vikas95prasad

https://www.youtube.com/watch?v=kZcqyuPeDao
https://gist.github.com/nateberkopec/2b1f585046adad9a55e7058c941d3850
https://www.speedshop.co/2015/07/15/the-complete-guide-to-rails-caching.html
https://www.railsspeed.com/
https://www.speedshop.co/2015/07/29/scaling-ruby-apps-to-1000-rpm.html
https://www.speedshop.co/2015/10/07/frontend-performance-chrome-timeline.html
https://github.com/ruby-prof/ruby-prof
https://github.com/schneems/get_process_mem
https://github.com/ko1/allocation_tracer
https://github.com/evanphx/benchmark-ips

vikas95prasad

git reset --soft HEAD~n && git commit --edit -m"$(git log --format=%B --reverse HEAD..HEAD@{1})"

* n is the number of commits you want to squash from HEAD

vikas95prasad

1.Write  a program to input a  welcome message and print it.

2.Program to obtain three number and print their sum.

3.program to obtain length and breadth of a rectangle and calculate its area.

4.write a program to input a number and print its cube.

5.write a program to input two numbers and swap them.

vikas95prasad

# config/routes.rb
resources :documents do
  scope module: 'documents' do
    resources :versions do
      post :restore, on: :member
    end

    resource :lock
  end
end

vikas95prasad

arr = [1,2,10,43,20,80,90]

maxArr = []
minArr = []
solution = [] #
large = arr[0] #first element
small = arr[-1] #last element

arr.each_with_index do |num, index|
  if arr[index] > large

vikas95prasad

#include <Stepper.h> 
//Declare variables and assign pin number
int in1Pin = 8;
int in2Pin = 9;
int in3Pin = 10;
int in4Pin = 11;
const int stepsPerRevolution = 2048;// Update the number of steps per revolution required for your motor
// Create a stepper object 
// Note: We are using 28BYJ-48 5VDC Stepper Motor, for this motor, we need to set wiring sequence to (1-3-2-4) instead of (1-2-3-4)
Stepper motor(stepsPerRevolution, in1Pin, in3Pin, in2Pin, in4Pin); 

vikas95prasad

/*------ Arduino Fire Fighting Robot Code----- */
 
// #include <Servo.h>
// Servo myservo;
 
// int pos = 0;    
boolean fire = false;
 
/*-------defining Inputs------*/

vikas95prasad

"aggregations": {
    "top_users": {
        "doc_count_error_upper_bound": 0,
        "sum_other_doc_count": 0,
        "buckets": [
            {
                "key": 72833,
                "doc_count": 3,
                "top_users_hits": {
                    "hits": {

vikas95prasad

file = File.open("SampleTextFile_100kb.txt", "r")

words_print = {}

file.each_line do |line|
  words = line.split
  words.each do |word|
    puts "previous word => #{word}"
    word = word.downcase.gsub(/[,()'".]+\z/,'')
    puts "afterwardsword"

vikas95prasad

def flatten(array)
  flatten_arr = []
  array.each do |element|
    if element.kind_of? Array
      flatten_arr += flatten(element)
    else
      flatten_arr << element
    end
  end
  flatten_arr