Programming

Exploring Ruby-2.7.0 — Part-Three

Ruby-2.7 adds Enumerable#filter_map

ruby-2.7 adds filter_map which combines filter and map in one iteration.

Let us suppose you have a collection of employee records. Assume you have to get the…

Incremental refactoring using Scientist

In one of my recent projects, we had to replace a part of the code which calculates price with a new pricing service that has more functionality.

Calculating price being one of the most critical part of our service, we were faced with…

Rails Migrations — Common Mistakes

“Make mistakes but most importantly make sure you talk about them…