PostgreSQL is an open source object-relational database.  It is robust and can handle heavy workloads. PostgreSQL can be easily used on any OS family, such as Linux, BSD, Unix or Windows. In today’s post we will walk you through the setup of a replication system for PostgreSQL 9.6 in CentOS 7. Replication is the process …

Once we have set up a brand new CentOS 7 VPS, the next step should always be to secure the server. This is commonly known as server hardening. Server hardening ensures restrictive usage of the server by incorporating various authentication and authorization mechanisms. So what all are the security features that can be added to a new CentOS …

At its core, Ethereum is an open software platform. It allows developers to build and deploy decentralized applications and it is based on blockchain technology. An Ethereum Virtual Machine (EVM), can execute scripts using internationally linked network of public nodes. Ethereum’s cryptocurrency token is known as “Ether”. So is Ethereum similar to Bitcoin? Well, they do …