July 2017
Beginner to intermediate
358 pages
10h 54m
English
Content preview from Building Microservices with Go
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Service startup
The previous command looks a little weird, but there is a gotcha with Docker compose, which quite a few people fall foul too, there is no real way for compose to know when an application is running. Even if we use the depends-on configuration, we are only informing compose that there are dependencies and that it should control the start order of the services.
sh -c "sleep 3 && curl -XPOST testserver:8080/helloworld -d '{\"name\":\"Nic\"}'"
All compose will do is check that the container has been started. The general problem occurs with a misunderstanding that a container being started equals it is ready to receive requests. More often than not this is not the case, it can take time for your application to start and be ready ...
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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.