September 2005
Beginner
576 pages
13h 6m
English
Content preview from SAMS Teach Yourself Programming with Java™ in 24 Hours, FOURTH EDITION
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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.
Q&A
| Q1: | Why do some of the byte stream methods in this hour use integers as arguments? Shouldn't they be using byte arguments? |
| A1: | There's a different between the bytes in a stream and the bytes represented by the byte class. A byte in Java has a value ranging from–128 to 127, while a byte in a stream has a value from 0 to 255. You often have to use int when working with bytes for this reason—it can hold the values 128 to 255, while byte cannot. |
| Q2: | Can you suggest any good books to expand into basic Java/database interactions with either Oracle or Microsoft SQL? Also, would this be done with JDBC? |
| A2: | Java software can access relational databases with either Java Database Connectivity (JDBC) or the JDBC-ODBC Bridge. The same techniques are required ... |
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