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Hal Friday

a softie and a software engineer

Location seattle, wa Joined Joined on  Personal website https://github.com/halented github website

Work

full stack software engineer

Are BigInt Math Calculations More Expensive Than Using Numbers in JavaScript?

Are BigInt Math Calculations More Expensive Than Using Numbers in JavaScript?

Reactions 10 Comments 2
4 min read

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Writing Your First React Test

Writing Your First React Test

Reactions 51 Comments 3
6 min read
Part 2: Creating Models for MongoDB with Mongoose

Part 2: Creating Models for MongoDB with Mongoose

Reactions 19 Comments 3
8 min read
Part 1: Setting Up Your Backend with Mongoose, Express & MongoDB

Part 1: Setting Up Your Backend with Mongoose, Express & MongoDB

Reactions 19 Comments
9 min read
JavaScript Stuff I Thought Was Weird Which Just Turned Out to Make Sense After All

JavaScript Stuff I Thought Was Weird Which Just Turned Out to Make Sense After All

Reactions 6 Comments
6 min read
scalability in system design -- lazy post style!

scalability in system design -- lazy post style!

Reactions 2 Comments
5 min read
Passing Functions as Arguments in Ruby

Passing Functions as Arguments in Ruby

Reactions 37 Comments 3
2 min read
Passing State to Components Rendered by React Router (and Other Fun Things)

Passing State to Components Rendered by React Router (and Other Fun Things)

Reactions 45 Comments 8
4 min read
The Consequence of Sound

The Consequence of Sound

Reactions 4 Comments 1
3 min read
Invader Vim

Invader Vim

Reactions 10 Comments
4 min read
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