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Best Practice: Access form elements by HTML id or name attribute?
...nterface of an HTMLFormElement which has caller getter any namedItem(in DOMString name);. More at whatwg.org/specs/web-apps/current-work/multipage/…
– Anurag
Mar 13 '10 at 3:49
1...
How do I sort an NSMutableArray with custom objects in it?
...eter.
The two objects are just instances of Person. The third object is a string, e.g. @"birthDate".
This function returns an NSComparisonResult: It returns NSOrderedAscending if PersonA.birthDate < PersonB.birthDate. It will return NSOrderedDescending if PersonA.birthDate > PersonB.birthDat...
Format decimal for percentage values?
...
Use the P format string. This will vary by culture:
String.Format("Value: {0:P2}.", 0.8526) // formats as 85.26 % (varies by culture)
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How do I reflect over the members of dynamic object?
... ExpandoObject, the ExpandoObject class actually implements IDictionary<string, object> for its properties, so the solution is as trivial as casting:
IDictionary<string, object> propertyValues = (IDictionary<string, object>)s;
Note that this will not work for general dynamic obj...
What is the difference between Class.this and this in Java
...lass that needs to refer to its outer class's instance.
class Person{
String name;
public void setName(String name){
this.name = name;
}
class Displayer {
String getPersonName() {
return Person.this.name;
}
}
}
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How to make an array of arrays in Java
Hypothetically, I have 5 string array objects:
4 Answers
4
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Send string to stdin
... use a bash alias, you just use the form command_alias <<< "stdin string", otherwise it will say command not found
– Pyrolistical
Feb 12 '14 at 17:26
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Remove duplicates from an array of objects in JavaScript
...ueArray = things.thing.filter((thing, index) => {
const _thing = JSON.stringify(thing);
return index === things.thing.findIndex(obj => {
return JSON.stringify(obj) === _thing;
});
});
Stackblitz Example
sha...
How to use a variable for the key part of a map
... value-part it's even easier, since there is no automagic "convert text to string" happening:
def map = [keyA:A, keyX:X]
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Android Camera Preview Stretched
... SurfaceView implements SurfaceHolder.Callback {
private static final String TAG = "CameraPreview";
private Context mContext;
private SurfaceHolder mHolder;
private Camera mCamera;
private List<Camera.Size> mSupportedPreviewSizes;
private Camera.Size mPreviewSize;
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