August 2017
Intermediate to advanced
332 pages
9h 16m
English
Content preview from Continuous Delivery with Docker and Jenkins
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Polling SCM
Polling SCM trigger is a little less intuitive. The following figure presents the communication:
Jenkins periodically calls GitHub and checks if there was any push to the repository. Then, it starts the build. It may sound counter-intuitive, however, there are at least two good cases for using this method:
- Jenkins is inside the firewalled network (which GitHub does not have access to)
- Commits are frequent and the build takes a long time, so executing a build after every commit would cause an overload
The configuration of poll SCM is also somehow simpler because the way to connect from Jenkins to GitHub is already set up (Jenkins ...
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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.