---
title: "renan hafsar (@renan-hafsar) | Hashnode"
description: "Safety professional by day, Linux explorer by night. Read the latest articles by renan hafsar on Hashnode."
url: "https://hashnode.com/@renan-hafsar"
---

@renan-hafsar

# renan hafsar

@renan-hafsar · Jakarta, Indonesia · Joined May 2026

Safety professional by day, Linux explorer by night.

### [Disk Usage](https://linux-notes.hashnode.dev/disk-usage?utm_source=hashnode&utm_medium=feed)

Discover how to use the \`du\` command to check disk usage and manage storage efficiently in Linux.

5 min read · [linux-notes.hashnode.dev](https://linux-notes.hashnode.dev/disk-usage?utm_source=hashnode&utm_medium=feed)

[Jun 18](https://hashnode.com/posts/disk-usage/6a33944ec919ee623254f07e)

### [grep and find Commands in Linux](https://linux-notes.hashnode.dev/grep-and-find-commands-in-linux?utm_source=hashnode&utm_medium=feed)

Master grep & find commands for efficient file searching in Linux

25 min read · [linux-notes.hashnode.dev](https://linux-notes.hashnode.dev/grep-and-find-commands-in-linux?utm_source=hashnode&utm_medium=feed)

[May 15](https://hashnode.com/posts/grep-and-find-commands-in-linux/6a070bf8b54b0a065f4fc8df)

### [Backslash Functions in Linux](https://linux-notes.hashnode.dev/backslash-functions-in-linux?utm_source=hashnode&utm_medium=feed)

Backslash in Terminal can be so important

1 min read · [linux-notes.hashnode.dev](https://linux-notes.hashnode.dev/backslash-functions-in-linux?utm_source=hashnode&utm_medium=feed)

[May 15](https://hashnode.com/posts/backslash-functions-in-linux/6a0677309548aec9d5e6b1a5)

### [ls Command in Linux](https://linux-notes.hashnode.dev/ls-command-in-linux?utm_source=hashnode&utm_medium=feed)

ls is essential for file and directory management.

9 min read · [linux-notes.hashnode.dev](https://linux-notes.hashnode.dev/ls-command-in-linux?utm_source=hashnode&utm_medium=feed)

[May 14](https://hashnode.com/posts/ls-command-in-linux/6a063f2ebaf09db7a63ebee4)

### [Working with Path and cd Command](https://linux-notes.hashnode.dev/working-with-path-and-cd-command?utm_source=hashnode&utm_medium=feed)

Learn Linux basics: navigate directories with cd command

5 min read · [linux-notes.hashnode.dev](https://linux-notes.hashnode.dev/working-with-path-and-cd-command?utm_source=hashnode&utm_medium=feed)

[May 13](https://hashnode.com/posts/working-with-path-and-cd-command/6a04310e52a9c969d61ea7ff)