Dec 01

Nov 23

GeoSpatial Search in Rails Using Elasticsearch

In this tutorial, I am going to create a small Rails app. I will show you how to create a rake task to import some venues from Foursquare to our database. Then we will index them on Elasticsearch. Also, the location of each venue is going to be indexed, so that we are able to search by distance.

Nov 23

Nov 23

Nov 21

How ruby uses RAM

I’ve never met a developer who complained about code getting faster or taking up less RAM. In Ruby, memory is especially important, yet few developers know the ins-and-outs of why their memory use goes up or down as their code executes. This article will start you off with a basic understanding of how Ruby objects relate to memory use, and we’ll cover a few common tricks to speed up your code while using less memory.