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Difference between method and function in Scala
...nd co-variant on the result.
That variance means that a Function1[Seq[T], String] is a subtype of Function1[List[T], AnyRef]. Being a subtype means it can be used in place of it. One can easily see that if I'm going to call f(List(1, 2, 3)) and expect an AnyRef back, either of the two types above w...
PowerShell Script to Find and Replace for all Files with a Specific Extension
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This powershell example looks for all instances of the string "\foo\" in a folder and its subfolders, replaces "\foo\" with "\bar\" AND DOES NOT REWRITE files that don't contain the string "\foo\" This way you don't destroy the file last update datetime stamps where the string w...
How to resize Image in Android?
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public Bitmap resizeBitmap(String photoPath, int targetW, int targetH) {
BitmapFactory.Options bmOptions = new BitmapFactory.Options();
bmOptions.inJustDecodeBounds = true;
BitmapFactory.decodeFile(photoPath, bmOptions);
int photoW = bm...
Unable to modify ArrayAdapter in ListView: UnsupportedOperationException
...bstractList (List) which cannot be modified.
Solution
Use an ArrayList<String> instead using an array while initializing the ArrayAdapter.
String[] array = {"a","b","c","d","e","f","g"};
ArrayList<String> lst = new ArrayList<String>(Arrays.asList(array));
final ArrayAdapter<S...
Difference between case object and object
...lt implementations of serialization
a prettier default implementation of toString, and
the small amount of functionality that they get from automatically inheriting from scala.Product.
Pattern matching, equals and hashCode don't matter much for singletons (unless you do something really degener...
How to load local html file into UIWebView
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probably it is better to use NSString and load html document as follows:
Objective-C
NSString *htmlFile = [[NSBundle mainBundle] pathForResource:@"sample" ofType:@"html"];
NSString* htmlString = [NSString stringWithContentsOfFile:htmlFile encoding:NSUTF8...
How do I convert NSInteger to NSString datatype?
How does one convert NSInteger to the NSString datatype?
9 Answers
9
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How do I enable/disable log levels in Android?
...ay hurt your performance if it's in some hot code path. Even things like toString() or String.format() can be significant.
– Błażej Czapp
Jul 6 '12 at 16:34
...
C# namespace alias - what's the point?
...Main() {
Handy h = new Handy(); // prove available
string test = "abc";
test.DoSomething(); // prove available
}
}
}
namespace Foo {
static class TypeOne {
public static void DoSomething(this string value) { }
}
class Ha...
Live character count for EditText
... //This sets a textview to the current length
mTextView.setText(String.valueOf(s.length()));
}
public void afterTextChanged(Editable s) {
}
};
you set the TextWatcher for the edittext with
mEditText.addTextChangedListener(mTextEditorWatcher);
...