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Install GDU on Linux Mint 20

This article covers the right steps to install the GDU disk usage analyzer on your Linux Mint 20 system. In fact, GDU Disk Usage Analyzer is a graphical disk usage analyzer for GNOME. It is inspired by godu, dua, ncdu, and df and is intended primarily for SSD disks to utilize parallel processing fully.

Install Gatsby on Ubuntu 20.04

This article covers how to install Gatsby static site generators on Ubuntu 20.04 Linux system. In fact, Gatsby fetches all the data, renders the entire website into static HTML, CSS, JS files with the data available at that time. As it generates the static files, Gatsby applications can be deployed in anywhere.

Install Jenkins on CentOS 8

This article covers how to install Jenkins on CentOS system. In fact, Jenkins is an open-source software written in Java and Scala which allows users the ability to automate almost any task and, it saves significant time that can be better utilized addressing other issues. When automating tasks with Jenkins, users can optimize their workflow by quickly automating the jobs that servers cannot do themselves.

Also, you will learn how to manage Jenkins services, allow them in firewall, and access Jenkins using the web browser.

Install and Use NVM on Debian 11

This article covers the basic nvm commands that you can use to install and manage multiple versions of Node.JS. In fact, Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for data-intensive real-time applications that run across distributed devices.


You can use the following command to list installed version's of Node for the current user:

$ nvm ls 

With this command you can find available Node.js version for the installation:

$ nvm ls-remote 

To find the default Node version set for the current user, run the command:

$ nvm run default --version 

Methods to Install OpenBoard on Linux Mint 20

This article covers how to Install OpenBoard on a Linux Mint 20 system. In fact, OpenBoard is an open source cross-platform teaching software for interactive whiteboard designed primarily for use in schools and universities. It can be used both with interactive whiteboards or in a dual-screen setup with a pen-tablet display and a beamer.

Install Ntopng on Ubuntu 20.04 LTS

This article covers how to install ntopng on Ubuntu OS and access its web interface. In fact, Ntopng is an essential application for monitoring and troubleshooting network problems.


More about Ntopng

Ntopng basically is a network traffic probe that will monitor network usage. It is based on libpcap, a Library written as part of a larger program called TCPDump. Ntopng is based on Redis key value server rather than traditional database, leverages nDPI for protocol discovery, supports host geolocation, and can display real-time flow analysis for connected hosts.


Main Features of Ntopng:

  • Packet capture → Packet capture / transmission using basic hardware with PF_RING. Zero-copy package distribution across threads, applications, and virtual machines. Includes Libpcap support for seamless integration with legacy applications.
  • Traffic recording → Lossless network traffic recording of 10 Gbit and above with n2disk. Industry standard PCAP file format. It allows to quickly retrieve packages using BPF. Accurate traffic reproduction with disk2n.
  • Network probe → nProbe- NetFlow v5 / v9 / IPFIX extensible probe with plug-in support for L7 content inspection.
  • Report on the use of the IP protocol → Even going so far as to classify it by type of protocol.
  • Traffic analysis → High speed web based traffic analysis and flow collection using ntopng. Persistent traffic statistics in RRD format. Layer 7 analysis leveraging nDPI, an open source DPI framework. Even going so far as to classify the traffic according to the source / destination.
  • Geolocate and Overlay Hosts → This will be done on a geographic map.
  • Alert engine → We can capture anomalous and suspicious hosts.
  • Produce network traffic statistics → Using HTML5 / AJAX technology.
  • We will have full support for current network protocols → Including IPv4 and IPv6.

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