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Últimas noticias sobre Cloud Computing, AWS, Kubernetes, OpenShift, Ansible, Jenkins y mucho más!

How To Deploy a Go Web Application with Docker and Nginx on Ubuntu 18.04

The author selected the Free and Open Source Fund to receive a donation as part of the Write for DOnations program. Introduction Docker is the most common containerization software used today. It enables developers to easily package apps along with their environments, which allows for quicker iteration cycles and better resource efficiency, while providing the Read more about How To Deploy a Go Web Application with Docker and Nginx on Ubuntu 18.04[…]

An Introduction to Working with Strings in Go

A string is a sequence of one or more characters (letters, numbers, symbols) that can be either a constant or a variable. Made up of Unicode, strings are immutable sequences, meaning they are unchanging. Because text is such a common form of data that we use in everyday life, the string data type is a Read more about An Introduction to Working with Strings in Go[…]

Summary of Authentication Methods in Red Hat Ansible Tower

Red Hat Ansible Tower 3.4.0 has added token authentication as a new method for authentication so I wanted to use this post to summarize the numerous enterprise authentication methods and the best use case for each. Ansible Tower is designed for organizations to centralize and control their automation with a visual dashboard for out-of-the box Read more about Summary of Authentication Methods in Red Hat Ansible Tower[…]

Blog: Introducing kube-iptables-tailer: Better Networking Visibility in Kubernetes Clusters

Authors: Saifuding Diliyaer, Software Engineer, Box At Box, we use Kubernetes to empower our engineers to own the whole lifecycle of their microservices. When it comes to networking, our engineers use Tigera’s Project Calico to declaratively manage network policies for their apps running in our Kubernetes clusters. App owners define a Calico policy in order Read more about Blog: Introducing kube-iptables-tailer: Better Networking Visibility in Kubernetes Clusters[…]

Singularity and HashiCorp Nomad: A Perfect Fit for Enterprise High Performance Computing

Eduardo Arango is a Software engineer at Sylabs Inc. Currently a PhD student on Computer science, on Cloud computing architecture. His areas of research are High Performance Computing, Linux containers, Distributed Systems, and cloud computing. Eduardo is a software engineer at Sylabs inc, the company behind the Singularity OSS project, working on quality assurance and Read more about Singularity and HashiCorp Nomad: A Perfect Fit for Enterprise High Performance Computing[…]

Announcing Terraform 0.12 Beta 2

We are pleased to announce the availability of the second beta release of HashiCorp Terraform 0.12! The 0.12 release of Terraform contains major language improvements and a host of new features. You can learn more about the new functionality in our 0.12 preview blog series, or by browsing the configuration language docs which are updated Read more about Announcing Terraform 0.12 Beta 2[…]

How To Install and Configure Zabbix to Securely Monitor Remote Servers on Ubuntu 18.04

The author selected the Open Source Initiative to receive a donation as part of the Write for DOnations program. Introduction Zabbix is open-source monitoring software for networks and applications. It offers real-time monitoring of thousands of metrics collected from servers, virtual machines, network devices, and web applications. These metrics can help you determine the current Read more about How To Install and Configure Zabbix to Securely Monitor Remote Servers on Ubuntu 18.04[…]

How To Build and Deploy a GraphQL Server with Node.js and MongoDB on Ubuntu 18.04

The author selected the Wikimedia Foundation to receive a donation as part of the Write for DOnations program. Introduction GraphQL was publicly released by Facebook in 2015 as a query language for APIs that makes it easy to query and mutate data from different data collections. From a single endpoint, you can query and mutate Read more about How To Build and Deploy a GraphQL Server with Node.js and MongoDB on Ubuntu 18.04[…]

How To Scrape Web Pages and Post Content to Twitter with Python 3

The author selected The Computer History Museum to receive a donation as part of the Write for DOnations program. Introduction Twitter bots are a powerful way of managing your social media as well as extracting information from the microblogging network. By leveraging Twitter’s versatile APIs, a bot can do a lot of things: tweet, retweet, Read more about How To Scrape Web Pages and Post Content to Twitter with Python 3[…]