vemahendran

// START: HTTP library code
var isFetch = typeof fetch !== 'undefined' && fetch !== null;

var httpCall = function (url, method, headers, payload, callback) {
    if (isFetch) return fetchWrapper(url, method, headers, payload, callback);
    return invokeXHR(url, method, headers, payload, callback);
};

var invokeXHR = function (url, method, headers, payload, callback) {
    const xhr = new XMLHttpRequest();

vemahendran

function convertToHrsMinsFormat(seconds) {
    return "" + Math.floor(seconds / 3600) + ":" + Math.floor((seconds % 3600) / 60);
}

function convertToSeconds(hoursMinsStr) {
    var secondsList = hoursMinsStr.split(":");
    return (secondsList[0] * 60 * 60) + (secondsList[1] * 60);
}

vemahendran

Chateleon Coding Assignment

• Chateleon Coding Assignment
  • Section 1 - Build a simple API application
    • 1. Say Hello API
      • The API details
      • Sample table structure
      • The cURL command for testing
    • 2. Name List API
• The API details

vemahendran

vemahendran

### Keybase proof

I hereby claim:

  * I am vemahendran on github.
  * I am vemahendran (https://keybase.io/vemahendran) on keybase.
  * I have a public key whose fingerprint is E728 33B0 9540 8015 D2C6  D42B 1EC8 28A6 BC87 3092

To claim this, I am signing this object:

vemahendran

import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.HashMap;

class Solution {
    static final String EXPECTED_OUTPUT = String.join(
            System.getProperty("line.separator"),
            "==== Just Falafs ====",
            "    ~ Menu ~",

vemahendran

package com.tutorial;

import java.util.Stack;

public class ExpressionEvaluation {

    public static void main(String[] args) {
        String expr1 = "10+5*13+2"; // 77
        double result1 = evaluate(expr1);
        String expr2 = "10*5+13*2"; // 76

vemahendran

package com.tutorial;

import java.util.HashMap;
import java.util.LinkedList;
import java.util.Map;
import java.util.Queue;
import java.util.Stack;

public class ExpressionEvaluation {

vemahendran

public void useParallelStream(List<MyTask> tasks) {
  
  System.out.println("Run using a parallel stream. \nWait…");
  Instant startTime = Instant.now();
  
  List<Integer> result = tasks.parallelStream()
                              .map(MyTask::calculate)
                              .collect(Collectors.toList());
  
  Instant endTime = Instant.now();

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public void useCompletableFutureWithExecutor(List<MyTask> tasks) {
  
  System.out.println("Run CompletableFutures with a custom Executor \nWait…");
  
  final int NUM_OF_THREADS = 1000;
  Instant startTime = Instant.now();
  
  ExecutorService executor = Executors.newFixedThreadPool(
                       Math.min(tasks.size(), NUM_OF_THREADS));