How to save and delete SharedPreferences data in Android Studio

Android Studio is the program that many programmers and designers are using to create mobile applications right now, one of the most amazing qualities of the program is that you can get it for Windows, Linux and MacOs.

If you want to work with this program, we recommend that you also purchase the SQLite program which will help you create a database.

SharedPreferences files are useful for allowing users to modify some settings. Sometimes they are not needed within the app, so they should be deleted.




This procedure is quite simple. Doesn't require many steps, you can save this data as a backup in case you want to change any aspect of the application later.

What should you do to save and delete SharedPreferences data?

You should know that these types of files are usually saved in a folder, which is called «Le my preferences «.

To save them, you have to create a String a which you can easily assign a name that matches the business; eg, " Preferences 1 »To save the correspondent to activity 1.

Once they have been saved, you should use the method " Remove »Or» Clear »To delete them, you just have to provide the name of what you want to delete. During the update you will see that it will return the text " No information «.

The preferences are generally made permanent as long as the application is not deleted or its data is not restored to the main ones at the time of installation.

This process is pretty straightforward. Generally the data is saved during the creation of the application processes and finally only those that, if modified, can damage the functioning of the application are deleted.



Use of shared preferences

The idea of ​​saving this data has become something of a backup for many developers, as it can be reset and help fix any errors within the app's operation.


How to save and delete SharedPreferences data in Android Studio

 

In the same way, allow you to compare the progress of app updates. It allows you to review the previous code and determine where faults are created and how to fix them.

Remember that application development is based on coding the same, you need to create some code before observing the application live, which is why it is so important to back up your data.

Can also be used to develop new applications, obtaining certain codes from them that have worked in other applications and thus facilitate development.

Shared preferences have become a great way to keep applications in check. This means that, being able to work on a template, you can only edit details that have failed in previous versions without damaging the ones that worked correctly.

Disadvantages of using these files

We know these are a record of application creation. Therefore, the fact that they cannot be encrypted by themselves it is a disadvantage, therefore se fall into the wrong hands, any app data you are developing can be plagiarized.

Furthermore, since it is a single file, there is a risk that when it is damaged or lost, all the development contained in it is lost, this makes necessary preserve copies of these files.


How to save and delete SharedPreferences data in Android Studio



 

It is necessary that these are eliminated from the application, keeping them compromises many functions. This is because its existence within the app would mean the possibility of modifying it at the user's liking.


Using Android Studio is something that has become very common among developers, therefore you need to manage all the risks and benefits that can lead.


Android Studio has multiple tools that make the program a developer favorite. One of these is the advantage of being able to start a side business from a main one.


Shared preference files are one of the biggest benefits this software offers. Allows the creators of use data from other successful apps to create new things.

This encourages creation, because it is not necessary to create everything from scratch. Work that has been done in other opportunities can facilitate what you want to do in a new project.

If you wish, you can also search and find other tools which, like Android Studio, are responsible for developing, designing and building mobile applications.

 


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