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How to remove all event handlers from an event
...s working code:
public static void ClearEventInvocations(this object obj, string eventName)
{
var fi = obj.GetType().GetEventField(eventName);
if (fi == null) return;
fi.SetValue(obj, null);
}
private static FieldInfo GetEventField(this Type type, string eventName)
{
FieldInfo fiel...
How to turn IDENTITY_INSERT on and off using SQL Server 2008?
...NSERT ... VALUES ... commands started with one SET IDENTITY_INSERT ... ON; string at the beginning. Just don't put any batch separator between.
I don't know why the SET IDENTITY_INSERT ... ON stops working after the sending block (for ex.: .ExecuteNonQuery() in C#). I had to put SET IDENTITY_INSER...
parsing JSONP $http.jsonp() response in angular.js
...
UPDATE: since Angular 1.6
You can no longer use the JSON_CALLBACK string as a placeholder for
specifying where the callback parameter value should go
You must now define the callback like so:
$http.jsonp('some/trusted/url', {jsonpCallbackParam: 'callback'})
Change/access/declare param...
Structs in Javascript
...careful if you use the closure compiler. The tuple can only be accessed as string in this case, because the properties are renamed. (At least in advanced mode)
– kap
Mar 24 '16 at 8:15
...
What is a predicate in c#? [duplicate]
... T object.
For example suppose I have a class:
class Person {
public string Name { get; set; }
public int Age { get; set; }
}
Now let's say I have a List<Person> people and I want to know if there's anyone named Oscar in the list.
Without using a Predicate<Person> (or Linq, ...
How to create UILabel programmatically using Swift?
...
Thank you man, I have a question, if I want to pass a string to self.text inside a class to iniciate like this: myLabel = MyLabel(string: "text")
– Daniel Beltrami
Apr 9 '19 at 17:42
...
How do I get the key at a specific index from a Dictionary in Swift?
...tialize a new array with the keys or values property:
let airportCodes = [String](airports.keys) // airportCodes is ["TYO", "LHR"]
let airportNames = [String](airports.values) // airportNames is ["Tokyo", "London Heathrow"]
...
How can a Javascript object refer to values in itself? [duplicate]
... is a Javascript object. JSON is a method of representing an object with a string (which happens to be valid Javascript code).
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How to open a second activity on click of button in android app
...wrap_content"
android:onClick="sendMessage"
android:text="@string/button" />
In your main activity just add this method:
public void sendMessage(View view) {
Intent intent = new Intent(FromActivity.this, ToActivity.class);
startActivity(intent);
}
And the most importa...
Unable to add window — token android.os.BinderProxy is not valid; is your activity running?
...show our dialog box or ui change.
@Override
protected void onPostExecute(String response_str) {
getActivity().runOnUiThread(new Runnable() {
@Override
public void run() {
if (!((Activity) mContext).isFinishing()) {
try...