Boot.dev Blog - Pg. 12

How to Structure a Golang Project

Oct 01, 2020 by Lane Wagner

I lead a team that’s responsible for anywhere from 15-25 Go microservices at any given time.

What Is Entropy In Cryptography?

Sep 28, 2020 by Lane Wagner

If you’re familiar with the laws of thermodynamics, you may recognize the second law as the one that deals with entropy.

How to Make a Simple Vue Custom Select Component

Sep 25, 2020 by Lane Wagner

Creating a custom select tag with its own styling is notoriously difficult. Sometimes it’s impossible to build from scratch without a combination of styled divs and custom JavaScript.

Running Python in the Browser with Web Assembly

Sep 24, 2020 by Lane Wagner

I’ve been wanting to expand boot.dev’s curriculum, and one of the most requested programming languages has been Python.

Running Go in the Browser with WASM and Web Workers

Sep 23, 2020 by Lane Wagner

We’ve recently made big changes to how we execute Go in the browser on boot.dev and want to explain the enhancements.

Practical Patterns for Technical Writing

Sep 22, 2020 by Ben Barten

Writing technical documents like API or architectural documentation which exceeds a simple flow diagram can be a daunting task.

Elliptic Curve Cryptography: A Basic Introduction

Sep 17, 2020 by Lane Wagner

Elliptic Curve Cryptography (ECC) is a modern public-key encryption technique famous for being smaller, faster, and more efficient than incumbents.

"Learn Algorithms" Course Released

Sep 14, 2020 by Lane Wagner

We’ve launched our new Learn Algorithms course! We wrote this course for engineers who need a refresher on computer science basics or want to learn the fundamentals for the first time.

Is AES-256 Quantum Resistant?

Sep 10, 2020 by Lane Wagner

With quantum computers getting more powerful each year, many worry about the safety of modern encryption standards.

How to Make Pure Functions in Golang

Sep 07, 2020 by Lane Wagner

Pure functions are often hyped up in the JavaScript world, probably because of the abundance of stateful front end applications.

Guard Clauses - How to Clean up Conditionals

Sep 06, 2020 by Lane Wagner

One of the first concepts new developers learn is the if/else statement. If/else statements are the most common way to execute conditional logic.

Create a Golang Video Streaming Server Using HLS

Sep 04, 2020 by Lane Wagner

In this tutorial, we’ll go step-by-step through building a video streaming API (which will work for music as well) in Go.

Should You Return Empty or Nil Slices in Go?

Sep 03, 2020 by Lane Wagner

In Go, we often need to return zero values. Idiomatic Go encourages the use of guard clauses, and guard clauses necessitate the need to return early.

Slow Is Smooth, Smooth Is Fast - 25% of Our Time Refactoring

Sep 01, 2020 by Lane Wagner

My team has been spending less of our “free” time working on bugs and features from the backlog, and more time refactoring our code and tests.

Top 15 Golang Interview Questions [Updated 2024]

Aug 31, 2020 by Lane Wagner

Let’s take a look at some good technical questions to be familiar with, whether you are looking to nail your next Golang interview, or if you’re the interviewer yourself.

Creating a Custom Tooltip Component in Vue

Aug 28, 2020 by Lane Wagner

There are plenty of libraries out there that will have you up and running with a good tooltip solution in minutes.

Bcrypt Step by Step

Aug 24, 2020 by Lane Wagner

Bcrypt is a key derivation function, which can be thought of as a special kind of hash function.

(Very) Basic Intro to Lattices in Cryptography

Aug 21, 2020 by Lane Wagner

Lattice-based cryptography, an important contender in the race for quantum-safe encryption, describes constructions of cryptographic primitives that involve mathematical lattices.

Shamir's Secret Sharing Step-By-Step

Aug 18, 2020 by Lane Wagner

Adi Shamir’s Secret Sharing is a cryptographic algorithm that allows distinct parties to jointly share ownership of a single secret by holding shares.

They Who Control Encryption

Aug 12, 2020 by Lane Wagner

If you’ve seen The Imitation Game or studied computer science in school, you have likely heard of Enigma, Alan Turing, or some of the other advances in cryptography that took place during the Second World War.

Unexpected Printf Behavior in Go WASM - Nothing Prints

Aug 10, 2020 by Lane Wagner

While working on boot.dev’s Go Playground, I came across a very strange error. The standard library’s fmt.

HMAC and MACs - The Inner Workings of JWTs

Aug 05, 2020 by Lane Wagner

HMACs and MACs are authentication codes and are often the backbone of JWT authentication systems. A Message Authentication Code (MAC) is a string of bits that depends on a secret key and is sent with a message to prove the message wasn’t tampered with.

Your Parent's Internet - How to Mitigate Misinformation

Jul 31, 2020 by Lane Wagner

The age of information is not what we all hoped it would be. We successfully digitized the majority of human knowledge, and we even made it freely accessible to most.

HLS Video Streaming with Node.JS - A Tutorial

Jul 28, 2020 by Lane Wagner

In this quick tutorial, we’ll build a robust video (or music) streaming API using Node JS.

(Very) Basic Intro to PGP (GPG)

Jul 27, 2020 by Lane Wagner

PGP, or its open-source alternative, GPG, is a program used to encrypt data such that only an authorized party can decrypt it.