Posts

• Setting Up a Telegram Bot for VPS Alert Notifications

  Create a Telegram bot in a few easy steps to receive alert notifications directly from your Virtual Private Server (VPS), ensuring you're always updated in real-time.

• How to use vi editor without going crazy

  Start to use vi learning only the basic commands

• What is the difference between dom and virtual dom

  DOM stands for Document Object Model and it defines the logical structure of documents. The Virtual DOM is its lightweight simplified copy...

• How to give a user access to the AWS billing console

  AWS root users can delegate access to specific IAM users who need to read or change AWS Billing and Cost Management data for an AWS account.

• Kubernetes main concepts and commands

  Personal notes studying for CKAD exam: Pods, ReplicaSets, Deployments and Namespaces

• How to enable user and password autocomplete suggestions

  Enabling password autofill on an HTML input element

• How to setup a firewall with UFW on Debian

  How to setup a firewall with UFW on Debian

• How to secure your VPS with Fail2ban

  How to install and configure Fail2ban on Centos and Debian to protect your virtual private server

• Generate dynamic open graph images for blog posts

  Learn how to generate social cards for Twitter, Facebook, Slack with the blog post title, using og-image service by Vercel. And how to integrate it in a gatsbyjs blog.

• Asymmetric encryption in Nodejs

  How to generate public and private key, and how to encrypt e decrypt using this keys