTA Data Marketplace platform. And I thought why are the data sources so scarce? Why do corporations and different institutions want to keep their data a secret, although it has been proved that sharing data for the…

Since August 2019, I started working on my graduation project idea which is a supply chain system to keep track of products from manufacturing to end-users. Where end-users could earn some IOTAs as rewards for putting their products in our smart trash. Eco-track consists of a mobile app for the…

This article will demonstrate how to use react hooks to evaluate/submit transactions and fetch events from the blockchain. I found many practices to follow, but the best one I found was on the Defi projects. Defi projects need to create complicated components to manage mining pools, fetch user data, and…

المصدر

عندما يتم ذكر البلوك تشين فى أى مناسبة, غالبا ما تجول فى ذهن المستمع افكار عن البيتكوين والمحافظ الذكية, لكن فى الواقع فإن استخدامات البلوك تشين تتخطى هذا بكثير. فهى ،على سبيل المثال ﻻ الحصر، تمكن المؤسسات الحكومية من محاربة الفساد والوقاية من المحتالين. لنفترض ان صديقأً لنا يدعى أحمد…

This article will demonstrate different ways to get a backup for your fabric network. To deploy the same hyperledger fabric network with previously submitted data in a different host. Two ways, the first one is taking a backup from the fabric docker containers. …

As a blockchain developer, most of my work is an MVP for startups, POC for academic research or an on-premise system for governmental institutions. When someone asks me to make a real-life production network, I feel a bit nervous. How to handle the deployments? How to make it scaleable? How…

Recently, I started to work with a large team of frontend and backend developers. The project was easy, The only smart contract I developed needed a few hours to be ready to use. But I had to face a serious challenge as the majority of my team has zero background…

This week, I learned how to use AWS in Blockchain. I am going to create a private blockchain using IBFT2 consensus algorithm. I will use VPC with private/public subnets and create eight EC2 instances of type t2.micro. …

Hello everyone, Today I got a task to use Hyperledger Besu. Besu is a private Blockchain for enterprises that use the POA (Proof Of Authority). In this article, I will show you, How to use Hyperledger Besu with truffle and your solidity knowledge in Only 2 minutes. Besu is a…

Yehia Tarek

A Full-Stack Blockchain Developer, https://www.linkedin.com/in/yehia-tarek-abdelmonem/

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