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Using Vue and Axios to Display Data from an API

Vue.js is a popular JavaScript framework for building user interfaces. It’s designed to be incrementally adoptable. It can also work with other libraries and existing projects. However, Vue can power sophisticated single-page applications by itself (with the help of modern tooling and supporting libraries, of course). Vue, being a JavaScript-based framework, supports all the JavaScript features as well. JSON is …

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Installing R on Ubuntu 21.04: A Tutorial

R is a programming language that specializes in working with data. R is free software that supports an extensive catalog of statistical and graphical methods. The list includes various machine learning algorithms, time series, linear regression, and more. It’s used by industry giants like Google, Facebook, Airbnb, Uber, etc. As the description suggests, R is the go-to option when big …

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Working with Docker Data Volumes on Ubuntu 20.04

Introduction Docker Data Volumes is an important concept when containerizing your applications. Knowing this concept is vital for ensuring the best experience of your containerized application along with reliable persistence and data management. However, while this concept is important, it is also confusing and complex for many developers. It is important for developers and DevOps specialists to be able to …

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Sharing Data between Docker Containers

Introduction Docker is a container platform that is a lightweight, virtualized, portable, software-defined standardized environment that allows the software to run in isolation of other software running on the physical host machine. Docker is a defining component of the Continuous Development and Integration aspect of Software Development. By providing a consistent run-time environment, Docker ensures that software behaves the same …

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A Tutorial on Working with JSON in JavaScript

Introduction There are many ways that JSON can be used in JavaScript. One of its most basic uses is storing data. You can also use it to transfer data between clients, between servers, or from server to client. Other useful applications include the ability to configure and verify data as well as generate data structures. In this tutorial, we will …

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An Overview of the JSON Data Sharing Format

JavaScript Object Notation (JSON for short and pronounced much like the name ‘Jason’), is a type of data sharing format. As evidenced by its name, JSON stems from JavaScript, but it is not the sole code proprietor that permits its utilization. In fact, many other programming languages have it available for their use including Ruby, PHP, Python, and Java. When …

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How To Share Data Between a Docker Container and a Host

Introduction Generally, Docker containers only run for a certain period of time – the time it takes to run the command. The data that is available inside the container can only be accessed from within the container during the runtime. Docker volumes can be used for accessing the files easily and storing them for a longer period. For example, if …

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How to Install WordPress with LAMP on Ubuntu 20.04

Introduction WordPress is undoubtedly the most popular Content Management System. You can host about anything on WordPress- from simple portfolio websites, company landing pages, and blogs to full-fledged eCommerce websites. It guarantees flexibility, robustness, and security, which are key for the success of any website. Downloading and installing WordPress is straightforward. Then, once you have installed it on your server, …

How to use vnStat and iftop

How to use vnStat and iftop to monitor data consumption within a VM

In the generation of cloud computing, virtual machines (VMs) have become very common, while the usage of physical machines has started to gradually decrease. In this post, we will introduce the tools, ‘vnStat’ and ‘iftop,’ which we can use to monitor data consumption in a VM. First, I am creating a machine with the following resources: 20 GHz CPU 16 …

Installing Hadoop Tutorial

Installing Hadoop on a Single Node in Five Simple Steps

Welcome to our guide on installing Hadoop in five simple steps. To start with, the Apache Hadoop software library is a framework that allows for the distributed processing of large data sets across clusters of computers using simple programming models. It is designed to scale up from single servers to thousands of machines, each offering local computation and storage. Rather …

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Setting up a Big Data Cluster on Cloudera Tutorial

CDH is Cloudera’s 100% open source platform distribution, including Apache Hadoop and built specifically to meet enterprise demands. CDH delivers everything you need for enterprise use right out of the box. By integrating Hadoop with more than a dozen other critical open source projects, Cloudera has created a functionally advanced system that helps you perform end-to-end Big Data workflows. (Source). …