themactep

#!/bin/bash
# .STL files thumbnailer
# 2022, Paul Philippov, paul@themactep.com

set -euo pipefail

OS=$(command -v openscad || command -v openscad-nightly)

IFS=$'\n\t'

themactep

#!/bin/bash
# .SCAD files thumbnailer
# 2022, Paul Philippov, paul@themactep.com

OS=$(command -v openscad || command -v openscad-nightly)

$OS -o "$2.png" -D "\$fn=128" --autocenter --viewall \
    --colorscheme="Tomorrow Night" -q "$1"

[ ! -f "$2.png" ] && echo "Cannot find image!" && exit 1

themactep

#!/bin/bash
#
# GStreamer based script for glass-to-glass latency testing.
# Use it together with https://thingino.com/timer
#
# 2023, Paul Philippov <paul@themactep.com>
#

if ! command -v gst-launch-1.0 >/dev/null; then
    echo "This script requires GStreamer."

themactep

#!/bin/sh
# Compression test
# Paul Philippov <paul@themactep.com>

payload=""
name="payload"
in="${name}.txt"

[ -d ./test_data/ ] && rm -r ./test_data/
[ ! -d ./test_data/ ] && mkdir ./test_data/

themactep

// ==UserScript==
// @name         CSDN tweaker
// @namespace    http://themactep.com/
// @version      0.1
// @description  Show full articles
// @author       paul@themactep.com
// @match        https://*.blog.csdn.net/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=csdn.net
// @grant        none
// ==/UserScript==

themactep

#!/bin/sh
#
# Format SD card to two small FAT32 partitions
# for guaranteed usage with embedded devices
# Paul Philippov <paul@themactep.com>
#
show_help() {
  echo "Usage: $0 [OPTIONS]>
Where:
  -d <device>       SD Card device (e.g. /dev/sdc).

themactep

#!/bin/sh
# Convert text from GB 2312 charset to Unicode, translate to English.
# cn2en.sh <file.txt>
# Paul Philippov <paul@themactep.com>
# 20200926

infile=$1
cnfile="${infile%.*}.cn.${infile##*.}"
enfile="${infile%.*}.en.${infile##*.}"

themactep

#!/bin/sh
# GPIO switcher
# Paul Philippov <paul@themactep.com>

PIN=$1
MODE=$2

if [ -z "$PIN" ] || [ -z "$MODE" ]; then
  echo "Usage: $0 <pin#> <1|0|x>"
  exit 1

themactep

#!/bin/bash
#
# Convert deprecated apt-key keys storage to GPG keys.
# Paul Philippov <paul@themactep.com>
#

keys=$(sudo apt-key list | grep -A1 ^pub | grep "^  " | sed "s/\s*//g" | sort | uniq)
for k in $keys; do
  sudo apt-key export $k | \
      sudo gpg --dearmour -o /usr/share/keyrings/$k.gpg --yes &&

themactep

#!/bin/bash
#
# OpenIPC full firmware file assembler.
# Creates a file suitable for programming a flash chip.
#
# Example:
#   ./compile4programmer.sh uboot.bin uImage rootfs.squashfs 8
#
# Running this command will produce a new binary file
# full4programmer-8MB.bin or full4programmer-16MB.bin