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Why do we use __init__ in Python classes?
...ing to make sense..is it like how you have to predeclare your variables in java "String left" or something? then once its initialized to the class, you can manipulate the values? Its just a bit confusing when compared to functions because I can just send values to functions and don't need to initial...
What is difference between CrudRepository and JpaRepository interfaces in Spring Data JPA?
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Unable to modify ArrayAdapter in ListView: UnsupportedOperationException
... tried to change the items in the ArrayAdapter, the program crashed, with java.lang.UnsupportedOperationException error. Here is my code:
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Get filename and path from URI from mediastore
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Does not work either: java.lang.UnsupportedOperationException: Unsupported Uri content://com.android.externalstorage.documents/tree/primary%3ADCIM%2FCamera...why the android team made life so difficult
– Leon
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What's the difference between --general-numeric-sort and --numeric-sort options in gnu sort
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Even with LANG=C, I can’t get -n to recognize comma as a thousands separator – “1,000” is treated the same as “1”.
– Scott
Apr 26 '14 at 20:22
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Why use sprintf function in PHP?
... 'blue';
$item = 'pen';
sprintf('I have a %s %s', $color, $item);
But a language like French orders the words differently:
$color = 'bleu';
$item = 'stylo';
sprintf('J\'ai un %2$s %1$s', $color, $item);
(Yes, my French sucks: I learned German in school!)
In reality, you'd use gettext to stor...
dynamically add and remove view to viewpager
...port android.widget.Button;
import android.widget.GridView;
import java.lang.reflect.Array;
import java.util.ArrayList;
public class MainActivity extends AppCompatActivity {
SharedPreferences pref;
SharedPreferences.Editor editor;
GridView gridView;
Button button;
...
Controlling maven final name of jar artifact
...ion - note the User Property:
finalName:
Name of the generated JAR.
Type: java.lang.String
Required: No
User Property: jar.finalName
Default: ${project.build.finalName}
Command Line Usage
You should also be able to use this option on the command line with:
mvn -Djar.finalName=myCustomName ...
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Is the Scala 2.8 collections library a case of “the longest suicide note in history”? [closed]
... = bits map { _.toString + "!" }
displayed: scala.collection.immutable.Set[java.lang.String] = Set(1!, 2!, 3!)
See how you always get the best possible type? If you map Ints to Ints you get again a BitSet, but if you map Ints to Strings, you get a general Set. Both the static type and the runtime ...
How to create a HashMap with two keys (Key-Pair, Value)?
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@pete Joshua Bloch, in Effective Java ch 3. s 9., recommends, "1. Store some constant nonzero value, say, 17, in an int variable called result ...", which works out better collision-wise if it's a prime. See also: stackoverflow.com/questions/3613102/…
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