Top Tweets for #Tanstack_Query
Why tanstack query deprecated onSuccess callback in v5.
Can someone explain it in simple terms?
🙂↔️
#tanstack_query #react_query
@mattpocockuk I'm afraid it's neither @mattpocockuk .
For { data } = useQuery(...),
the library makers (#Tanstack_Query) correctly types "data" as (TData | undefined), the app developer ought to ensure a default/sentinel value of type TData to offset "undefined"
See: https://t.co/z9nMzXOT4v
@jayphelps It's a common anti-pattern in programming in general (not just React) & i have seen many engineers do it. It's a good guideline of preventive debugging to never propagate null/undefined values through a program.
See solution below (It's called the null object pattern):

Most Popular Users

Elon Musk 
@elonmusk
240.7M followers

Barack Obama 
@barackobama
119.2M followers

Donald J. Trump 
@realdonaldtrump
111.7M followers

Cristiano Ronaldo 
@cristiano
110.9M followers

Narendra Modi 
@narendramodi
107M followers

Rihanna 
@rihanna
97.7M followers

NASA 
@nasa
92.2M followers

Justin Bieber 
@justinbieber
91M followers

KATY PERRY 
@katyperry
87.8M followers

Taylor Swift 
@taylorswift13
81.7M followers

Lady Gaga 
@ladygaga
73.2M followers

Virat Kohli 
@imvkohli
70.1M followers

Kim Kardashian 
@kimkardashian
69.9M followers

YouTube 
@youtube
68.7M followers

Bill Gates 
@billgates
64M followers

Neymar Jr 
@neymarjr
62.9M followers

The Ellen Show
@theellenshow
62.4M followers

CNN 
@cnn
61.9M followers

Selena Gomez 
@selenagomez
60.9M followers

X 
@x
60.8M followers

