How to Install Oracle Database 19c on centos 7

https://aws.amazon.com/blogs/compute/how-to-enable-x11-forwarding-from-red-hat-enterprise-linux-rhel-amazon-linux-suse-linux-ubuntu-server-to-support-gui-based-installations-from-amazon-ec2/ https://superuser.com/questions/1606321/windows-10-ubuntu-x11-with-xming-xterm-xt-error-cant-open-display-localhost

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Ansible Demo Video Tutorial

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What is DataStax Astra?

DataStax Astra DB simplifies cloud-native application development, and reduces time to install, deploy and scale from weeks to minutes. Astra DB eliminates operational overhead, the biggest obstacle to using Apache…

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What is Couchbase?

Couchbase Server, originally known as Membase, is an open-source, distributed (shared-nothing architecture) multi-model NoSQL document-oriented database software package optimized for interactive applications. These applications may serve many concurrent users by…

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What is CouchDB?

CouchDB is a document-oriented database and within each document fields are stored as key-value maps. Fields can be either a simple key/value pair, list, or map. It is an open-source…

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DevOps – Linux & VirtualBox & Vagrant Demo Tutorial

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Hashicorp Vault Demo Video Tutorials

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Complete JavaScript with AngularJS and NodeJS Certification Guide & tutorials

What is JavaScript with AngularJS and NodeJS? JavaScript was introduced as LiveScript, but Netscape converted its name to JavaScript. JavaScript is a dynamic computer programming language. It is lightweight and…

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Datadog Demo: Introduction Video

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Dynatrace Certified Professional Exam Info

Dynatrace Professional Certification Dynatrace Certified Professional Dynatrace Certification Training and Course Dynatrace Advance Training Dynatrace Intermediate Training Dynatrace Essential Training

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Datadog Integration with Postgres For Metric, Trace & Log

Database Monitoring provides deep visibility into your Postgres databases by exposing query metrics, query samples, explain plans, database states, failovers, and events. The Agent collects telemetry directly from the database…

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postgresql Installation and Configuration Tutorial Guide

How To Install and Use PostgreSQL on Ubuntu? Step 1 — Installing PostgreSQL Step 2 — Using PostgreSQL Roles and Databases The installation procedure created a user account called postgres…

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SRE Foundation and Advance Training and Certification

What is SRE stands for? Site reliability engineering (SRE) What is SRE? Site reliability engineering (SRE) is a software engineering approach to IT operations. SRE teams use software as a…

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How to provision RKE Kubernetes cluster from Rancher Web UI

Step 1 Step 2 – Step 3 Step 4 – Step 5 Get a code Step 6 – Add a Node and Install Docker Step 7 – Run command from…

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Kubernetes cluster provisioning with Rancher’s RKE command

Step 1 – Install docker Step 2 – Install RKE URL to download – https://github.com/rancher/rke/releases Step 3 – Add normal user to docker group Step 4 – Create rke config…

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How to Installing Rancher on a Single Node Using Docker

Step 1 – Install Docker Step 2 – Choose an SSL Option and Install Rancher Choose from the following options: Option A: Default Rancher-generated Self-signed Certificate Option B: Bring Your…

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Shell script to Enable ssh password authentication in Linux

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Vagrant: vagrantfile example for creating 3 linux vms

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What is Jacoco and How it works? An Overview and Its Use Cases

What is Jacoco? JaCoCo is an open-source toolkit for measuring code coverage in a code base and reporting it via visual reports. It is quite popular among a variety of…

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Complete PHP with Laravel Certification Guide & tutorials

What is PHP with Laravel? PHP was visioned eventually in the fall of 1994 by Rasmus Lerdorf. PHP means Hypertext Preprocessor. It’s a extensively- used, open source scripting language and…

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