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Atef

Transactions in Amazon DynamoDB

Developers sometimes need to implement business logic that requires multiple, all-or-nothing operations across one or more tables. This requirement can add unnecessary complexity to their implementation. Today, Amazon is making these use cases easier to build on DynamoDB with native support for transactions! DynamoDB transactions provide developers atomicity, consistency, isolation, and durability (ACID) across one or more tables within...

Solving Morgan and a String Challenge

We will see in this article how to solve the famous Morgan and a String challenge. The challenge Jack and Daniel are friends. Both of them like letters, especially upper-case ones. They are cutting upper-case letters from newspapers, and each one of them has his collection of letters stored in a stack. One beautiful day, Morgan...

Singapore Online Marketplace Builder Arcadier to Raise US $25 Million via Token Sale to bring eCommerce Marketplaces on the Blockchain

SINGAPORE, November 2018 – Arcadier, a Singapore-headquartered online marketplace builder, has announced the launch of its Token Generation Event (TGE) Presale for Project ArcadierX, Arcadier’s blockchain-enhanced marketplace platform. Arcadier aims to introduce immutability, transparency and decentralisation to the global B2B and B2C eCommerce markets, while enhancing trust through blockchain. Arcadier intends to raise US $25...

Securing Hyperledger Fabric with a Custom CA

In this tutorial, we will learn how to secure the communications between the different nodes of our Hyperledger Fabric network using TLS and deploying it to a Kubernetes cluster on RHEL (Red Hat Enterprise Linux). Prerequisites  You will need to install these software: KubernetesRed Hat Enterprise Linux (RHEL)Docker Enterprise Edition (DEE)Docker Compose Getting started Container...

Scalability at Uber with Uber’s Alerting System

To reach a certain level of scalability, Uber is using microservices architecture with thousands of implemented services to support the company growth. The mobile application, the internal solutions, the infrastructures support and all the other products are maintained within microservices. To maintain this system, Uber’s engineers built an alerting pipeline responsible for detecting, mitigating, and notifying...

Microsoft is Now Using FIDO2 Instead of Passwords

Microsoft is now enabling authentication using FIDO2, thus moving towards killing passwords. This update will affect users of Outlook, Skype, Office, OneDrive, Xbox Live and others. It will help them to sign in more seamlessly. Writing in a blog post confirming the move, Alex Simons, corporate vice president of program management in Microsoft’s identity division,...

Fantasy Football and Machine Learning

In this article, we will see how IBM is using machine learning to predict fantasy football actions. ESPN and IBM have teamed up to bring a new level of insight to fantasy football team owners: Watson AI. #FantasyFootballFace. Watson is built on an enterprise grade machine learning pipeline to read, understand, and comprehend millions of...
quiz application for ios and android
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Full Mobile Quiz Application with Backend

Get started with this React Native based Quiz application with all the needed UI elements, admin dashboard and set up wizard built using NativeBase, React Navigation and Firebase with all the screens you’d want for Quiz App! Features Power-packed with React, React Native, NativeBase, React NavigationDaily Challenges With Point RewardsIncludes a Rate Us & an Invite...

Yam – Responsive Multipurpose One Page HTML Template

YAM is a powerful One Page HTML Template, perfect for corporate, suitable for different business and can be used for many needs. This Template is carefully designed in a Clean and Modern Style in order to create a wonderful user experience. It is Fully responsive layout, Very Flexible Code, Very Easy to Customize and Well Documented. ...

Mataam – A complete solution for an order and delivery IOS and Android application.

Mataam is a full and a complete solution for a food order and delivery mobile application. It has all what you need to start an app for food delivery, from the restaurants dashboard to the delivery men app. You will be able to publish it on Google PlayStore and Apple AppStore. It uses Stripe and PayPal for...
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