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Request

Plain English

Asking the for something.

Definition

A request is an action sent from a client to a server asking for or a .

In practice

Examples include loading a page, submitting a form, or calling an API.

In context

Counting them is where most work starts. Pages that feel slow are usually making far more requests than anyone intended, many of them for the same .

The reality

High volumes of requests can overwhelm if not managed properly.

Compared with

Request vs Response

The request is what the client asks for; the is what comes back. Most debugging is establishing which half went wrong. A malformed request and a broken handler look identical from the .

FAQ

Common questions

A few practical answers to the questions that usually come up around this term.

What is a request?

It is a call made to a for or action.

Where do requests come from?

From users, apps, or .

Why are requests important?

They drive .

What happens with too many requests?

can slow down or fail.

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I had a fantastic experience working with Andy. One of his most impressive achievements during our time at NHS HEE was masterminding a deeply complex information architecture for a new platform that brought together a large number of legacy websites.

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