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What are higher order functions in functional programming? How does the 'map' function work and why is it a higher order function?

Higher order functions either have one or more arguments that are themselves functions , return a function as their result, or both . Arguments to higher order functions can themselves be higher order functi...
JC
Answered by Joseph C. • Computing tutor
2423 Views

How do I approach writing an essay for the ELAT?

The ELAT is all about close language analysis; it is a test designed to highlight your ability to look at unseen passages. Fortunately, you have no contextual preparation to do for this exam, and it is argua...
LG
5076 Views

Describe and explain how blood in the right ventricle travels to the left atrium in the heart

Deoxygenated blood flows from the right ventricle to the lungs via the pulmonary artery. The contraction of the right ventricle increases the pressure within it so that it is greater than in the pulmonary ar...
SM
Answered by Sara M. • Biology tutor
4804 Views

How do you form the perfect tense in French?

The perfect tense is used to talk about something that has happened in the past, usually an action that has completely finished (unlike the imperfect tense which often describes an action which is ongoing). ...
LT
Answered by Lucy T. • French tutor
4592 Views

How do I write a good essay?

First, read the question fully and underline any key words or phrases that might tell you what the examiner is looking for. Then, create a short plan by brainstorming a few key points that you want to make. ...
DM
4056 Views