December 2021
Intermediate to advanced
510 pages
11h 20m
English
Content preview from Powerful Command-Line Applications in GoBecome 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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Viewing a Single Item
At this point, your application can query the to-do REST API for all items. Let’s add the ability to get details for a specific item.
The to-do REST API returns information about a single item by querying the URL /todo/id using the HTTP Get method. The id is a numeric identifier that represents an item from the list. You can find the item id using the list command. When you’re working with an API you’re unfamiliar with, consult the REST API documentation to understand how to make queries for particular resources that you’re interested in.
To obtain a single item from the REST API, first add a new function to the cmd/client.go file. This function wraps the getItems function similarly to the getAll function you developed ...
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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.
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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.