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mclang / .bash_aliases

Created January 27, 2026 14:54

Bash Aliases for Bash Servers

	#
	# Collection of basic Bash configuration and aliases that
	# make working with Bash on infrequently accessed servers bearable.
	#
	# Can be downloaded into any server having this in the user's `.bashrc`:
	# if [ -f ~/.bash_aliases ]; then
	# . ~/.bash_aliases
	# fi
	#

mclang / obsidian-encrypt-decrypter.py

Created March 20, 2025 17:09

Python script for decrypting `obsidian-encrypt ` v2.0 files

	import base64
	import getpass
	import json
	import sys
	import traceback
	from cryptography.hazmat.primitives.kdf.pbkdf2 import PBKDF2HMAC
	from cryptography.hazmat.primitives import hashes
	from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
	from cryptography.hazmat.backends import default_backend

mclang / mkv2mp4_hsubs.sh

Created April 25, 2017 07:37

Converts given mkv files with embedded subtitle _streams_ into _harsub_ mp4 files using ffmpeg. Uses hardlinking to overcome problem with spaces in filename of the source subtitle file.

	#!/bin/bash
	set -u
	set -e
	shopt -s nullglob

	for MKV in "$@"; do
	out="$(basename "$MKV" .mkv).mp4"
	echo "CONVERTING '$MKV''"
	cp -l "$MKV" input.mkv
	ffmpeg -i input.mkv -c:a copy -c:v libx264 -preset veryslow -crf 23 -vf subtitles=input.mkv "$out"

mclang / ksm_stats_in_MB

Last active October 4, 2021 14:37 — forked from wankdanker/ksmstat

Simple bash script to calculate ksm stats in MB

	#!/bin/bash

	if [ "$1" != "" ]; then
	echo "
	----------------------------------------------------------------------------
	http://www.kernel.org/doc/Documentation/vm/ksm.txt :

	The effectiveness of KSM and MADV_MERGEABLE is shown in /sys/kernel/mm/ksm/:

	pages_shared - how many shared pages are being used