Skip to Content
Build Awesome Command-Line Applications in Ruby 2
book

Build Awesome Command-Line Applications in Ruby 2

by David B. Copeland
November 2013
Intermediate to advanced
224 pages
6h 9m
English
Pragmatic Bookshelf
Content preview from Build Awesome Command-Line Applications in Ruby 2

Formatting Output with Tables

In Chapter 4, Play Well with Others, we discussed using CSV format to organize output, where each line would represent a record and each comma-separated value would represent a field. We even updated todo to use this format to make it easier to integrate with other programs. Humans have a hard time reading CSV-formatted data, instead finding it easier to view such data in a tabular format. This is why spreadsheet programs like Microsoft Excel can import CSV files and display their data in tables. It’s also why most SQL database clients show their output in tables; it’s a great way to look at a lot of data in an organized fashion.

Using the gem terminal-table, it’s very easy to produce tabular output from our ...

Become 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,
and much more.

Read now

Unlock full access

More than 5,000 organizations count on O’Reilly

AirBnbBlueOriginElectronic ArtsHomeDepotNasdaqRakutenTata Consultancy Services

QuotationMarkO’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.
Head of Cybersecurity
QuotationMarkI 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.
Field Engineer
QuotationMarkI’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.
Data Platform Tech Lead
QuotationMarkI'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.
Mark W.
Embedded Software Engineer

You might also like

Comprehensive Ruby Programming

Comprehensive Ruby Programming

Jordan Hudgens
Computer Science Programming Basics in Ruby

Computer Science Programming Basics in Ruby

Ophir Frieder, Gideon Frieder, David Grossman

Publisher Resources

ISBN: 9781941222409Errata Page