MongoDB is an open-source database developed by MongoDB Inc. that’s scalable and flexible. MongoDB stores data in JSON-like documents that can vary in structure. MongoDB is a document-oriented database system. It has a JSON-like document structure that is flexible and easy to work with. …

In this tutorial, we’ll have a look at getting started with the mysql module — a Node.js driver for MySQL, written in JavaScript. I’ll explain how to use the module to connect to a MySQL database, perform the usual CRUD operations, before examining stored procedures and escaping user input. Installing the “mysql” Module: Now…

Ethereum is easy and fun, but it is also relatively new. The developer solutions today are going through the teething stage — so, it’s new and cool but also slightly painful. As an example, take data extraction from the Ethereum blockchain. I’ve been keeping an eye out on solutions to…

Where to start? General Philosophy describes the smart contract security mindset. Solidity Recommendations contains examples of good code patterns. Known Attacks describes the different classes of vulnerabilities to avoid. Software Engineering outlines some architectural and design approaches for risk mitigation. Documentation and Procedures outlines best practices for documenting your system for other developers and auditors.

“On the Blockchain, no one knows you’re a fridge” — Richard Brown — Oh, so you’re here. It means you must have heard about blockchain and the buzz in the world going around about it. if you have heard about it, but don’t know how it works. Learn about blockchain and how it works here. Okay, so let’s get it on. One of…

“On the Internet, nobody knows that you’re a dog” — Peter Steiner Unless you have been living under a rock, you might probably have heard of the word “Blockchain” being thrown around recently. It seems to be one of the buzzwords of the year. …