Justin Hammond Justintime50

Print a ZPL from the CLI on macOS

Install the ZPL printer

# 2. Get the list of printers
lpstat -p -d

# 3. Print to the ZPL
lpr -P NAME_OF_PRINTER -o raw path/to/file.zpl

Clean Docker Container Logs on macOS

I searched high and low for a command that worked in 2024 to clean all the Docker container logs on macOS and finally found one that worked:

docker run -it --rm --privileged --pid=host justincormack/nsenter1
truncate -s 0 /var/lib/docker/containers/*/*-json.log

Diagnose Docker on macOS

/Applications/Docker.app/Contents/MacOS/com.docker.diagnose check

Debugging with LLDB

LLDB is a debugger you can attach to a program to do things like capturing stacktraces. Here is some basic usage:

# Attach to a program (waits for future execution in another terminal)
lldb -n php -w

# continue execution
c

Working with Git Branches

This document contains various operations you can use when working with Git branches such as moving commits, updating branch names, creating branches from a tag, etc.

Move a Commit to Another Branch

New Branch

git branch newbranch

	function resetForm() {
	deleteAllFormResponses()
	resetFormResponseDestination()
	}

	function resetFormResponseDestination() {
	var form = FormApp.getActiveForm();
	var formResponsesSheetId = form.getDestinationId();
	var spreadsheet = SpreadsheetApp.openById(formResponsesSheetId);

	#!/bin/bash

	# shellcheck disable=SC2104

	# The following script will setup the project for the first time for local dev
	# To run the project after setup, use `docker compose up -d`

	set -e

	REPO_NAME="$1"

	import os


	def main():
	makefile_path = os.path.join(os.getcwd(), "Makefile")
	with open(makefile_path, "r") as makefile:
	content = makefile.readlines()

	new_content = ""

	import requests


	class Event:
	"""An Event that gets triggered when an HTTP event occurs."""

	def __init__(self):
	self._event_handlers = []

	def __iadd__(self, handler):

	import random

	n = 36

	random.randint(pow(10, n - 1), pow(10, n) - 1)