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What's the Difference Between API and Web Services?

Guide to API Pagination

What's the Difference Between Microservices and APIs?

What's the Difference Between Authentication and Authorization?

What's the Difference Between GraphQL and REST?

What's the Difference Between an SDK and an API?

What's the Difference Between Stateful and Stateless?

What's the Difference Between SOAP and REST?

What's the Difference Between PUT and POST?

What is the Difference Between PUT and PATCH?

What's the Difference Between JSON and XML?

How Do I Deprecate My REST API?

What's the Difference between CRUD and REST?

What's the difference between gRPC and REST?

How to use an API

What's the difference between an API and SDK?

How to localize your prices with IP Geolocation

Guide to preventing fraud on ecommerce sites

How to localize your ads

How to restrict a website based on user geography

How to localize your website language for visitors

Step by step guide to blocking bots from registration

Why SMTP and MX checks are key for email verification

How to improve email deliverability

What is a catchall email and how does it work?

What is the best way to verify an email?

How can I do an SMTP and MX check?

What is email validation?

How to get a user’s IP address in Python

How to geolocate an IP address in Python

How to validate an email address in Python

How to get an IP address using jQuery

How to do IP geolocation in jQuery

How to do email validation in jQuery

How to get an IP address using Ruby on Rails

How to get an IP address using PHP

How to do IP Geolocation in Ruby on Rails

How Validate Emails in Ruby on Rails

How to geolocate an IP address in PHP

How to validate an email address in PHP

How to geolocate website visitors

What info can you get from an IP address

How accurate is IP Geolocation?

How to detect if an IP address is using a VPN

What are the parts of an IP address?

How to get a visitor's IP address in Ruby

How to validate an email address in Ruby

How to validate email address in JavaScript

How to geolocate an IP address in Ruby

How to geolocate an IP address in JavaScript

How to detect if an IP address is using a proxy

A beginner's guide to web scraping in node.js

Get visitor IP address using Javascript

Our top pick of the best image resizing APIs

Our top alternatives for the now-discontinued Yahoo Finance API.

The best exchange rates APIs of 2020

Time APIs review: The 7 best time APIs to use in 2020

The best crypto currency APIs of 2020

The best APIs of 2020: Reviews and Ratings

Sports API review: The 6 best sports API you should try in 2020

Best weather APIs: Our review of the top 6 APIs you should consider

Best IP geolocation APIs: Our end-to-end comparison of the 6 best APIs

Our review of the top 6 screenshot APIs to use in 2020

The 6 best stock APIs to use in 2020

The 7 best email validation APIs to use in 2020

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