January 2018
Intermediate to advanced
336 pages
7h 56m
English
Content preview from Microservices with Clojure
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Using geo queries
Geo queries (https://www.elastic.co/guide/en/elasticsearch/reference/current/geo-queries.html) of Elasticsearch allow finding the records using a bounding box, distance from a given geo point, or the records lying within the polygon made up of geo points specified as a bounding region. The Helping Hands application requires geo queries for two of its routes, GET /lookup/geo and GET /validate/:service.
The first route allows consumers to look up available services within the specified bounding box of a latitude and longitude pair that can be selected via a map by drawing a rectangle. Alternatively, consumers can also look up a service within, say, a 5km radius of their location specified by their geolocation. Similarly, the ...
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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.