copyleftdev

🚀 GNU Parallel Mastery: The Ultimate Cheat Sheet

📊 Basic Usage

Command	Description	Example
parallel echo ::: A B C	🔤 Process items in parallel	Output: A, B, C (in any order)
parallel echo {} ::: *.txt	🔍 Use {} as placeholder	Echoes names of all .txt files
cat file.txt | parallel echo	📥 Read input from stdin	Processes each line of file.txt
parallel -j4 command ::: item1 item2 item3	🔢 Limit to 4 jobs at a time	Runs 'command' on items, max 4 parallel

ClementNerma

ZSH CheatSheet

This is a cheat sheet for how to perform various actions to ZSH, which can be tricky to find on the web as the syntax is not intuitive and it is generally not very well-documented.

Strings

Description	Syntax
Get the length of a string	${#VARNAME}
Get a single character	${VARNAME[index]}

ccharlton

#
# Quicksilver configuration file
#
# Requirements:
#  - Terminus Quicksilver plugin: https://github.com/pantheon-systems/terminus-quicksilver-plugin)
#
# Copy to $HOME/.quicksilver/quicksilver.yml
#
# To create your own repository with installable examples:
#

danielbachhuber

<?php

add_filter( 'comments_open', '__return_false' );
add_action( 'admin_menu', function(){
	global $menu;

	// Remove Comments
	if ( isset( $menu[25] ) ) {
		unset( $menu[25] );
	}

bradtraversy

Wordpress & Docker

This file will setup Wordpress, MySQL & PHPMyAdmin with a single command. Add the code below to a file called "docker-compose.yaml" and run the command

$ docker-compose up -d

# To Tear Down
$ docker-compose down --volumes

georgestephanis

<?php

add_action( 'admin_bar_menu', function( $wp_admin_bar ) {
    $screen = get_current_screen();
    if ( is_a( $screen, 'WP_Screen' ) ) {
        $wp_admin_bar->add_node( [
            'id'    => 'screen_id',
            'title' => sprintf( __( 'Screen ID: <kbd style="font-family: monospace; font-weight: 900;">%s</kbd>' ), esc_html( $screen->id ) ),
        ] );

polevaultweb

<?php

namespace DeliciousBrains\Admin;

use DeliciousBrains\DBI;

class ACF {

	public function init() {
		add_filter( 'acf/settings/save_json', array( $this, 'get_local_json_path' ) );

rmpel

#!/usr/bin/env bash

PRIMARY_LOCATION=~/Development
SECONDARY_LOCATION=/Volumes/Macintosh\ HD/Development

BROWSER=
CLOPS=
VERBOSE=true
SHOWHELP=false
SCHEME=http:

danielbachhuber

<?php
/**
 * Update a specific site from 'http://' to 'https://'.
 *
 * Only touches the 'home' and 'siteurl' options.
 * Depending on plugins, etc., you may need to update other options too.
 *
 * Run on WordPress multisite with:
 *
 * wp site list --field=url | xargs -I % wp eval-file http-to-https.php --url=%

ianmjones

#!/usr/bin/env bash

set -e

if [ ! -d src/amazon-s3-and-cloudfront ]; then
    echo 'This script must be run from the repository root.'
    exit 1
fi

for PROG in composer find sed