vaibhav-walia

Build docker image

$ cd /path/to/Dockerfile
$ sudo docker build .

View running processes

vaibhav-walia

apt update

#install  curl 
apt install -y curl

#install a few prerequisite packages which let apt use packages over HTTPS
sudo apt install apt-transport-https ca-certificates curl software-properties-common

#add the GPG key for the official Docker repository
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -

vaibhav-walia

Studying for a Tech Interview Sucks, so Here's a Cheat Sheet to Help

This list is meant to be a both a quick guide and reference for further research into these topics. It's basically a summary of that comp sci course you never took or forgot about, so there's no way it can cover everything in depth. It also will be available as a gist on Github for everyone to edit and add to.

Data Structure Basics

###Array ####Definition:

• Stores data elements based on an sequential, most commonly 0 based, index.
• Based on tuples from set theory.

vaibhav-walia

#include <iostream>
#include <string.h>
using namespace std;

int t;//number of test cases
int price[100000][3]={0};
int cache[100000][3]={-1};
int n;
unsigned int costOfBuying(int fromShop, int item){
	//if buying from last shop, return total price