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@dpino
dpino / ns-inet.sh
Last active May 13, 2025 10:00
Setup a network namespace with Internet access
#!/usr/bin/env bash
# set -x
if [[ $EUID -ne 0 ]]; then
echo "You must be root to run this script"
exit 1
fi
# Returns all available interfaces, except "lo" and "veth*".
@igv
igv / adaptive-sharpen.glsl
Last active July 7, 2025 20:25
Optimal sharpening strength (according to objective metrics) - 0.5. Can be applied only to luma channel (change OUTPUT to LUMA). To use it on-demand add the following line to input.conf: n change-list glsl-shaders toggle "~~/adaptive-sharpen.glsl"
// Copyright (c) 2015-2021, bacondither
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer
// in this position and unchanged.
// 2. Redistributions in binary form must reproduce the above copyright
@glen-cheney
glen-cheney / encoding-video.md
Last active November 24, 2024 10:09
Encoding video for the web

Encoding Video

Installing

Install FFmpeg with homebrew. You'll need to install it with a couple flags for webm and the AAC audio codec.

brew install ffmpeg --with-libvpx --with-libvorbis --with-fdk-aac --with-opus
@gavinhungry
gavinhungry / nginx-tls.conf
Last active June 13, 2025 19:54
Nginx SSL/TLS configuration for "A+" Qualys SSL Labs rating
#
# Name: nginx-tls.conf
# Auth: Gavin Lloyd <[email protected]>
# Desc: Nginx SSL/TLS configuration for "A+" Qualys SSL Labs rating
#
# Enables HTTP/2, PFS, HSTS and OCSP stapling. Configuration options not related
# to SSL/TLS are not included here.
#
# Additional tips:
#
@hubgit
hubgit / README.md
Last active March 11, 2025 17:21
Remove metadata from a PDF file, using exiftool and qpdf. Note that embedded objects may still contain metadata.

Anonymising PDFs

PDF metadata

Metadata in PDF files can be stored in at least two places:

  • the Info Dictionary, a limited set of key/value pairs
  • XMP packets, which contain RDF statements expressed as XML

PDF files

@KartikTalwar
KartikTalwar / Documentation.md
Last active July 11, 2025 14:49
Rsync over SSH - (40MB/s over 1GB NICs)

The fastest remote directory rsync over ssh archival I can muster (40MB/s over 1gb NICs)

This creates an archive that does the following:

rsync (Everyone seems to like -z, but it is much slower for me)

  • a: archive mode - rescursive, preserves owner, preserves permissions, preserves modification times, preserves group, copies symlinks as symlinks, preserves device files.
  • H: preserves hard-links
  • A: preserves ACLs