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Say, you’re passing a variable to a function and you would like that function to update the given variable. This depends on the data type you’re passing in.

Also known as the Ports and Adapters architecture. This architecture clearly separates core logic from the input and output infrastructure, dividing the system into loosely-coupled interchangeable components. Throughout the years, it grew in popularity to become one of the most widely recognised types of software architecture.

A design pattern is a general, reusable solution to common occurring problems within a given context in software engineering.

How to correctly calculate totals in Eloquent using conditional aggregates

Some hints and tips to help improve performance of your Laravel application

A lambda function is an anonymous PHP function that can be stored in a variable and passed as an argument to other functions or methods. A closure is a lambda function that is aware of its surrounding context.

Recommended informative free YouTube videos from Uncle Bob.

Code rot is a form of Technical debt, which builds up over time. It is the process where the quality of the code deteriorates.

Being expressive when writing code makes it easier for people to understand your code and shows you care about the next developer who comes along.

More often than not the initial database design works fine at the beginning, however as time goes on, changes are made and the data grows. Bottlenecks appear, you pick up a bunch of slow queries or you run out of storage.