The Ever-Changing Field of Software Development, What’s Next?
The Ever-Changing Field of Software Development, What’s Next? The software development process has morphed significantly since the 70s. Some of the major changes that developers have witnessed…
AWS Tutorial: Auto mount EBS Volume to ec2 Linux instance on Reboot
By default on every reboot, the EBS volumes other than root volume will get unmounted. To enable automount, you need to make an entry in the /etc/fstab…
AWS Tutorial: How to Attach and Mount an EBS volume to EC2 Linux Instance?
Step 1 – Create a Volume Step 2 – Attach a Volume to EC2 Instance Step 3 – Verify if Volume is attached or not Verify if…
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
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…
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…
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…
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…
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
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…
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…
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 –…
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 –…
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…
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…
What is OpenNN and How it works? An Overview and Its Use Cases
What is OpenNN? It is an open source class library written in C++ which implements neural networks. OpenNN is a free neural networks library for advanced analytics….
What is Junit and How it works? An Overview and Its Use Cases
History & Origin of Junit JUnit was born on a flight from Zurich to Atlanta in 1997 for OOPSLA. Kent Erich was flying with Gamma, and what…
What is Google ML Kit and How it works? An Overview and Its Use Cases
ML Kit is Google’s machine learning expertise for mobile developers in one powerful and easy-to-use package. Make your iOS and Android apps more attractive, personalized and helpful…
SRE Template Example & Checklist
Example Postmortem Example Postmortem from sre.google A standard template used for postmortems at PagerDuty postmortem templates at github postmortems at Atlassian Example Availability Table Availability Table from…
How to Migrate Sonarqube from H2 to Postgresql?
Step 1 – Run Postgresql using docker command Step 2 – Modify sonar.properties Step 3 – Do this Step 4 – Do this Step 5 – Start…