November 2012
Intermediate to advanced
888 pages
54h 46m
Polish
Content preview from Ruby. Receptury
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Rozdział 4. Tablice
Ruby, podobnie jak wszystkie inne języki wysokiego poziomu, posiada wbudowaną obsługę tablic (arrays), czyli obiektów będących uporządkowanymi listami innych obiektów. Dzięki tablicom (często w połączeniu z haszami — patrz Rozdział 5. — można budować złożone struktury danych bez potrzeby definiowania jakichkolwiek własnych klas.
W języku Ruby tablica jest uporządkowaną listą elementów, z których każdy jest referencją do obiektu — zgodnie zresztą z generalną filozofią Ruby, według której każda zmienna stanowi referencję do jakiegoś obiektu. Często dla wygody, zamiast mówić o „liście referencji do obiektów”, będziemy mówić po prostu o „liście obiektów”; wbrew pozorom nie będzie to prowadziło do nieporozumień, ponieważ Ruby ...
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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.