September 2015
Beginner
110 pages
2h 6m
English
Content preview from Exercises for ProgrammersBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 8Working with Files
All the programs you’ve worked with so far have taken input from the end user or used hard-coded values. But many programs use files to store data. Your operating system and its programs write logs to files constantly, as do the websites you visit. And many apps use files to hold configuration data. Games use files to store your saved data when you reach a checkpoint.
Even programming languages, like the one you’re using to work through this book, work with files. You type your source code into a file, and a compiler or interpreter turns what you wrote into something the computer can run.
The exercises in this chapter ask you to work with files and folders, and you’ll need to investigate how to do this in your programming ...
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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.