Author Archives: Silver Moon

About Silver Moon

A Tech Enthusiast, Blogger, Linux Fan and a Software Developer. Writes about Computer hardware, Linux and Open Source software and coding in Python, Php and Javascript. He can be reached at [email protected].

How to color grade HLG videos with ffmpeg – using LUTs

By | August 30, 2023

HLG (Hybrid Log Gamma) is a gamma curve (scheme) for encoding videos in hdr format developed by BBC and Japan’s NHK for broadcasting. It provides wider dynamic range compared to the standard picture profile in sony camera. Moreover HLG format is backwards compatible with non-hdr display sets that support only sdr. If you have a… Read More »

Journalctl Command examples in Linux – A Comprehensive Guide

By | August 24, 2023

Maintaining a healthy and productive Linux environment requires effective system log management. The journalctl command has evolved into an essential resource for accessing and analyzing system logs with the introduction of systemd, the system and service manager for recent Linux distributions. The journalctl command’s adaptability and utility on Linux-based systems will be examined thoroughly in… Read More »

9 “blkid” command examples in Linux – View storage / block devices

By | August 20, 2023

This article explores the ‘blkid’ command, whose purpose is retrieving information about block devices, LABEL, UUID, file system type, etc. The useful command can help us to identify or troubleshoot issues related to block devices and their attributes. Installation To use ‘blkid’ command, your Linux system needs to have the ‘util-linux’ package installed. blkid: command… Read More »

How to download 4K and 8K videos from Youtube

By | August 15, 2023

If you have recently built and setup a video editing machine and want to test its performance by working with some 8K footage, then you can download some 8k videos from youtube. I was looking for some sample 8k video clips to benchmark and test my video editing setup but could not find anything elsewhere…. Read More »

10 “lsblk” command examples in Linux – List block devices

By | July 22, 2023

Introduction This article will explore the ‘lsblk’ command to understand the structure of storage devices through practical examples with filtering options. This will help you manage, monitor, analyze, and troubleshoot block devices on a Linux system. Block devices are storage devices that store and retrieve data in fixed-size blocks. Installation To install ‘lsblk’, you can… Read More »

Linux Directory Structure Explained – The Complete Guide

By | September 1, 2023

Linux-based operating systems adhere to the Linux Filesystem Hierarchy Standard (FHS), a well-defined directory structure maintained by the Linux Foundation. This standardization brings several benefits, including ease of use for both users and software developers by providing a consistent location for installed binaries, system files, and system information. While transitioning from Windows to Linux, users… Read More »