sameerkhan116

### Keybase proof

I hereby claim:

  * I am sameerkhan116 on github.
  * I am sameerkhan24 (https://keybase.io/sameerkhan24) on keybase.
  * I have a public key ASDhWQIWhd4PGeK4aRc6_t-eCQ1uylhKjLdsRhnr9oRoxwo

To claim this, I am signing this object:

sameerkhan116

const afterwareLink = new ApolloLink((operation, forward) => {
  return forward(operation).map(res => {
    const context = operation.getContext();
    const { response: { headers } } = context;
    console.log(headers.get('x-token'));
    const token = headers.get('x-token');
    const refreshToken = headers.get('x-refresh-token');
    if(token) {
      localStorage.setItem('token', token);
    }

sameerkhan116

import {split} from 'apollo-link';
import {HttpLink} from 'apollo-link-http';
import {WebSocketLink} from 'apollo-link-ws';
import {getMainDefinition} from 'apollo-utilities';
import {withData} from 'next-apollo';
import ws from 'websocket';

const uri = 'http://localhost:4000/graphql';
const subscriptionUri = 'ws://localhost:4000/subscriptions';

sameerkhan116

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.