mohd-akram

#!/bin/sh
set -eu
if [ $# = 0 ]; then
	printf "usage: %s file [opts]\n" "$(basename "$0")" >&2
	exit 2
fi
f=$1
shift
ffmpeg -i "$f" -c copy -scodec mov_text -map 0 "$@" "${f%.*}.mp4"

mohd-akram

#!/bin/sh

# usage: clping [ aws | docean | linode | oracle ...]

set -eu
set -o pipefail 2>/dev/null || :

aws_regions="\
af-south-1 ap-east-1 ap-northeast-1 ap-northeast-2 ap-northeast-3
ap-south-1 ap-southeast-1 ap-southeast-2 ca-central-1 eu-central-1 eu-north-1

mohd-akram

user		name@example.com

mohd-akram

#!/usr/bin/env awk -f

# usage: ere2bre <ere>

function bracket( \
	pattern, i, \
	c, c2, term, len, end \
) {
	++i # skip opening bracket
	if (substr(pattern, i, 1) == "]") ++i # skip right bracket

mohd-akram

#!/bin/sh
# usage: shallow-clone <url> [ref]
url=$1
ref=$2
repo=$(basename "$url" .git)
head=$(git ls-remote "$url" HEAD | tail -n1 | cut -f1)
if [ ! "$head" ]; then exit 1; fi
if [ "$ref" ]; then
	id=$(git ls-remote "$url" "$ref" "$ref^{}" | tail -n1 | cut -f1)
else

mohd-akram

#!/usr/bin/env python3

# Install
# 1. Install dependency: `pip3 install --user pyicloud`
# 2. Sign in to iCloud: `icloud --username your@email.com`
# 3. Copy file to somewhere in your `PATH`
# 4. Add `alias icloud-download="ICLOUD_EMAIL=your@email.com icloud-download"`
#    to ~/.profile or ~/.bashrc, etc
# 5. Use via eg. `icloud-download Documents/folder`
#    which will download `folder` to your current directory

mohd-akram

# Add to ~/.profile or ~/.bashrc, etc
# Use it like:
# vm add ubuntu # or vm add ubuntu custom/ubuntu
# vm sh ubuntu
# <ctrl-d> to detach from shell
# vm sh ubuntu # returns to the same shell
# vm stop ubuntu && vm rm ubuntu
vm() {
	case $1 in
	ls) docker ps -a ;;

mohd-akram

#!/bin/sh

# A script to build a dynamic Nginx module with the correct configure options.

set -eu
set -o pipefail 2>/dev/null || :

dir="$1"

if [ ! "$dir" ]; then

mohd-akram

#!/bin/sh

# Functions to escape strings for use in utilities like grep, sed and ex

# Examples
# grep "$(bre "$foo")" file
# sed "s/$(ptrn "$foo")/$(repl "$bar")/g" file
# echo "s/$(exptrn "$foo")/$(exrepl "$bar")/g | %p | q" | ex file

bre() {

mohd-akram

#!/bin/sh

username=$1

if [ ! "$username" ]; then
	echo usage: $0 username >&2
	exit 1
fi

if [ "`id -u`" != 0 ]; then