What is the most efficient way to groupby objects in an array?
For example, given this array of objects:
[
{ Phase: "Phase 1", Step: "Step 1", Task: "Task 1", Value: "5" },
{ Phase: "Phase 1", Step: "Step 1", Task: "Task 2", Value: "10" },
{ Phase: "Phase 1", Step: "Step 2", Task: "Task 1", Value: "15" },
{ …
Why would someone prefer either the Lodash or Underscore.js utility library over the other?
Lodash seems to be a drop-in replacement for underscore, the latter having been around longer.
I think both are brilliant, but I do not know …
I'm trying to learn about new usages of javascript as a serverside language and as a functional language. Few days ago I heard about node.js and express framework. Then I saw about underscore.js as a set of utility …