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Josh M.R. Allen

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Josh M.R. Allen

Follow Me, Follow You, Self Join! or How I Learned to Respect Twitter’s Functionality

Far and wide, you’ll find only just a few samples of self joins. The first source you’ll probably go to is the Active Record documentation.

6 min readOct 1, 2020

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Follow Me, Follow You, Self Join! or How I Learned to Respect Twitter’s Functionality

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Josh M.R. Allen
in
DataDrivenInvestor

Invader Vim

What is Vim?

7 min readJan 24, 2021

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Invader Vim

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Josh M.R. Allen
in
DataDrivenInvestor

Heaps

What’s a heap?

3 min readJan 14, 2021

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a heap of chopped garlic chives to demonstrate a real-life heap representing a heap in computer science

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Josh M.R. Allen
in
DataDrivenInvestor

Bread First that Tree

Searching Siblings in a Tree

4 min readJan 11, 2021

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Bread First that Tree

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Josh M.R. Allen

Why Lambda?

Context

5 min readJan 1, 2021

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Why Lambda?

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Josh M.R. Allen

How to Scroll

After working on a React project for a little bit, I realized it would look a lot nicer as a single page with a “scroll-to” navigation…

2 min readDec 28, 2020

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How to Scroll

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Josh M.R. Allen

Solve It

Problem solving is a process. It’s easy to forget that in order to solve a problem, you need to actually focus on solving the problem.

2 min readDec 21, 2020

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Josh M.R. Allen
in
DataDrivenInvestor

HTMLAudioElement Can Decode Encoded Strings

I was messing around with Google Cloud’s Text to Speech API and wanted to test it out by making the call on a Rails backend and receiving…

3 min readNov 9, 2020

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HTMLAudioElement Can Decode Encoded Strings

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Josh M.R. Allen

Fetch() a Falling Promise And Put it in Your Pocket (until the response is ready)

This is an in-depth look at promises in JavaScript.

3 min readSep 11, 2020

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Fetch() a Falling Promise And Put it in Your Pocket (until the response is ready)

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Josh M.R. Allen
in
DataDrivenInvestor

Hash Functions — A Brief Glimpse

Hash…

6 min readAug 21, 2020

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Hash Functions — A Brief Glimpse

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Josh M.R. Allen

Josh M.R. Allen

Crazy cool like a mouth full of 花椒 (Sichuan peppers)! Software Engineer | Rails | React | JavaScript | Ruby | AWS S3 | Proud father of a precocious explorer.

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