Write your thoughts in your personal secret diary.
I use PHP for implementing the backand forth logic of my app.
I use python to implement the data analysis logic.
I use Javascript more for the front-end side to make the app more dynamic
I use css to make my app more and more colorful and innovative.
I use html to better structure my web pages.
I use react to make single page applications and to make them much lighter and faster.
I use Angular to build large and complex single page applications.
I use Laravel to build applications with very articulated and complex back-and logic.
I use sql to interact with small and large relational databases.
