Due to its open-source and customizable nature, Linux has become very popular in a lot of fields, including engineering. Indeed, Benson Hougland, marketing VP of manufacturing company Opto 22, attests that one of the primary drivers of the rise of…
A DNS cache (sometimes called a DNS resolver cache) is a temporary database, maintained by a computer’s operating system, that contains records of all the recent visits and attempted visits to websites and other internet domains. You may want to…
CouchDB is a free and open-source fault-tolerant database made and maintained by the Apache Software Foundation. It is a very good choice for a NoSQL type database, where you do not want a relational database. In this tutorial, we shall…
The hosts’ file is an extremely useful albeit small text file that stores host names with associated IP addresses. It is basically a mapping from hostnames to IP addresses. Any network protocol uses this mapping to convert hostnames to numeric…
NOTE: Before reading this article, I would like to inform you that the ifconfig command is outdated, and is not recommended anymore. The ip command is the current replacement for the ifconfig command. Even though this program may be outdated,…
In this article, we’ll look at how we can install the Laravel framework on our Ubuntu system in just a few steps! Let’s get started. Laravel is a free and open-source PHP web application framework that is used to build…
In this tutorial, we’ll look at how we can install Node.JS on Ubuntu 18.04 machine, in just a few steps! Node.JS is one of the most popular Javascript frameworks used in web development – whether it be front end or…
PING (Packet INternet Groper) is a network administration utility used to check the connectivity status between a source and a destination computer/device over an IP network. It also helps you assess the time it takes to send and receive a…
The chmod (change mode) command in Linux is used to change the access mode of a file, based on the type of user accessing the file and the type of permission associated with accessing the file. File Permissions and User…
PostgreSQL, or Postgres, is a relational database management system that provides an implementation of the SQL querying language. It is a popular choice for many small and large projects, having many advanced features like transaction management and transaction without read-locks,…