Create a bucket to include some formulas or codes from this site, this way you can install it in your coding project to allow one central place for all code.
A sample of that is a file with .bas extension to be included in your VB project!!
To add to a modeule
Once you add 1st code, the programming language is defined, then you can add functions and routines to your module within same programming language, then download them all as 1 library code file to use in your project.
This is a practice I started to apply my early dev years, found it very helpful to keep my code organized and allow it to grow with project needs aka developing.