In my case, I develope on Eclipse 3.6 under Ubuntu 10.04. A HTC Wildfire have been purchased recently, so I can develope my exercises using ...
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Play mp3 in SD Card, using Android's MediaPlayer
In the exercise " Android MediaPlayer ", the application play mp3 file in /res/raw folder. In this exercise, it will be modified t...
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Instance two object from the same custom view class
In the exercise " Custom View with User Interaction ", ONE custom view was instanced to engage the whole screen (Activity). Here, ...
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Android MediaPlayer
The exercise play, pause and stop a mp3 file in /res/raw folder, using android.media.MediaPlayer . First of all, copy a mp3 file in /res/raw...
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More on Generate a mirror image using Matrix.postConcat()
More function of mirror image, such as mirror about X axis, mirror about center, will be as in this exercise; base on the last exercise ...
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Generate a mirror image using Matrix.postConcat()
Generate a mirror image using Matrix.postConcat() We can use the matrix below, with the Matrix.postConcat() to generate a mirror image about...
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Skew bitmap image, using Matrix
To generate a skewed bitmap, Matrix.postSkew() can be used. Extend the last exercisse " Rotate bitmap image, using Matrix ". Modif...
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Rotate bitmap image, using Matrix
Here Rotating function is going to be added on the last exercise " Scale bitmap image, using Matrix ". It's a SeekBar on the s...
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Scale bitmap image, using Matrix
Modify the last exercise " Load bitmap file from SD Card ", to implement function to post-scale the bitmap image using Matrix. In ...
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Load bitmap file from SD Card
In last exercise " Save file to SD Card ", a file have been saved in SD Card. In this exercise, the bitmap file in SD Card will be...
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Save file to SD Card
In the previous exercises " Load ImageView with bitmap from internet " and " Generate QR code using Google Chart API ", ...
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App Inventor for Android - create mobile applications without having to write any code!
App Inventor is a new tool in Google Labs that makes it easy for anyone—programmers and non-programmers, professionals and students—to cr...
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Generate QR code using Google Chart API
The Google Chart API lets you dynamically generate charts with a URL string. You can embed these charts on your web page, or download the i...
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Example of MultiAutoCompleteTextView
MultiAutoCompleteTextView is an editable text view, extending AutoCompleteTextView, that can show completion suggestions for the substring ...
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About Me: PackageInfo.versionName and PackageInfo.versionCode
PackageManager is a class for retrieving various kinds of information related to the application packages that are currently installed on t...
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Load ListView in background AsyncTask
Refer to the old exercise " ListView with icon loaded from internet ", it's a time-consume task to load bitmap from internet. ...
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Read RSS in background, using AsyncTask
Here is a further work of the previous exercise " Simple RSS Reader, with Options Menu to reload RSS ", with the help of " As...
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AsyncTask: perform background operations and publish results on the UI thread
This exercise have the same effect of " Android background thread, by extending Thread " and " Android background thread, by ...
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