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What to pass for TypeScript optional parameter when there is no exact value to specify, 'undefined' or 'null'? [duplicate]

typescript null undefined

Retain None in pandas DataFrame (in spite of astype() and to_parquet())

python pandas types null parquet

MySQL AVG() return 0 if NULL

How does Objective-c handle messages sent to nil objects?

Checking typedef defined function pointer for null

prevent output from called bash function in subshell

linux bash background null

Left join with where clause for right table (Must return NULL from right) - Oracle

Can I trust (uintptr_t)NULL to be equal to zero?

c pointers null

Sorting NULL values in PostgreSQL [duplicate]

How do I pass an empty array to the constructor in java?

java arrays constructor null

KDB Excluding rows that have nulls

null kdb+

Why does count( distinct ) with NULL columns return 0 in Hive SQL?

sql count hive null distinct

Why are null char disallowed even in CDATA sections?

xml null cdata

How to check if a table element is nil

Retrieve last known value for each column of a row

Javascript onload isn't working ("Uncaught TypeError: Cannot set property 'document.body' of null ")

javascript null onload

Is it safe to fread 0 bytes into a NULL-pointer?

c null language-lawyer fread

Why does extracting an explicit `null` in JSONB as text yield an SQL `null`?

json postgresql null jsonb

jq: find and replace null with zero (0)

json null jq

Modify null pointer field in struct through reflection in Go

pointers go reflection null