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Getting the name of a variable as a string
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OK, finally got it! Installed using the following pip3 install python-varname==0.1.5; imported using from varname import nameof
– enter_display_name_here
Jun 6 at 2:42
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How to check if an appSettings key exists?
...sNullOrEmpty then your logic for "key doesn't exist" will run when you actually have a key with a blank string value as a valid setting
– nrjohnstone
Jul 7 '16 at 9:28
3
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How to check if object (variable) is defined in R?
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heh. Happens to me all the time when I am testing out examples before posting, Gavin or Josh have already answered it.
– Maiasaura
Feb 20 '12 at 22:17
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How to check if an element is in an array
...ins function has been made into a pair of extension method on Array, which allow you to do either of:
let a = [ 1, 2, 3, 4 ]
a.contains(2) // => true, only usable if Element : Equatable
a.contains { $0 < 1 } // => false
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Hibernate: Automatically creating/updating the db tables based on entity classes
...e schema to follow any changes you make to the Model each time you run the app.
Got this from JavaRanch
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Where are an UIWebView's cookies stored?
I'm building an iPhone app with cookies. Deleting cookies in the Safari settings doesn't delete them. Where are they stored? Is it possible to read them from another UIWebView?
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How to concatenate stdin and a string?
...nt is then:
echo 'http://dx.doi.org/'"$(pbpaste)"
The $(...) syntax is called command substitution. In short, it executes the commands enclosed in a new subshell, and substitutes the its stdout output to where the $(...) was invoked in the parent shell. So you would get, in effect:
echo 'http://...
android: move a view on touch move (ACTION_MOVE)
...ss MyActivity extends Activity implements View.OnTouchListener {
TextView _view;
ViewGroup _root;
private int _xDelta;
private int _yDelta;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
_root = (ViewGroup...
On showing dialog i get “Can not perform this action after onSaveInstanceState”
...yMe;
This may lead to unexpected results in some cases. Better use commitAllowingStateLoss() instead of commit()
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TypeScript typed array usage
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You have an error in your syntax here:
this._possessions = new Thing[100]();
This doesn't create an "array of things". To create an array of things, you can simply use the array literal expression:
this._possessions = [];
Of the array constructor if you want to se...