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In this post you are going to learn how to access images uploaded to a cloud database via REST APIs and display the images in the app. This is the second post about working with images. You can read the first post here:

Quickly Upload, Display, and Customize Images from the Database with the Built-in Files Collection.

Let’s say you have a list of images, icons, or avatars that you have uploaded to a database. Maybe you are building a contacts app and would like to display employee head shot or just a list of products. Now you would like to display them in your app. In this tutorial we are going to show you how to do that — it’s fast and simple.

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Over the last two weeks, the Appery.io team has updated a number of docs related to the Database, Server Code and Push Notifications APIs. The new format is more user-friendly, making it easier to read and find information. The overview docs and API reference are now separated. This post summarizes what Appery.io Backend Services APIs are available and how to use them.

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Appey.io Server Code is a powerful tool that allows you to write custom server-side business logic for your app. These are the benefits you get when you use Server Code:

• Write and implement any business logic for an app. For example, you can write a script that checks inventory (Database), then sends a push notification, and then sends an e-mail using the SendGrid API
• Quickly test the script during development
• JavaScript is the language used to write the script
• Server Code is based on the popular V8 JavaScript engine. This means you can use any APIs supported by V8
• A Server Code script is instantly exposed via a REST API. This means you can quickly build a custom API

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In this 5-minute video you will learn how to invoke a REST API from the server (instead of directly from the client. There are a number of benefits to invoke an API from the server:

1. JavaScript is the language used to write the script (and you already know JavaScript!)
2. Additional business logic can be added around the API. For example, in addition to sending an SMS, you can also send an email (SendGrid API)
3. The API keys and tokens are secure
4. Script is exposed via REST API (to be invoked from the app)
5. Script has API to access Appery.io Database, Push
6. A script can be saved as a library and used in other scripts
7. Script changes can be made without updating the client (app)
8. It’s tool to write code 🙂

Check out all the other Build in 5 Minutes videos.

Wondering how to access your SQL database from a mobile app? We’ve got the answer. API Express, recently released by Appery.io, can make your existing SQL database RESTful in minutes, allowing you to perform CRUD operations from any external source, whether it’s a mobile app or a web page.

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Mashable recently compiled a list of the best mobile app builders, and Appery.io topped the list of 10 contenders. While we’re quite pleased to be considered #1 as just an app builder, we like to remind people that we are a full mobile app platform with a great suite of seamlessly integrable back-end services. So, with Appery.io, you get the best building tool—and much more.

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