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As per request by a customer, they need to add a customised validation in the checkout process. The customer cannot proceed to checkout in some circumstances:

The grand total of the shopping cart exceed a certain amount There is at least one product in the shopping cart belongs to a certain category If all of the conditions above is met, then the customer cannot checkout. In this case, I just disabled the “process to checkout” button.

The file been overloaded is

app\design\frontend\base\default\template\checkout\onepage\link.phtml

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var express = require('express');
var orm = require("orm");
var app = express();
var bodyParser = require('body-parser');
var port = process.env.PORT || 8080;

app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());

var db = orm.connect('mongodb://localhost/docman');

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{
  "errors": {
    "OOR": "out of range"
  },
  "data": {
    "type1": {
      "subtype1": [
        {
          "range": [
            0,

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[
{ "keys": ["f12"], "command": "htmlprettify"},
{ "keys": ["f1"], "command": "fold" },
{ "keys": ["f2"], "command": "unfold" },
{ "keys": ["ctrl+l"], "command": "show_overlay", "args": {"overlay": "goto", "text": "@"} },

{ "keys": ["ctrl+space"], "command": "auto_complete" },
{ "keys": ["ctrl+space"], "command": "replace_completion_with_auto_complete", "context":
[
{ "key": "last_command", "operator": "equal", "operand": "insert_best_completion" },

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Studying for a Tech Interview Sucks, so Here's a Cheat Sheet to Help

This list is meant to be a both a quick guide and reference for further research into these topics. It's basically a summary of that comp sci course you never took or forgot about, so there's no way it can cover everything in depth. It also will be available as a gist on Github for everyone to edit and add to.

Data Structure Basics

###Array ####Definition:

• Stores data elements based on an sequential, most commonly 0 based, index.
• Based on tuples from set theory.

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Converting a Word Document to Markdown in One Move

The Problem

A lot of important government documents are created and saved in Microsoft Word (*.docx). But Microsoft Word is a proprietary format, and it's not really useful for presenting documents on the web. So, I wanted to find a way to convert a .docx file into markdown.

Installing Pandoc

On a mac you can use homebrew by running the command brew install pandoc.

The Solution

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# README: install renamer first by `npm -g install renamer`

renamer --regex --find '(?<=^\[直播\]).+(?=\d\d\d\d-\d\d-\d\d)|(?<=^\[直播\].+)\[|(?<=^\[直播\].+)\]|^\[直播\]' **/*
renamer --regex --find '\[(BDRip|BDRIP)\]' **/*
renamer --regex --find '\[AVC_AAC\]' **/*
renamer --regex --find '\[GB\]' **/*
renamer --regex --find '\[BIG5\]' **/*
renamer --regex --find '\[GB_CN\]' **/*
renamer --regex --find '\[MP(4|5)\]' **/*
renamer --regex --find '\[HDTV\]' **/*

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#!/usr/bin/env bash

# Usage Example: find ./*.{mp4,flv} -type f | parallel -j 2 --keep-order --line-buffer ./convert_pipe.sh {} {.}.mkv
# Please use git bash on windows

set -e
# Shell colors
NC='\e[0m' # No Color
DRY_RUN=0
INPUT=""

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// ==UserScript==
// @name         New ES6-Userscript
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  shows how to use babel compiler
// @author       You
// @require      https://cdnjs.cloudflare.com/ajax/libs/babel-standalone/6.18.2/babel.js
// @require      https://cdnjs.cloudflare.com/ajax/libs/babel-polyfill/6.16.0/polyfill.js
// @require      http://unpkg.com/xlsx/dist/shim.min.js
// @require      http://unpkg.com/xlsx/dist/xlsx.full.min.js

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#!/usr/bin/env bash

echo "$(date)"

PATH="/home/frank/.local/bin:/usr/local/bin:$PATH"

# get arguments

INFO_ONLY=0
while getopts ":o:i" opt; do