Da-Fecto

// Stolen code, thanks Soma !
public function init() {
    $this->addHookAfter("ProcessPageView::pageNotFound", $this, "hook404Page");
}

public function hook404Page($event){
    header("HTTP/1.1 404 Page Not Found");
    $page = wire("pages")->get("/404/"); // get your 404 page
    $this->wire('page', $page);
    $event->return = $page->render(); // render and return that page

Da-Fecto

<?php

$config->form = array(
    // Name of the formbuilder form
    'formName' => $form_name,
    // Redirect to here after successful submit.
    'successUrl' => $success_url,
    // Global error message after faulty submit.
    'errorMessage' => $error_message,
    );

Da-Fecto

<?php

/**
 * JSON response with a “standardized” structure
 *
 * @author ©2015 Martijn Geerts
 *
 * ---------------------------------------------------------------------------------------
 *
 * 4 types: success, redirect, fail, error

Da-Fecto

<?php

/**
 * Groups & Products references guard.
 *
 * Bidirectional save & remove of products & groups
 *
 * templates:
 *      - 'group', pagefield: page_products
 *      - 'product', pagefield: page_groups

Da-Fecto

<?php

/**
 * Switch ProcessWire templates directory on $_SERVER['HTTP_HOST']. Type the
 * Hostname as key and the name of the new templates folder as value.
 *
 */

$config->templates = array(
    'mobile.domain.dev' => 'templates-mobile', // domain => templates folder name

Da-Fecto

<?php


/**
 * Build a CSS fractural grid.
 *
 * @var (int) $columns, Amount of columns, 10 columns means 10 columns of 10% width
 * @var (string) $prefix, Classname prefix
 */

Da-Fecto

<?php

/**
 * This module is build by Adrian, tnx Adrian.
 *
 *
 * Module to hide pages that are not editable by the logged in user.
 *
 * ProcessWire 2.x
 * Copyright (C) 2010 by Ryan Cramer

Da-Fecto

<?php
wire()->addHookAfter('InputfieldForm::processInput', function($event) {

  $form = $event->object;
  if($form->name != 'your-form-name') return;
  $email = $form->getChildByName('email'); 

  if($email) foreach($f->getErrors(true) as $error) { // true clears existing errors
    if($error == 'Missing required value') {
      $f->error('Please enter a valid email address'); // replace error message 

Da-Fecto

<?php

/**
 * ProcessWire Emailaddress mailto link
 * 
 * ProcessWire 2.x 
 * Copyright (C) 2010 by Ryan Cramer 
 * Licensed under GNU/GPL v2, see LICENSE.TXT
 * 
 * http://www.processwire.com

Da-Fecto

<?php

/**
 * ProcessWire files in folder Fieldtype
 *
 * ©2013 Martijn Geerts
 * 
 * ProcessWire 2.x 
 * Copyright (C) 2010 by Ryan Cramer 
 * Licensed under GNU/GPL v2, see LICENSE.TXT