http://www.castig.org Teacher at One Month. Faculty at Columbia University where I teach Digital Literacy. I write about coding, the internet, and social impact.

       



221 Stories by Chris Castiglione

The Best Way to Learn SQL

You hIf you’re looking to move ahead in your career as a database developer, data administrator or data analyst, Structured Query Language (SQL) skills...
1 2 min read

5 Steps To Successfully Transition Into Freelancing While You Still Have A Full-Time Job

When I quit my full-time job to freelance, my friends and parents thought I was crazy. “How are you going to make money?” “Where...
1 4 min read

The History of The Internet

A brief history of the Internet from WW2 to blockchain I’m 100% sure that 100% of you are addicted to the internet, and yet...
3 6 min read

10 Famous Websites Built Using Python

There are tens of thousands of Python websites on the internet. Python is a powerful programming language created by Guido van Rossum in 1991. ...
19 3 min read

How Do You Determine Your Startup’s Valuation?

How Do You Determine Your Startup’s Valuation? How do you measure your company’s growth? Growth is essential to a startup’s progress, but growth can...
0 2 min read

What is Coding?

Today, we are going to talk about coding. Specifically, I’ll answer the question: What in the world is coding? We’ll also cover a little...
50 6 min read

Hot Wallet vs. Cold Storage

  Can you explain the difference between a Hot Wallet and Cold Storage? Hot wallet refers to any cryptocurrency wallet that is connected to the internet....
8 2 min read

An Introduction for Beginners: Python vs Java

Python’s continuous rise in popularity comes at the expense of the decline in popularity of other important programming languages, such as C++. Java is...
1 7 min read

The Ultimate Beginner’s Python Cheat Sheet

Python is one of the most popular programming languages in the world. Some of the world’s most famous companies use Python like Netflix, Google,...
0 4 min read