nickangtc

Using Simple Calendar for Rails

Objectives

• Use simple_calendar gem to easily generate calendars in a Rails project.
• Understand how the calendar is generated and how to customise it.

What is simple calendar?

Simple calendar is a Rails gem that generates a calendar for use in your views.

You can use simple calendar to generate monthly and weekly calendars.

nickangtc

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##Machine Learning with Scikit ###Setup and Installation

For this tutorial we will be working with a Python framework called Scikit Learn. This is a free machine learning library that will allow us to execute multiple ML techniques and methodologies.

nickangtc

/*
 * Basically my own implementation of JavaScript's built-in Set object
 * but only accepting integers
 * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Set
 *
 * Create a MySet object that contains an array of integers
 * Check for intersection and union between 2 MySet objects
*/

nickangtc

/**
 * Read the original blog post for a detailed explanation!
 * http://www.nickang.com/linked-list-explained-part-1/
 * http://www.nickang.com/linked-list-implementation-part-2/
 */

/**
 * Constructor functions
 */

nickangtc

/**
 * Binary search in JavaScript.
 *
 * For detailed explanation about binary search
 * read my original blog post:
 * http://www.nickang.com/binary-search-javascript/
 */

function binarySearch(array, key) {
    var lower = 0;

nickangtc

/**
 * Binary search tree implementation in JavaScript.
 * 
 * Note: the BST created here is a BST that is not "balanced,"
 * meaning it has a lot of nodes on one side,
 * which degrades the BST's O(log n) time complexity.
 * 
 * Note 2: I'll be adding a balancing function in another snippet.
 */

nickangtc

/**
 * Sort an array in ascending order.
 * Delete null values before output.
 * @param {number[]} array
 * @return {number[]}
 */
function bubbleSort (array) {
  var count = 0
  var length = array.length

nickangtc

/**
 * ============================================
 * CUSTOM IMPLEMENTATION OF QUEUE CLASS
 * ============================================
 */

/**
 * Implementation of Queue.
 */
class Queue {

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/*
* Complete the function below.
*
* Sample input 1: ['10 0 0 I love monkeys.']
* Sample output 1 (dashes denote trailing spaces): 
* ---I love ---
* ---monkeys. -
*
* Sample input 2: ['10 0 0 I love monkeys.', '20 0 0 Good times and bad times.']
* Sample output 2 (dashes denote trailing spaces):

nickangtc

def increment_list_by(list, num):
    '''Increment all items in a list by `num`
    provided all items are `int` types.
    Return modified list if successful, or original list otherwise.'''
    incremented_list = []

    # =============
    # Note: below are 2 separate approaches to implement this function
    # =============