DEV Community

Sebastian Błaszczykiewicz
Sebastian Błaszczykiewicz

Posted on

 

JSON in JS for beginners

https://www.digitalocean.com/community/tutorials/how-to-work-with-json-in-javascript

Top comments (0)

11 Tips That Make You a Better Typescript Programmer

typescript

1 Think in {Set}

Type is an everyday concept to programmers, but it’s surprisingly difficult to define it succinctly. I find it helpful to use Set as a conceptual model instead.

#2 Understand declared type and narrowed type

One extremely powerful typescript feature is automatic type narrowing based on control flow. This means a variable has two types associated with it at any specific point of code location: a declaration type and a narrowed type.

#3 Use discriminated union instead of optional fields

...

Read the whole post now!