tl;dr: Do these steps:
- Profile with Esup.
- Adjust the garbage collection threshold.
- Autoload everything with use-package.
- Avoid helper functions which cause eager loads.
- See my Emacs config for an example.
Source: Advanced Techniques for Reducing Emacs Startup Time, an article by Joe Schafer.
Thanks to virtual columns, we almost have a NoSQL database ツ
Source: JSON and virtual columns in SQLite, an article by Anton Zhiyanov.
This astonishes youngsters, when they enrolled first time to school or kindergarten. They found coincidences when list their birthdays. Only 23 random persons in groups is enough to have a probability of 50% that there is a pair with the same birthday.
Source: Birthday attack: yet another explanation, an article by Dennis Yurichev.