July 2020
Beginner to intermediate
248 pages
6h 58m
English
Content preview from Python Workout
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5 Files
Files are an indispensable part of the world of computers, and thus of programming. We read data from files, and write to files. Even when something isn’t really a file--such as a network connection--we try to use an interface similar to files because they’re so familiar.
To normal, everyday users, there are different types of files--Word, Excel, PowerPoint, and PDF, among others. To programmers, things are both simpler and more complicated. They’re simpler in that we see files as data structures to which we can write strings, and from which we can read strings. But files are also more complicated, in that when we read the string into memory, we might need to parse it into a data structure.
Working with files is one of the easiest and ...
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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.