set -euxo pipefail why? because CI pipeline is marked as success even script failed and so on. Explaining `set -euxo pipefail` command in simple words: -e = to exit immediately when a command -u = to treat unset variables as an error and exit immediately -x = to print each…

Plot A global cataclysm, caused by a fatal accident in Geneva, Switzerland, during the implementation of a particle accelerator, leaves the crew and students of the barque school-ship Estrella Polar (Polar Star) isolated in a post-apocalyptic world where most of the world’s land mass is now under water. The ship becomes their home in this isolated world. However, apart from the isolation, they also discover they are not alone, and must face “the others”.

From basic Ansible setup and prototyping with vagrant for local virtual server(s). You can create your own playground to learn Ansible. Let’s get started! Welcome aboard… Highly inspired by Jeff Geerling and his Book Ansible for DevOps Part I: Ansible and Vagrant setup On RHEL/CentOS Linux based system: $ sudo yum install ansible On Debian/Ubuntu-based system: …

STEP 1: Creating a simple nodejs hello world app Assuming that nodejs installed on your system. Installation create a new directory and initialize npm: mkdir nodejs-hello cd nodejs-hello npm init confirm default values with enter. npm will create a package.json which holds the dependencies of our app and the following code will add express framework as a dependency. npm install…

Open Source Routing Machine or OSRM High-performance routing engine written in C++14 designed to run on OpenStreetMap data. Nearest — Snaps coordinates to the street network and returns the nearest matches Route — Finds the fastest route between coordinates Table — Computes the duration or distances of the fastest route between all pairs of supplied coordinates …