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Posts by Sergey Chupov

How to Allow API Calls to Data Service from Cloud Code Only

Today we’re going to take another look at data security configurations in Backendless. In this article, we will talk about how to restrict direct access to your data via API and only expose your custom API endpoints.

by Sergey Chupov on June 18, 2019

Easy Web Services with Backendless

Have you ever wondered why is it often so tedious so make your simple Java app a web server, with the methods becoming the endpoints? You need to add libraries, write additional “web” wrappers, set up a server and a hosting, configure load balancing and much, much more.

by Sergey Chupov on June 11, 2019

How We Store Emojis in Your Database, or Why We Got Rid of the Extended String Data Type

As you may have noticed in our release history, the EXTENDED STRING data type was removed from Backendless Database almost a year ago. To be precise, it was more a merge of the STRING and EXTENDED STRING data than the removal of the latter.

by Sergey Chupov on June 6, 2019

How to Use Async Callback from Backendless Android SDK

From time to time, we see some developers struggle with understanding how the principles of asynchronous work with Backendless. In this post, we’ll try to shed more light on this aspect: describe what async calls are, why you need them and how to properly perform such calls and process the results. This post will be specific…

by Sergey Chupov on May 23, 2019

How to Expire Objects in Data Storage

This post will show you how to implement a kind of “expiration” for your data objects. The strategy is sufficiently abstract, so it’s applicable to any resource you need to expire, including files, logs, and so on. Since the database does not have any built-in expiration mechanism, we’ll have to implement it on our own. Fortunately,…

by Sergey Chupov on May 16, 2019

Improving the Security of Your File Storage

One of the final steps before you release an app is to setup proper security. Specifically, the security of your File Storage is perhaps the most important since it may contain your business logic code (Cloud Code), your public website data, your logs, and any other assets that you probably do not want anyone from…

by Sergey Chupov on May 6, 2019

How to Use Console API to Create a Data Table

If you’ve worked with Backendless API for a while, you may occasionally run into a situation where the functionality you’d like to have isn’t readily available. One such function is the programmatic management of your application’s data tables. For instance, you may need to clear up all the data and recreate the table structure with specific columns…

by Sergey Chupov on May 2, 2019
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