API Glossary - Learn common API topics

AJAX

Everything you need to know about AJAX (aka Asynchronous JavaScript And XML). This article will explain what AJAX is, the AJAX functionality, and its benefits.

August 5, 2021

API

Everything you wanted to know about Application Programming Interfaces (API's): what they are, how they work, and what common problems they solve.

July 9, 2021

API Access

Everything you need to know about API (aka Application Programming Interface) Access. This article will tell you how API Authentication works and much more.

August 6, 2021

API Analytics

Everything you wanted to know about API analytics, including common analytics strategies, how they're used, and common providers and examples.

July 5, 2021

API Authentication

A concise definition of API authentication, including API keys, HMAC, OAuth, and more. Includes practical examples and code samples.

July 25, 2023

API Call

Learn what an API call is, using common client request types like GET, PUT, POST, and DELETE. Examples and non-technical explanations included.

July 9, 2021

API Credentials

All about API credentials: what they are, what's the difference between API credentials and API authentication, HTTP Basic Auth vs OAuth, and more.

July 6, 2021

API Deprecation

Everything you need to know about API (aka Application Programming Interface) Deprecation. This article tells you about what is, explains Sunsetting, and more.

August 6, 2021

API Development

Unlock the potential of seamless integration with our comprehensive guide to API development, covering tools, best practices, and future trends.

February 10, 2025

API Directory

Everything you need to know about an API Directory. This article will tell you how to use an API Directory, explain the API Marketplace, and more.

August 5, 2021

API Documentation

Everything you need to know about API (aka Application Programming Interface) Documentation. This article tells you what it is, why to document APIs, and more.

August 6, 2021

API Gateway

Everything you need to know about an API Gateway. This article will explain what's in an API Gateway, the advantages, disadvantages, and look at API Management.

August 5, 2021

API Management

Everything you need to know about API (aka Application Programming Interface) Management. This article will tell you about API Analytics, Security, and more.

July 17, 2023

API Marketplace

Learn about the different kinds of API marketplaces, as well as the difference between an API Portal and an API Marketplace.

July 25, 2023

API Pagination

Everything you need to know about API (aka Application Programming Interface) Pagination. This article what it is, various Pagination Methods, and more.

April 12, 2023

API Parameters

Learn everything you ever wants to know about API Parameters, including what they are, what types of parameters exist, and how to use them.

July 3, 2021

API Request

Everything you wanted to about API Requests, including what they are, what they do, and how they relate to common terms like a query parameters.

July 18, 2023

API Schema

Everything you need to know about API (aka Application Programming Interface) Schema. This article will tell you what API Schema is, different kinds, and more.

March 10, 2025

API Security

Everything you wanted to know about API Security, including the considerations of API Authentication, API Keys, HMAC, OAuth, and more.

July 6, 2021

API Testing

Everything you need to know about API (aka Application Programming Interface) Testing. This article will tell you about HTTP Responses, API Tests, and more.

April 11, 2023

API Versioning

Everything you wanted to know about API versioning, including what API contracts are and why they're important, as well as different methods to version APIs.

April 12, 2023

CORS

Everything you need to know about CORS (aka cross-origin resource sharing). This article will tell you about CORS Preflight Special Headers and much more.

August 7, 2021

CRUD

Learn what CRUD is in software and web development, plus how it works with relational databases, REST API's, SQL, and more.

June 29, 2021

Cache

Everything you wanted to know about caching and CDN's: what is a cache is, how and why it's used, what content delivery networks (CDN's) are, and more.

July 9, 2021

Client

Everything you need to know about what a Client is. This short article will tell you what a REST Client is, why to put it in one place, and more.

August 5, 2021

Create a Flask API: Step by Step Guide

Master Flask API development with our step-by-step guide. Learn with Abstract API how to build and deploy your API effortlessly today!

February 20, 2025

DELETE Method in APIs

Understand the DELETE method in APIs to manage resources effectively and prevent data inconsistencies with Abstract API.

February 24, 2025

DOM

Everything you need to know about DOM (aka Document Object Model). This short article will tell you what it is, what it does, DOM data types, and more.

August 7, 2021

Endpoint

Everything you wanted to know about API Endpoints: what they are and how they are used, what their proper syntax is, and a full example of an endpoint.

July 13, 2021

GET

Everything you need to know about GET. This short article will tell you what GET is, provide examples of GET, explain GET requests, and more.

August 7, 2021

Git Command

Everything you need to know about a Git Command. This article will give you an overview of the Git checkout and checkin process commands from the command line.

November 30, 2021

GraphQL

Everything you wanted to know about GraphQL: what it is, what problems it solves, how and where it is used, and how it compares to REST architecture.

July 9, 2021

HTTP Request Methods

Learn what the HTTP Request METHODS are, as well as how and why they are used. Learn about PUT, POST, PATCH, and DELETE, plus HEAD and OPTIONS.

July 9, 2021

Idempotency

What the heck is idempotency? It's a confusing term, but it's explained here clearly for both technical and non-technical audiences.

July 9, 2021

Internal APIs

Everything you wanted to know about Internal APIs (aka application programming interface). This short article will give you insight into using APIs internally.

August 5, 2021

JSON

Everything you need to know about JSON (aka Javascript Object Notation). This article tells you about JSON format, how to use JSON, basic data types, and more.

August 7, 2021

LAMP Stack

Everything you wanted to know about a LAMP Stack (Linux, Apache, MySQL, PHP): why it exists, what it does, and what its trade offs are versus other stacks.

July 6, 2021

MEAN Stack

Everything you wanted to know about the MEAN Stack (MongoDB, ExpressJS, AngularJS, and Node.js): what it is, why it's popular, how it's used, and more.

November 30, 2021

Open API

Everything you wanted to do know about Open API: what problems it solves, how it works, what you can do with it, and more.

July 3, 2021

PATCH

Everything you wanted to know about the PATCH operation as part of the REST Protocol, including examples and comparisons to PUT and POST.

July 18, 2023

POST

Everything you wanted to know about what a POST request is, how it's used, how it's different than PUT and PATCH, and more.

July 18, 2023

PUT

Everything you need to know about PUT. This short article will tell you what PUT is, give you a PUT API example, explain REST API methods, and more.

July 18, 2023

Path Parameters

Everything you need to know about Path Parameters. This article will give you examples of Path Parameters, explain Query Parameters, and more.

July 17, 2023

Query Parameters

Everything you want to know about query parameters: what they are, what you can do with them, and an example of using query parameters in an API.

July 17, 2023

REST Client

Everything you need to know about a REST Client. This article explains what a REST Client does, the four types of requests, and the REST Client request format.

August 5, 2021

RapidQL

Everything you need to know about RapidQL. This short article will tell you about RapidQL Commands like Querying, Logging, HTTP Requests, and more.

August 7, 2021

RegEx

Everything you wanted to know about Regular Expressions (RegEx), including what they are, what they're used for, how to use them, and some practical examples.

July 9, 2021

SDK

Everything you need to know about an SDK (aka Software Development Kit). This article will tell you what's in an SDK, what makes a good SDK, and more.

August 6, 2021

SOAP API

Everything you wanted to know about SOAP API's, including what they are, what their parts are, and how and when they are used today.

July 6, 2021

Types of API: A Complete Guide to API Categories, Protocols, and Structures

Learn about different types of APIs, including REST, SOAP, and GraphQL, their protocols, request methods, and real-world use cases.

February 24, 2025

URIs vs URL

Learn the key differences between URI and URL. Understand how each term applies to web development, APIs, and resource identification.

March 10, 2025

URL

Everything you need to know about a URL (aka Universal Resource Locator). This short article will explain the URL Syntax, URL Base Server, and more.

August 5, 2021

What Is a Tor Exit Node? Understanding Its Role in Online Privacy and Security

Learn what a Tor exit node is and how to detect it with AbstractAPI to enhance your website’s security and control over anonymous traffic.

May 8, 2025

What is API Integration?

Everything you need to know about API (aka Application Programming Interface) Integration. This article tells you what it is, what you can do with it, and more.

February 10, 2025

What is URI API

Everything you wanted to know about a URI (Universal Resource Identifier): what it is, what its parts and syntax is, and best practices for working with it.

March 10, 2024

What is a Payload?

Learn what a payload is in API requests and responses, which types of payload exist, and how it differs from headers and parameters, with examples.

April 21, 2025

What is a RESTful API?

Everything you need to know about RESTful (aka Representational State Transfer) APIs. This article will tell you about REST, REST Contracts, and more.

November 28, 2024

What is an API Key?

Explore the role of API keys in authentication, access control, and security for web services. Discover how they protect sensitive data with Abstract API.

February 13, 2025

XML

Everything you wanted to know about XML: what problem it solves, what is actually does, and what the difference is between XML and HTTP and JSON.

July 2, 2021

cURL

Everything you want to know about cURL: what it is, what you can do with it, beginner cURL operations, and how to use cURL to explore API's.

July 3, 2021

gRPC

Everything you need to know about gRPC (aka Google Remote Procedure Calls). This article tells you what problems gRPC solves, gRPC and microservices, and more.

August 7, 2021

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