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Data Structures and Algorithms Guide

Table of Contents

1. Algorithm Problem Solving

Big O Notation

Analyzing Performance of Arrays and Objects

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# Info on how to get your api key (kaggle.json) here: https://github.com/Kaggle/kaggle-api#api-credentials
!pip install kaggle
api_token = {"username":"USERNAME","key":"API_KEY"}
import json
import zipfile
import os
with open('/content/.kaggle/kaggle.json', 'w') as file:
    json.dump(api_token, file)
!chmod 600 /content/.kaggle/kaggle.json
!kaggle config path -p /content

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from jira import JIRA
import pandas as pd
import pdb
from collections import defaultdict
import datetime
import pprint


class ImportJiraAnalyticsData:

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Starting out with Competitive Programming

(This guide is meant for beginners. If you have solved 100+ problems and are looking for guidance on how to solve problems involving algorithms and data structures, this document is not for you.)

Competitive Programming is an interesting activity which mixes problem solving with programming. It is not only enjoyable but also very demanded in placements. Competitive programming will make you very good at writing efficient programs quickly.

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How to install Laravel globally in Ubuntu

===================================================================

Open your terminal using Ctrl+Alt+T and type the following commands

Step 1: Install Laravel

composer global require "laravel/installer"

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PHP Code:
--------------
<?php

    // Only process POST reqeusts.
    if ($_SERVER["REQUEST_METHOD"] == "POST") {
        // Get the form fields and remove whitespace.
        $name = strip_tags(trim($_POST["name"]));
				$name = str_replace(array("\r","\n"),array(" "," "),$name);
        $email = filter_var(trim($_POST["email"]), FILTER_SANITIZE_EMAIL);