aderowbotham

# Copied from http://kly.no/varnish/regex.txt 
# Thanks to Kristian Lyngstøl / @KristianLyng for putting this together

Regular expression cheat sheet for Varnish


Varnish regular expressions are NOT case sensitive. Varnish uses POSIX
regular expressions, for a complete guide, see: "man 7 regex"

Basic matching:

aderowbotham

/* mobile
============================================================================================== */
@media screen and (min-width: 0) and (max-width: 700px) {
  /* hide everything */
  div, span, p
  {
    display: none;
  }

  body:before {   

aderowbotham

<script src="/js/vendor/uploadify_31/jquery.uploadify.min.js" type="text/javascript"></script>
<script type="text/javascript">
    $(document).ready(function () {

        var base_url = '<?php echo base_url(); ?>';

        $('#upload-file').click(function (e) {
            e.preventDefault();
            $('#userfile').uploadify('upload', '*');
        });

aderowbotham

<?php

# in public_html/index.php

/*
 * Where your CodeIgniter ENVIRONMENT is normally defined by the server environment
 * variables, and assuming your database settings are automatically set based on 
 * that environment, this causes a problem when running the application through
 * PHP on the command line e.g. in order to run CodeIgniter Migrations
 *

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/* 
  Example using grunt-contrib-concat, but this should work with any package 
  Inject string-based timestamp into an output filename, e.g. vendor-min.ka2bct2u.js
*/

module.exports = function(grunt) {
  
  grunt.loadNpmTasks("grunt-contrib-concat");
  
  grunt.initConfig({

aderowbotham

// javascript (ES5)
function highlight(content, term, startWrapper, endWrapper){
  // negative match for the pattern surrounded by quotes ""
  // followed by positive match for the term on its own
  // the required pattern is as follows but we have to use RegExp() to set the term dynamically
  // regex = /(?!"*term*")(?:term)/ig
  
  var expression = new RegExp('(?!"*' + term + ' *")(?:' + term + ')', "i");
  return content.replace(expression, startWrapper + content.match(expression) + endWrapper);
}

aderowbotham

Django Stack

Overview

This is a set of instructions to setup a Django Nginx Gunicorn MySQL/Postgres stack on a single Amazon EC2 instance.

Server - AWS

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<?php
// uses "stripe/stripe-php": "6.37.0",
// this is in the body of an API controller function that my stripe form posts to
// frontend uses https://js.stripe.com/v3/
// **the js posts a body with `payment_method_id` or `payment_intent_id` depending on the step of the process**
// this is captured as a property of $input


function the_post_method()
{

aderowbotham

How to purge ('ban') an entire domain in Varnish Cache 3

#####EDIT: NB Ban is technically different from Purge. Banned objects remain in memory but banning is faster than purging. Read the Varnish 3 documentation here and here.

Purge may be a more appropriate action for your use-case; although the examples in the gist below work, it's not necessarily the best way of doing this.

---

aderowbotham

# colour-formatted print_r shortcut

if ( ! function_exists('prd')){ 
  function prd($object,$die=TRUE){
  
    # insert span tags
    $output = '<span class="die_value">'.$output;    
    $output = str_replace('[', '<span class="die_key">[', print_r($object,TRUE));
    $output = str_replace(']', ']</span>', $output);    
    $output = str_replace('=> ', '=> <span class="die_value">', $output);