jnrhacker.blogg.se - Download ruby code

This argument becomes the 2nd block parameter.

each_with_object takes an argument, which is the object we want to start with.

In this example, we want to delete the last character when we find a # symbol. In this example we want to find out if given an array of unique numbers, there is a combination of two numbers which adds up to a target number.Īrr.product(arr).reject I’m also going to give you some commentary on each example to help you get the most out of this.

I compiled 7 examples that I think you’ll enjoy. We have many open source projects, and coding challenge sites that allow you to see the solutions from other developers once you submit your own.

One way to learn new Ruby tricks, patterns & methods is to read code others have written.īut where do you find interesting code worth reading?