April 2014
Intermediate to advanced
336 pages
7h 48m
English
Content preview from Heroku Cloud 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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Release management
When you push new code, make configuration changes, or modify resources, Heroku creates a new release and restarts the application automatically.
Through its robust release management mechanism, Heroku provides the flexibility to do the following:
- List the history of releases.
- Use rollbacks to revert to prior releases in case the deployment or configuration went wrong
Checking installed releases
To check the history of your application releases, you can type the following command:
$ heroku releases === gentle-mesa-5445 Releases v2 Enable Logplex ahanjura@gmail.com 2012/12/03 03:39:37 v1 Initial release ahanjura@gmail.com 2012/12/03 03:39:36
The preceding output shows that the application has had two releases so far, the latest one ...
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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.