Use popular 'grammar of data' syntax to filter and subset your two-dimensional JavaScript arrays and more ... will show you how to filter JavaScript objects with Arquero, with a few bonus tasks ...

In other words, you write something akin to a Python version of what you want to accomplish, then speed it up by adding ... as a NumPy array (fast) rather than a generic Python object (slow).

This is different than how I usually create an array: There are some real advantages to ... quickly and easily store a collection of name/key values, the “Add()” method of the hashtable object is ...

Arrays are wonderful and a very particular type in JavaScript. There are many useful ... like summing all the values of an array or in an object array, counting for particular items in the array ...

It is widely used and a top contender in realworld usage. JavaScript has many dynamic features that makes it challenging to static analysis. Arrays and objects are one aspect that needs more attention ...

I have a test that needs an array of objects to be generated for which I'm using some simple Javascript. Each object contains several members including one 'types' that's an array of strings however ...