This document outlines my approach to accessing remote systems, emphasizing the use of SSH for secure connections. It focuses on using SSH agent forwarding to avoid the hassle and security risks of...

Systemd is a suite of fundamental building blocks for a Linux system. It provides a system and service manager that runs as PID 1 and initializes the rest of the system. It is replacement to SysV i...

rclone is a versatile command-line program to manage files on cloud storage. This cheat sheet covers essential commands for common tasks. Configuration Configure rclone: rclone config ...

This document outlines the steps to set up a Dockerized development environment for this portfolio (Chirpy-themed Jekyll site) on Debian Linux. The steps here were tested on a Parallels virtual mac...

Docker has revolutionized software development and deployment by providing a streamlined approach to containerization. This cheat sheet enhance my Docker workflow with some advanced commands, best ...

Introduction Crontab is a powerful utility in Unix-like operating systems that allows you to schedule and automate tasks at predefined intervals. It uses a cron daemon to execute commands or scrip...

As a Backend Engineer, ensuring confidentiality and security is paramount in my work, especially when handling sensitive data like API keys and private configuration elements that require strict co...

This guide provides practical insights and best practices to harden Debian-based (Ubuntu) Linux systems against cyber threats, focusing on the core security goals of the CIA Triad: ...

This post is a revised version of Chirpy:Text and Typography by Cotes Chung. It serves as a concise Markdown cheat sheet, that I use daily, covering a range of commonly used syntax elements. There ...