Skip to main content
Home
Techies Briefcase
~ by Hari Venu

Main navigation

  • Home
  • Tools
    • Placeholder Image
    • JSON Diff
    • QR Code Generator
    • Random String Generator
    • HTML to PDF Generator
  • About me
  • Photos
  • Search

Breadcrumb

  1. Home
  2. Topics
  3. Linux

Linux

By hari, 8 July, 2025

Fixing the “Missing GPG Key” Error on Kali Linux During apt update

Running apt update on Kali and hitting a GPG key error? Don’t panic — here’s a quick fix to get your updates back on track.

Tags

  • kali
  • Linux
By hari, 13 June, 2025

Fixing Unplayable MP4 Videos in Jellyfin by Batch Re-encoding with FFmpeg

If you're using Jellyfin the open-source media server you may have come across this annoying issue: some .mp4 files just won’t play, even though they open fine in VLC or other players. This is typically due to codec incompatibilities or unusual encoding parameters that Jellyfin’s media engine can't handle well.

Tags

  • Linux
  • Jellyfin
  • Bash Script
By hari, 22 March, 2025

How to Install and Use Scrcpy to Mirror Your Android Screen on Linux (Debian)

Scrcpy is a free and open-source tool that allows you to mirror and control your Android device from your Linux computer.

Tags

  • Linux
  • Android
By hari, 21 February, 2025

How to Create a New User with Root Privileges in Linux

Creating a new user with root (sudo) privileges in Linux is essential for managing administrative tasks securely. This guide provides step-by-step instructions

Tags

  • Linux
By hari, 21 February, 2025

How to Clone User Configuration and GNOME Extensions in Kali Linux (Debian-Based)

If you've already set up a user with all configurations and GNOME extensions in Kali Linux and want to create a new user with the same setup, follow this step-by-step guide.

Tags

  • Linux
By hari, 3 June, 2024

Meet btop: The Ultimate Resource Monitor for Linux Enthusiasts

The btop command in Linux is a resource monitor similar to top, but with a more modern and user-friendly interface. It provides real-time information about system resources such as CPU, memory, disk, and network usage, as well as details about running processes. btop stands for Better TOP and is part of a suite of resource monitors that includes htop and atop.

Tags

  • Linux
  • Ubuntu
By hari, 3 March, 2023

PHP executable installation in your machine (Mac or Linux OS) using Docker container

Here is the way to install PHP into Mac OS or Linux using Docker container.

Tags

  • Mac OS
  • Macbook
  • Commad Line
  • Docker
  • Linux
Linux
RSS Feed

Who am I !!!

Hari Venu V
harivenu.v1992@gmail.com
Mobile : +91 9895164181
Whatsapp : +91 9895164181
Linkedin
Drupal.org
Github

Document
Resume.pdf (114.38 KB)

Online Resume : Online Resume

Work !!!

Fulltime Developer @ QED42
hari.venu@qed42.com
Linkedin

Powered by Drupal & Maintained by Hari