Immanuel Raj

Tag: linux

  • A tech-themed image with a dark background. A glowing orange Ubuntu logo on the left is connected to a glowing blue globe (representing the internet) on the right by a line with the word 'Netplan' in the center.

    How to Add Floating IP to Ubuntu and Debian Servers with Netplan

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    Immanuel Raj
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    Learn how to configure floating IP addresses on Ubuntu and Debian servers using Netplan for high availability and seamless failover. This comprehensive guide covers YAML configuration, troubleshooting, security best practices, and automation scripts for production environments.

  • Piping Bash

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    Immanuel Raj
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    Bash is good, ZSH is also good….but the fact that they both do not allow piping is bad. Well technically they do work, but it works in a different way. Sometimes its okay for us, rest times it is not. So what’s the issue here… Say you have a code in your bash script like…

  • Rootless docker

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    Immanuel Raj
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    References ASSUMPTIONS Docker Root Installation Pre-Requisites Docker Installation Installing docker compose It all works 🎉 ! But here are some common problems Network slow For this you can refer to https://docs.docker.com/engine/security/rootless/#network-is-slow Using privileged ports aka <1024

  • AH shit here we go again !

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    Immanuel Raj
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    I know i know…..its really annoying when we type something without sudo and it asks for sudo and now we have to retype the whole things with sudo (or go to the previous command [with up arrow] and then move back with arrow keys or home key or anything…) while its a good approach…there is…

  • Finding the user

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    Immanuel Raj
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    To know who is using your system/server right now you can use or it will show you who is in and what they are doing, when did they login etc