April 2020
Intermediate to advanced
506 pages
20h 7m
Polish
Content preview from Go
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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.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.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.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.
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Wskaźniki
Możesz pobrać adres zmiennej, używając ampersandu (
&
), który w Go
jest operatorem adresu. Na przykład poniższy kod inicjalizuje zmienną,
wyświetla jej wartość, a następnie wyświetla adres zmiennej:
Wartość zmiennej
Adres zmiennej
6
0x1040a124
Można pobierać adresy zmiennych dowolnego typu.
Warto zauważyć, że każda zmienna ma inny adres.
0x1040a100 0x1040a108 0x1040a110 0x1040a118 0x1040a120 0x1040a128
true 6 ... ... ... 3.1415
Czym dokładnie są te adresy? No cóż, jeśli chcesz znaleźć konkretny
dom w zatłoczonym mieście, używasz adresu.
Pamięć, jaką komputer przydziela programowi, jest — podobnie jak miasto — zatłoczonym ...
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and much more.
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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.