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MongoDB SELECT COUNT GROUP BY
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_id represents a default param for encapsulating multiple fields?
– Eugen Sunic
Dec 9 '18 at 15:14
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Android: Difference between Parcelable and Serializable?
...ce and add override methods. The problem with this approach is that reflection is used and it is a slow process. This method creates a lot of temporary objects and causes quite a bit of garbage collection. However, Serializable interface is easier to implement.
Look at the example below (Serializab...
Show Image View from file path?
...Test);
myImage.setImageBitmap(myBitmap);
}
And include this permission in the manifest file:
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
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impr...
Running junit tests in parallel in a Maven build?
...sing JUnit 4.4 and Maven and I have a large number of long-running integration tests.
10 Answers
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Remove an onclick listener
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/**
* Remove an onclick listener
*
* @param view
* @author malin.myemail@gmail.com
* @website https://github.com/androidmalin
* @data 2016-05-16
*/
public static void unBingListener(View view) {
if (view != null) {
try {
if (view.hasOn...
How to add an image to a JPanel?
...import java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.imageio.ImageIO;
import javax.swing.JPanel;
public class ImagePanel extends JPanel{
private BufferedImag...
Write text files without Byte Order Mark (BOM)?
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My.Computer.FileSystem.WriteAllText is an exception in this regard, guessing for backwards VB compatibility perhaps? File.WriteAllText defaults to UFT8NoBOM.
– jnm2
Jun 6 '16 at 10:13
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LEFT OUTER joins in Rails 3
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Doesn't select need a param? Shouldn't this be select('posts.*')?
– Kevin Sylvestre
Mar 26 '15 at 20:08
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Convert InputStream to byte array in Java
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You can use Apache Commons IO to handle this and similar tasks.
The IOUtils type has a static method to read an InputStream and return a byte[].
InputStream is;
byte[] bytes = IOUtils.toByteArray(is);
Internally this creates a ByteArrayOutputStream...
Generate a random alphanumeric string in Cocoa
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Here's a quick and dirty implementation. Hasn't been tested.
NSString *letters = @"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
-(NSString *) randomStringWithLength: (int) len {
NSMutableString *randomString = [NSMutableString string...