Getting package name from application name in android [duplicate] - android

This question already has answers here:
Closed 10 years ago.
Possible Duplicate:
How to get package name from anywhere?
In my project I have selected an application from installed applications in the phone and stored it as a string. But later in the project I need to launch that application for which I need d package name.
Is it possible to get name of the package from application name??
Please help.
Thanks in advance

The package is the only official identity of an application. If you using anything to be a persistent identity of an app, it should be that, not some something else. (You are not clear on what you are currently using, but if by "application name" you mean the label that is shown to the user for the application, that is most definitely not what you should be doing. All the user needs to do is change their locale and poof you are lost. Or install an update to the app that changes its name... like Google Music becoming Play Music.)

Related

How to update/make a live icon in Android app? [duplicate]

This question already has answers here:
Is there any way to dynamically change an app icon like Calendar app does?
(7 answers)
Closed 4 years ago.
I am new to android app development. (please be elaborate)
I want to make a live icon for my weather app which shows current temperature on the icon, just like MIUI calender app which shows date on its icon.
I browsed all over the internet but could not find a way to make a live icon. Even a link to a tutorial would be helpful.
edit:
I don't want to make a widget.
I don't want to change an icon of already published app, by update I meant the app be able to update the icon on the basis of the data it receives.
I want the icon to be dynamic instead of static.
Changing an application icon - Android
Change your application icon. For help follow the link: https://stackoverflow.com/a/10817936/3819836
Change +1 to your version code in manifest file So that users can get application updates for the version we are working for. For more help follow: Versioning Your Applications
Sign APK with an existing keystore (with which you published app to play store). For more help follow: Signing Your Applications
Upload this APK to the play store. Users will get an update for your application and after installing they'll have a changed icon as we've worked for.
In android OS can't provide us way to create a live launcher icon, for example facebook status counter, if you want to use you have to create your own logic, by default android didn't provide
I think, when you're saying 'live icon', you're actually referring to Android Widgets. Take a look at the official documentation for more info - http://developer.android.com/design/patterns/widgets.html .

How to check if an app name is available without taking it?

Is it possible to check if a name is available without choosing it ?
Since I am developing for android, wp8, and iOS at the same time, I wanted to check that the name is available on all three stores first ?
You cant check app name is available to you without entering it, Specially for iOS and WP8.
In android, You may choose same name of app if other developer has published already but package name should be different.
For iOS and WP8, if someone have already created app with that name and not released yet then you cant able to choose same name. And to check this scenario, you need to login in respective store's developer account and check name is available or not by filling required details.
I hope it may help you.

Install Apk only once [duplicate]

This question already has an answer here:
To protect the apk
(1 answer)
Closed 9 years ago.
I want to make my android app apk to be install only once and it should not run on other device if it is copied from first device.Is it possible to do this in android?
Thanks in advance.
No, it is not possible. Apps can be installed and removed as many times the users want them to. Also our code comes into control only after our application gets installed. Hence we cannot determine whether we are getting installed or removed.
You don't have any way to do that if you want your user to be able to install the application
A possible workaround would be to test the DeviceID, and allow the app to proceed only if the DeviceID has been authorized.
Obviously you would have to manage this in your code, and that could become quite cumbersome if you need to authorize numerous devices. Plus I am not sure every device has a DeviceID
see Is there a unique Android device ID? for more information about this
and even take a look at licensing
Its not possible in android ,By using application signature you can't install same signature app if a same signature app is already there.but you can't restrict it to getting installed in other devices.
Just think about it. The application doesn't know whether it is installed already or not.
If you are using an web based application, then assign a value to the database after the installation. (This value should only be known by the device inserting the value at database)
So when your application open next time on another device check the value and prohibit the user. This is the way you can block it.

How to make a Donate version of my app? [duplicate]

This question already has answers here:
Closed 10 years ago.
Possible Duplicate:
Create Free/Paid versions of Application from same code
Im trying to make a donate version of my app on Google Play, but when I go to upload it, it gives me an error that there is already an application with the package name. Is there an easy way to make a duplicate of the app and have a different package name? Thanks.
Another way to handle this, that I've been seeing more and more of, just create a simple app that costs whatever your donation amount is, and link your users to it. It will be something simple, like a thank you card, or even no activity at all. Just remind your users to keep it for more than 20 minutes before deleting it, or it will be refunded.
Google Play uses package names to identify different applications, so you would need to change the package name. If you use Eclipse, it is quite simple to refactor the package name (e.g. if your package name is com.example.test, change it to com.example.test.donate), and then build it again.

Android App Installs Twice [duplicate]

This question already has answers here:
Closed 11 years ago.
Possible Duplicate:
Android application occurs twice in main menu
I'm using the android emulator to test my app and it's installing twice and the icon is duplicated in the application menu. Clicking on either Icon takes me to the same activity within my app. Any ideas on why two icons are showing up in the app menu? I've tried clearing and starting with a new emulator and the same things happens. I checked the manifest file and I only have one activity listed as launcher. Thanks
Android uniquely identifies a application with the application package name. When you change the name of the apps package name and try to install it on a device, android will look for a app with the same package name and if it exists it will update the exisitng aplication otherwise it will consider it a new applicaton. This is from the google documentation about updating apps
If the package name and signing
certificate do not match those of the existing version, Market will
consider it a new application, publish it as such, and will not offer
it to existing users as an update.
So once you decided on the package name, never change it.
This is a link to a application in the android market
https://market.android.com/details?id=com.quintetsolutions
You can notice at the end of the url that the appliations package name is used to refer it in the market.

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