Instantly share code, notes, and snippets.

🧐

# Hersha Venkateshgreathmaster

🧐
• San Francisco, Bay Area
• Sort options
Created Jul 22, 2020
Variations on a theme by Quicksort
View quicksort.js
 //Recursive Quicksort using Lomuto's partitioning method function lomutosPartition(array, start, end) { let i = start; let pivot = array[end] for(let j = start; j < end; j++) { if(pivot > array[j]) { [array[j], array[i]] = [array[i], array[j]]; i++; }
Created May 26, 2020
Binary Search Variations
View binary-search-variations-1.js
 /* Given an array of 1's and 0's in the following format: [1, 1, 1, 0, 0] Use binary search to determine how many 1's are in the array. You can assume the 1's will always appear together and at the beginning of the array. */ function bs(array) {
Created Mar 24, 2020 — forked from mbostock/.block
Ocean
View .block
Created Mar 24, 2020 — forked from vasanthk/System Design.md
System Design Cheatsheet
View System Design.md

# System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

## Basic Steps

1. Clarify and agree on the scope of the system
• User cases (description of sequences of events that, taken together, lead to a system doing something useful)
• Who is going to use it?
• How are they going to use it?
Created Mar 24, 2020
VSCode debugger settings for Mocha testing suite
View launch.json
 { "version": "0.2.0", "configurations": [ { "type": "node", "request": "launch", "name": "Mocha All", "program": "\${workspaceFolder}/node_modules/mocha/bin/_mocha", "args": [ "--timeout",
Created Feb 16, 2020
JS binding, passing arguments at bind time and call time example
View js-bind-with-bind-and-call-args-example.js
 function Dog(name, breed) { this.name = name; this.breed = breed; } Dog.prototype.sayHello = function(sound1, sound2) { console.log(`The dog \${this.name}, a \${this.breed}, says Hello! And makes sounds \${sound1} and \${sound2}`) } function Cat(name, breed) {
Last active Feb 16, 2020
Unlocking a secret using curry principles.
View js-curry-example-sortof.js
 //Example 1: Function.prototype.secretCurry = function() { let secret = "password" let that = this; return function inner(guess) { if(guess == secret) { that(); } return inner; }
Created Feb 6, 2020
Javascript example of closure
View js-closure-example.js
 Array.prototype.myEach = function(callback) { for (let i = 0; i < this.length; i++) { callback(this[i]); } } Array.prototype.myMap = function(callback) { let newArray = [] const collect = function(el) { newArray.push(callback(el))
Created Jan 27, 2020 — forked from awkale/rails_g.rb
rails generators #rails #cheatsheet
View rails_g.rb
 # Controller Plural rails g controller Users index show # Helper Plural rails g helper Users # Mailer Singular rails g mailer UserMailer # Migration Plural
Created Dec 27, 2019
Ruby String references example
View ruby-string-assignments-references-example.rb
 #Ruby string references clarification #Mutation of a string x = "Hello" y = x x << " WORLD" #changing the underlying item in memory puts x #Hello WORLD puts y #Hello WORLD a = "Hello" b = a
You can’t perform that action at this time.