News for hackers. Stuff that matters.

A comment on Use mmap with care. Parent comment

Re:Use mmap with care by gubbrora on Thursday May 02, 2019 @10:48AM (#19808460)
Interesting but how will you determine not-null is the hot path? Getting it wrong coughs cost you
[ Parent | on HN ]
Re:Use mmap with care by quotemstr on Friday May 03, 2019 @03:12PM (#19821345)
In the case of VMs, null means "throw NullPointerException". How often do you see that happening?
[ Parent | on HN ]