jvarn

#!/bin/bash
# Usage: ./makeicns.sh iconimage.png
#

INPUT="$1"
SOURCE_IMAGE="${INPUT:r}"

mkdir -p "$SOURCE_IMAGE.iconset"

# Resize operations

jvarn

#!/bin/bash
# API Key Sign Up Page: https://www.thetvdb.com/api-information
# Official v4 API Documentation: https://thetvdb.github.io/v4-api/

# 1. Configuration
API_KEY="your-api-key-here"
SERIES_NAME="Star Trek Voyager"
SERIES_YEAR="1995"
SEASON_NUMBER="2"
EPISODE_NUMBER="1"

jvarn

#!/bin/bash
# -----------------------------------------------------------------------------
# sudo.sh
#
# Description:
# A lightweight "dummy" sudo wrapper designed for proot-distro, Termux, or 
# containerized environments where the standard sudo binary is missing.
#
# Behaviour:
# - If running as root (EUID 0): Executes commands immediately and silently.

jvarn

#!/usr/bin/env zsh
# -----------------------------------------------------------------------------
# wakeonlan.sh
#
# Send a Wake-on-LAN (WOL) packet to a target machine via an always-on
# Linux host.
#
# Many computers that are powered off cannot receive WOL packets from
# outside their local network, e.g. when using Zerotier or Tailscale 
# VPN. This script solves that problem by SSHing into a machine that

jvarn

#!/usr/bin/env bash
# -----------------------------------------------------------------------------
# getmacaddress.sh
#
# Retrieve the MAC address of a network interface on a local or remote host.
#
# The script connects to the specified host (via SSH if the host is not the
# local machine) and attempts to retrieve the MAC address of the specified
# network interface.
#

jvarn

#!/usr/bin/env bash
set -euo pipefail

OUTDIR="converted"

SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
cd "$SCRIPT_DIR"

# Load .env if present (simple KEY=VALUE lines)
ENV_FILE="$SCRIPT_DIR/.env"

jvarn

Step-by-Step Instructions (macOS)
PowerPoint on Mac hides the coding tools by default. Here is how to set it up and use the script:

1. Enable the Developer Tab
Open PowerPoint.

Click PowerPoint in the top menu bar (top left of your screen) and select Preferences...

Click on Ribbon & Toolbar.

jvarn

# https://github.com/chubin/wttr.in
# sudo nano /usr/local/bin/weather
# sudo chmod +x /usr/local/bin/weather

# ------- paste below then run with `weather` ------- #
#!/bin/bash
curl wttr.in

jvarn

# History prefix search
bindkey '^[[A' history-search-backward
bindkey '^[[B' history-search-forward

# Colourised commands
alias ls='ls -G'
alias grep='grep --color=auto'
alias diff='diff --color=auto'
export LESS='-R'
export LSCOLORS=GxFxCxDxBxegedabagaced

jvarn

#!/usr/bin/env bash

set -euo pipefail

APP_NAME="Zotero.app"
APP_PATH="/Applications/${APP_NAME}"
TMP_DMG="/tmp/Zotero_latest.dmg"
DOWNLOAD_URL="https://www.zotero.org/download/client/dl?channel=release&platform=mac"

# Quit Zotero if running