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Field notes for systems that need to survive reality.

Longer essays on engineering decisions, systems thinking, automation, and the tradeoffs behind practical work.

All field notes

// 13MAR 30, 2024

How to open link in new tab in markdown?

Use rehype-external-links to open links in new tab

astromarkdown
2 min readRead article
// 14MAR 26, 2024

Improve tmux with a simple bash function

A better way to manage tmux sessions

tmuxlinux
2 min readRead article
// 15MAR 20, 2024

How to execute python module?

Use this simple trick to execute a module instead of a single python script

pythonpython-module
2 min readRead article
// 16JUL 21, 2023

Sample Markdown

A step-by-step guide to my personal Arch Linux installation process using LUKS encryption, Logical Volume Management (LVM), and systemd-boot. This guide also includes WiFi setup using iwd and aims for a minimal, secure, and functional base system.

linux
2 min readRead article
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© 2026 Rajesh Das. All rights reserved.

Rajesh Das

DevOps engineer, automation builder, and technical writer sharing the work, notes, and learning behind the craft.

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Rajesh Das