August 2012
Intermediate to advanced
624 pages
17h 11m
Polish
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19.4. Nadawanie skryptowi nazwy test
Problem
Napisaliśmy skrypt powłoki bash, aby przetestować pewne ciekawe rozwiązanie. Zadbaliśmy o właściwy zapis wszystkich instrukcji, a także o nadanie plikowi stosownych praw dostępu. Sam plik jest umieszczony w jednym z katalogów wymienionych w zmiennej $PATH. Próba uruchomienia skryptu kończy się jednak niepowodzeniem.
Rozwiązanie
Skrypt musi mieć nazwę inną niż test. Nazwa ta jest bowiem wbudowanym poleceniem powłoki.
Analiza
Nadanie nazwy test szybko przygotowanemu skryptowi, którego celem jest sprawdzenie sposobu działania pewnych instrukcji, wydaje się zupełnie normalne. Problem jednak tkwi w tym, że test jest również wbudowanym poleceniem powłoki bash, co czyni ten ciąg słowem kluczowym. Można to stwierdzić, ...
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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.