Dave Hulbert's Today I Learned (TIL)

About

I'm Dave and these are a few of the things I've learned that aren't quite big enough for a blog post. I'm always learning, so if you spot anything wrong then please submit a PR or raise an issue. Find out how this site works.

You may also want to read things that are big enough for a blog post on my blog.

Catgeories

• android
• apis
• artificial-intelligence
• aws
• bitcoin
• canvas
• cloudflare
• css
• diagrams
• docker
• git
• gpus
• imagemagick
• javascript
• linux
• math
• openai
• php
• python
• security-vulnerabilities
• software-design
• tdd
• til
• vector-databases
• web-browsers

Search

All TILs

android

• Extracting an Installed APK from an Android Device

apis

• Making API Specifications with Wiretap and AI

artificial-intelligence

• AlphaGo's Impressive Victory Over Lee Sedol

aws

• AWS Service Comparison and Cheat Sheet
• Getting started with Amazon Lex

bitcoin

• Bitcoin: the cryptographic currency

canvas

• Conway’s Game of Life in Canvas

cloudflare

• Deploying a Static Site with Basic Auth on Cloudflare Pages

css

• Taking Responsive Design a few steps forwards
• CSS Variables

diagrams

• Creating Diagrams with ChatGPT and Mermaid.live

docker

• Docker Shortcuts
• Using Docker Compose Watch instead of Bind Mounts
• Dokku Setup

git

• Tidy up local and remote branches in git

gpus

• GPUs are non-deterministic

imagemagick

• Batch converting images with ImageMagick

javascript

• Making JavaScript Behave Like Python for Script and Module Distinctions with Bun
• Introduction to TypeScript

linux

• Strace

math

• The Unimaginable Sizes of Graham's Number and Other Large Numbers

openai

• Exploring OpenAI's GPT-4 Vision API and a handy shell script to query it
• Making a custom "GPT" for ChatGPT

php

• PHP coding standards and style guides
• Immediately-Invoked Function Expressions in PHP
• Generators in PHP 5.5 (with PDO)
• Better Dependency Injection in Laravel
• Traits with interfaces
• Thoughts on PSR-7
• HTTP messaging PSR-7 update
• Patching Transitive Dependency Vulnerabilities in PHP Projects with Composer

python

• Distributing Python Packages on PyPI

security-vulnerabilities

• Setting Up Vuls for Package Vulnerability Scanning on Linux Servers

software-design

• Singletons: bad. Shared resources in a DIC: good.
• Balancing Technical Debt and Clean Code talk at the BCS
• Should I use global variables?

tdd

• Notes on designing through mocking
• Test Driven Development training course notes

til

• How til.dave.engineer works

vector-databases

• Vector Databases Overview

web-browsers

• New jQuery plugin for mobile browsers: jQuery Fast Click