Rohit rohit-jamuar

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.

	# By default, Docker containers run as the root user. This is bad because:
	# 1) You're more likely to modify up settings that you shouldn't be
	# 2) If an attacker gets access to your container - well, that's bad if they're root.
	# Here's how you can run change a Docker container to run as a non-root user

	## CREATE APP USER ##

	# Create the home directory for the new app user.
	RUN mkdir -p /home/app