November 2017
Beginner
316 pages
6h 40m
English
Content preview from Learning Julia
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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.
An example using simple built-in functions
Let's walk through a practical example, wherein we will talk more about how functions can prove to be helpful in the real world when using Julia. We all, at some point in our software development careers, must have worked with CSV files. For those who haven't, there's nothing to worry about--CSV indicates a file format wherein the data is comma (,) separated.
Just imagine that we have a CSV file with the name sample.csv in our home location, and this file contains the day and night temperature values (in degrees Celsius) of a town in the summer for seven continuous days of a random week.
Here is the actual file:
mac-rahul:~$ cat sample.csv"43.4","32.0""44.6","31.4""40.1","27.6""41.1","28.9""44.0","30.0" ...
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