I’m trying to make an app for create custom cards. I’d like to add some text over a custom background (a jpg image). What is the best way of doing it? I’d need to show the user a preview of the card before send it to the server. Thanks Answer Use below code to achieve your requirement You ha…
Tag: android
data from sqlite into ArrayList
i am using code this blog to have a draggable list. This tutorial is using a custom DragNDropAdapter that takes the content as an ArrayList. In my listActivity i query a table with returned column name.It has 11 values inserted. i tried to convert it to ArrayList from String[] with many ways such as : or what…
How to print all key and values from HashMap in Android?
I am trying to use HashMap in Android sample project. Now, am doing sample project for learn android. I just store keys and values in HashMap, i want to show the keys and their values in EditView. I followed below code in my sample project. But, first key and value only printing in EditView. In EditView iOS =…
How to find ~/.android/debug.keystore in Mac OS X for Android?
I am very new to Android development. Now am facing this problem in Java Eclipse, Error generating final archive: Debug Certificate expired on 1/11/12 12:52 PM Unknown Android Packaging Problem …
How to scan QRCode in android
I found a tutorial on how to scan a barcode. But in my application I have to scan a QR code. How can I a scan QR code in Android? Answer and in onActivityResult():
How to kill currently running task in android
I am trying to build a task killer type of app in android. I can show the list of currently running task using ActivityManager but facing problem in killing the task. Here is what i am doing to get the list of currently running task : It worked for me But now as I am trying to kill the task
Printing the enum’s name
I’m using eclipse + Android SDK on Ubuntu. I would like to print the name of a sensor type device, there a a lot of them and I want to do it automatically. If I use a I print the (int) type, but I would like the name of the enum. How could I do that? Answer For enumerations, you
calculate number of weeks in a given year
I would like to get the number of weeks in any given year. Even though 52 is accepted as a generalised worldwide answer, the calendars for 2015, 2020 and 2026 actually have 53 weeks. Is there any way that I can calculate this, or any functions that will help me out? Answer According to the wikipedia article o…
Why do I get “must override a superclass method” with @Override?
The following code generates this error message at the public void onClick line. Multiple markers at this line – implements android.view.View.OnClickListener.onClick – The method onClick(View) of type new View.OnClickListener(){} must override a superclass method I can’t understand why. This…
Android Resources Class Memory Usage
I’m making modifications to the Android 4.0 launcher and I have been running into many OutOfMemoryErrors. Since the 4.0.3 update it got much worse (or started, it seems before it was fine, but I never got to test properly) and I have tried many many things to fix it. The error is also in the stock launc…