June 2013
Intermediate to advanced
236 pages
4h 33m
English
Content preview from Express Web Application DevelopmentBecome 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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Express in different environments
In a software release process, we designate systems for development, UAT, staging, production, and so on for different stages of product release. Technically, these contexts of application execution are called environments.
It is very common that we want our software to execute differently on different environments. For example, in a development environment, we would like to see a very verbose detail about any error our software might encounter, but we might not want to do so in the production environment. Express has a very simple mechanism to let us do that. Let's find out how it works.
Express' app.get('env') method returns the current environment of the app. Based on this value, you can configure your app to ...
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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.