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Showing posts with label Tutorials & Guides. Show all posts
Showing posts with label Tutorials & Guides. Show all posts

Thursday, October 29, 2020

How to Install Hadoop Single Node Cluster (Pseudonode) on CentOS 7

Hadoop is an open-source framework that is widely used to deal with Bigdata. Most of the Bigdata/Data Analytics projects are being built up on top of the Hadoop Eco-System. It consists of two-layer, one

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Wednesday, October 28, 2020

How to Monitor Ubuntu Performance Using Netdata

Netdata is a free and opensource real-time monitoring and troubleshooting tool for cloud servers, containers, applications, and on-premise IT infrastructure. It provides high granular and real-time system metrics such as CPU performance, RAM &

The post How to Monitor Ubuntu Performance Using Netdata first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Tuesday, October 27, 2020

How to Install OH-MY-ZSH in Ubuntu 20.04

When working with Unix-based environments our majority of time will be spent on working in a terminal. A good looking terminal will make us feel good and improves our productivity. This is where OH-MY-ZSH

The post How to Install OH-MY-ZSH in Ubuntu 20.04 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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How to Install and Setup Zsh in Ubuntu 20.04

This article is about installing and configuring ZSH on Ubuntu 20.04. This step applies to all Ubuntu-based distributions. ZSH stands for Z Shell which is a shell program for Unix-like operating systems. ZSH is

The post How to Install and Setup Zsh in Ubuntu 20.04 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Monday, October 26, 2020

What is MongoDB? How Does MongoDB Work?

MongoDB is an open-source, modern, general-purpose, document-based distributed database management system developed, distributed, and supported by MongoDB Inc. It is a powerful and flexible, agile NoSQL (non-relational) document database that stores data in documents

The post What is MongoDB? How Does MongoDB Work? first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Friday, October 23, 2020

How to Configure Network Static IP Address on RHEL/CentOS 8/7

The scope of this tutorial is to explain how we can edit and make changes to Network Configurations on RHEL/CentOS 8/7 from the command line only, and, more specifically how we can set up

The post How to Configure Network Static IP Address on RHEL/CentOS 8/7 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Thursday, October 22, 2020

How to Install and Configure OpenVPN Server in CentOS 8/7

A Virtual Private Network is a technology solution used to provide privacy and security for inter-network connections. The most well-known case consists of people connecting to a remote server with traffic going through a

The post How to Install and Configure OpenVPN Server in CentOS 8/7 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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How to Install Shutter Screenshot Tool in Ubuntu 20.04

Shutter is a free and open-source, feature-rich screenshot tool for Linux based operating systems such as Ubuntu. It is available for all major GNU/Linux distributions and can be installed using the default package manager.

The post How to Install Shutter Screenshot Tool in Ubuntu 20.04 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Wednesday, October 21, 2020

How to Setup and Manage Log Rotation Using Logrotate in Linux

One of the most interesting (and perhaps one of the most important as well) directories in a Linux system is /var/log. According to the Filesystem Hierarchy Standard, the activity of most services running in

The post How to Setup and Manage Log Rotation Using Logrotate in Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Tuesday, October 20, 2020

GoAccess (A Real-Time Apache and Nginx) Web Server Log Analyzer

GoAccess is an interactive and real-time web server log analyzer program that quickly analyze and view web server logs. It comes as an open-source and runs as a command line in Unix/Linux operating systems.

The post GoAccess (A Real-Time Apache and Nginx) Web Server Log Analyzer first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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How to Install Guacamole to Access Your Computers from Anywhere in Ubuntu

Apache Guacamole is a clientless open-source web-based gateway that provides remote access to servers and even client PCs via a web browser using protocols such as SSH, VNC and RDP. Apache Guacamole comprises 2

The post How to Install Guacamole to Access Your Computers from Anywhere in Ubuntu first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Monday, October 19, 2020

How to Boost the Productivity with Sublime Text Snippets

Long story short, Recently I was assigned to a project in my work where I have to create a lot of bash scripts. I am from a python background and using Jupyter Notebook for

The post How to Boost the Productivity with Sublime Text Snippets first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Sunday, October 18, 2020

Install Lubuntu 20.04 – A Lightweight Linux Desktop Environment

Lubuntu is an open-source distribution of Linux based on Ubuntu. It is lightweight, fewer resource hungry, more energy-efficient and uses an LXQT desktop environment. The initial release of Lubuntu has LXDE as their desktop

The post Install Lubuntu 20.04 - A Lightweight Linux Desktop Environment first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Friday, October 16, 2020

How to Resolve “Temporary failure in name resolution” Issue

Sometimes when you try to ping a website, update a system or perform any task that requires an active internet connection, you may get the error message ‘temporary failure in name resolution’ on your

The post How to Resolve "Temporary failure in name resolution" Issue first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Thursday, October 8, 2020

How to Install vnStat and vnStati to Monitor Network Traffic in Linux

VnStat is a console-based network traffic monitoring tool design for Linux and BSD. It will keep a log of the network traffic for selected network interfaces. To generate the logs, vnStat uses the information

The post How to Install vnStat and vnStati to Monitor Network Traffic in Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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How to Install PostgreSQL and pgAdmin in RHEL 8

Pgadmin4 is an opensource web-based management tool for managing PostgreSQL databases. It’s a Python-based web-application developed using the flask framework at the backend and HTML5, CSS3, and Bootstrap on the frontend. Pgadmin4 is a

The post How to Install PostgreSQL and pgAdmin in RHEL 8 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Tuesday, October 6, 2020

How to Monitor Node.js Applications Using PM2 Web Dashboard

PM2 is a popular daemon process manager for Nodejs with a complete feature set for a production environment, that will help you manage and keep your application online 24/7. A process manager is a

The post How to Monitor Node.js Applications Using PM2 Web Dashboard first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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How to Install Odoo (Open Source ERP and CRM) on CentOS 8

Odoo is an opensource all-in-one business management software that ships with a suite of various business applications for various uses such as eCommerce, project management, helpdesk, accounting, inventory, and a website builder to mention

The post How to Install Odoo (Open Source ERP and CRM) on CentOS 8 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Monday, October 5, 2020

Setup Passwordless SSH Login for Multiple Remote Servers Using Script

SSH Key-based authentication (also known as public-key authentication) allows for password-less authentication and it is a more secure and a much better solution than password authentication. One major advantage of SSH password-less login, let

The post Setup Passwordless SSH Login for Multiple Remote Servers Using Script first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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Sunday, October 4, 2020

How to Switch (su) to Another User Account without Password

In this guide, we will show how to switch to another or a specific user account without requiring a password. For example, we have a user account called postgres (the default PostgreSQL superuser system

The post How to Switch (su) to Another User Account without Password first appeared on Tecmint: Linux Howtos, Tutorials & Guides.



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