DHCP (short for Dynamic Host Configuration Protocol) is a client/server protocol that enables a server to automatically assign an IP address and other related configuration parameters (such as the subnet mask and default gateway)…
How to Access a Remote Server Using a Jump Host
A jump host (also known as a jump server) is an intermediary host or an SSH gateway to a remote network, through which a connection can be made to another host in a dissimilar…
How To Set Up Jupyter Notebook with Python 3 on Ubuntu 18.04
Introduction
An open-source web application, Jupyter Notebook lets you create and share interactive code, visualizations, and more. This tool can be used with several programming languages, including Python, Julia, R, Haskell, and Ruby. It is often used for working with data, statistical modeling, and machine learning. Continue reading “How To Set Up Jupyter Notebook with Python 3 on Ubuntu 18.04”
Installation of “RHEL 8” Beta with Screenshots
Red Hat Enterprise Linux 8 beta version has been released which provides an early access to what RHEL 8 will bring. The new release of RHEL is based on Fedora 28 and the upstream…
How To Set Up Buildbot on FreeBSD
The author selected the Open Internet/Free Speech Fund to receive a donation as part of the Write for DOnations program. Continue reading “How To Set Up Buildbot on FreeBSD”
How To Set Up an Elasticsearch, Fluentd and Kibana (EFK) Logging Stack on Kubernetes
Introduction
When running multiple services and applications on a Kubernetes cluster, a centralized, cluster-level logging stack can help you quickly sort through and analyze the heavy volume of log data produced by your Pods. One popular centralized logging solution is the Elasticsearch, Fluentd, and Kibana (EFK) stack. Continue reading “How To Set Up an Elasticsearch, Fluentd and Kibana (EFK) Logging Stack on Kubernetes”
How to Create Multiple User Accounts in Linux
The two utilities for adding or creating user accounts in Unix/Linux systems are adduser and useradd. These commands are designed to add a single user account in the system at a time. What if…
Como Criar uma Imagem do Seu Ambiente Linux e Lançá-la na DigitalOcean
Introdução
O recurso Custom Images ou Imagens Personalizadas da DigitalOcean lhe permite trazer seu disco virtual personalizado de Linux e Unix-like de um ambiente local ou de outra plataforma de nuvem para a DigitalOcean e utilizá-lo para iniciar Droplets na DigitalOcean. Continue reading “Como Criar uma Imagem do Seu Ambiente Linux e Lançá-la na DigitalOcean”
Askbot – Create Your Own Q&A Forum Like Stack Overflow
Askbot is an open source, simple yet powerful, fast and highly-customizable software for creating a question and answer (Q&A) forum. It is inspired by StackOverflow and YahooAnswers, and written in Python on top of…
How to Use Udev for Device Detection and Management in Linux
Udev (userspace /dev) is a Linux sub-system for dynamic device detection and management, since kernel version 2.6. It’s a replacement of devfs and hotplug. It dynamically creates or removes device nodes (an interface to…