Have your PHP application show a progress bar whilst it works.
Benchmarking the performance of using various UUID types as the primary key on database tables instead of an auto-incrementing integer.
An exciting terminal that you should definitely use!
A video-tutorial demonstrating how you can move a lot of the routing registration in Slim3, into the controllers, thus simplifying your codebase if you have a lot of routes.
Learn how to use UUIDs in MySQL for your table IDs, rather than using auto_increment.
Install the PT Mono font with a BASH script.
A lightning talk on UUIDs from the maintainer of the ramsey/UUID package library for PHP.
A talk made by Macro Pivetta on "Doctrice ORM Good Practices and Tricks".
Learn about the finally clause.
Use the tree tool for displaying your file structure.
Learn how to include your package within itself for testing and not have to keep pushing the code and composer updating.
Request certificates from LetsEncrypt after having proven that you own the domain.