@Hardik1

Hardik Mer

@Hardik1Surat, Gujarat, IndiaJoined January 2026

Building with MERN stack, Deploying with DevOps Mindset

About

Building with MongoDB, Express, React, and Node. Learning how to scale and automate with DevOps tools. Documenting my "Learning in Public" journey one post at a time.

Available for

Available for: ➤ Freelance MERN Stack projects ➤ Collaborating on DevOps automation tools. ➤ Technical guest posting and documentation. ➤ Mentoring junior developers in JavaScript fundamentals.

Hardik Mer's blogs

The Secret Life of Linux Processeslife-of-linux-processes.hashnode.dev1 post

How Sudo Actually Grants You God-Modesudo-privilege-escalation.hashnode.dev1 post

Linux Storage: Raw Disk to LVM Powerdisk-management.hashnode.dev1 post

The LVM Revolution: How to Never Fear a "Disk Full" Error Again

When you buy a new Hard Drive or SSD, it is essentially a high-tech brick. It is a vast, empty landscape of 0s and 1s with no instructions, no organization, and no purpose. How your computer turns that "brick" into a place where you can save your pho...

Feb 13 · 4 min readdisk-management.hashnode.dev

How Sudo Actually Works: A Deep Dive into Sudo Internals

Most developers treat sudo like a magic "Open Sesame" command. But beneath the surface, it is a sophisticated dance of kernel permissions, pluggable modules, and temporary files. If you want to master the Linux system. You need to understand the gear...

Jan 31 · 6 min readsudo-privilege-escalation.hashnode.dev

The Secret Life of Linux Processes: From Birth to Zombie

In Linux, everything is a file, but everything that happens is a process. If you want to master the server, you have to understand the lifecycle of these invisible workers. The Million Dollar Question: Is my code the same thing as my app? Program vs....

Jan 24 · 5 min readlife-of-linux-processes.hashnode.dev

Hardik Mer

About

Available for

Hardik Mer's blogs

The LVM Revolution: How to Never Fear a "Disk Full" Error Again

How Sudo Actually Works: A Deep Dive into Sudo Internals

The Secret Life of Linux Processes: From Birth to Zombie

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Hardik Mer

About

Available for

Hardik Mer's blogs

The LVM Revolution: How to Never Fear a "Disk Full" Error Again

How Sudo Actually Works: A Deep Dive into Sudo Internals

The Secret Life of Linux Processes: From Birth to Zombie