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How to determine if a number is a prime with regex?
I found the following code example for Java on RosettaCode :
4 Answers
4
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Maven artifact and groupId naming
...or groupId (since such are quite unique) with all the constrains regarding Java packages names
project name as artifactId (keeping in mind that it should be jar-name friendly i.e. not contain characters that maybe invalid for a file name or just look weird)
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How to use icons and symbols from “Font Awesome” on Native Android Application
...height="wrap_content"
android:textSize="48sp"
android:text="P" />
java:
Typeface typeface = Typeface.createFromAsset(getAssets(), "icomoon.ttf");
textView.setTypeface(typeface);
I've given a talk on making beautiful Android apps, which includes explanation on using icon fonts, plus addin...
Lightweight XML Viewer that can handle large files [closed]
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Ok, I tried it. I have to say I really hate vanilla Java GUIs, and JEdit is Java GUI to the core. That said it does seem to do it's parsing on a background thread, and shows what it can as soon as it has it. So it starts showing my 30MB file within 2-3 seconds.... [continued]
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How do I create a transparent Activity on Android?
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In my case, i have to set the theme on the runtime in java based on some conditions. So I created one theme in style (similar to other answers):
<?xml version="1.0" encoding="utf-8"?>
<resources>
<style name="Theme.Transparent" parent="android:Theme">
&l...
Real-world examples of recursion [closed]
...ively finding files, deleting files, creating directories, etc.
Here is a Java implementation that recursively prints out the content of a directory and its sub-directories.
import java.io.File;
public class DirectoryContentAnalyserOne implements DirectoryContentAnalyser {
private static Str...
How to delete all datastore in Google App Engine?
...to the Python app engine. Does anybody know how a shortcut for doing it in Java? (In the meantime, JohnIdol's suggestion works well.)
– mgiuca
Apr 29 '11 at 7:44
2
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Making TextView scrollable on Android
...ext="@string/hello"
/>
</LinearLayout>
File WordExtractTest.java
public class WordExtractTest extends Activity {
TextView tv1;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedI...
Android: ProgressDialog.show() crashes with getApplicationContext
...show();
}
});
I don't fully understand the workings of Java so i could be wrong, but I'm guessing that for my specific situation the cause could have been related to the fact that the above snippet was defined in an Abstract Activity class; inherited and used by many Activities, ...
Does anyone still use [goto] in C# and if so why? [closed]
...block around it, etc. (see this question for details). As a side note, the Java language designers decided to ban goto completely and introduce a labeled break statement instead.
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