April 2020
Intermediate to advanced
506 pages
20h 7m
Polish
Content preview from Go
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368 Rozdział 12.
Po co wywoływać panikę?
Wywołanie funkcji panic pozwala uprościć
kod, ale powoduje awarię programu!
Nie widzę tu znaczącej poprawy…
Wkrótce zobaczysz, jak zapobiec awarii programu. Prawdą jest jednak, że
wywołanie funkcji
panic
rzadko jest idealnym sposobem obsługi błędów.
Sytuacje takie jak niedostępne pliki, awaria sieci i błędne dane
wejściowe od użytkownika zwykle są uznawane za „normalne” i należy
je obsługiwać w kontrolowany sposób z użyciem wartości typu
error
.
Wywołanie funkcji
panic
zazwyczaj należy rezerwować na potrzeby
„niemożliwych” scenariuszy, czyli błędów oznaczających usterkę
w programie, a nie pomyłkę użytkownika. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.