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delete map[key] in go?
...sions = map[string] chan int{};
sessions["moo"] = make (chan int);
_, ok := sessions["moo"];
if ok {
delete(sessions, "moo");
}
}
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Is there a way to give a specific file name when saving a file via cURL?
I am pulling files using curl in the mac OS X terminal and want to give them different names. Is there a way to specify a name, such as a "save as" function when using curl?
...
Center Google Maps (V3) on browser resize (responsive)
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You want another event listener, I think for "center_changed" on the map object, that updates a global variable with the new coordinates, which you can then use in your setCenter.
– duncan
Jan 10 '12 at 11:15
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Detect a finger swipe through JavaScript on the iPhone and Android
...
document.addEventListener('touchmove', handleTouchMove, false);
var xDown = null;
var yDown = null;
function getTouches(evt) {
return evt.touches || // browser API
evt.originalEvent.touches; // jQuery
} ...
How do I include related model fields using Django Rest Framework?
...ializers.ModelSerializer):
teachers = TeacherSerializer(source='teacher_set')
class Meta:
model = Classroom
Note that we use the source argument on the serializer field to specify the attribute to use as the source of the field. We could drop the source argument by instead making...
Size-limited queue that holds last N elements in Java
... libraries: is there a ready-made class that implements a Queue with a fixed maximum size - i.e. it always allows addition of elements, but it will silently remove head elements to accomodate space for newly added elements.
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NameError: name 'self' is not defined
... chosen for the first argument. You can as well replace "self" by "me" or "x".
– Max
May 22 '19 at 20:41
Is there no b...
What is the best way to conditionally apply a class?
... li for each element and a property on the controller called selectedIndex . What would be the best way to add a class to the li with the index selectedIndex in AngularJS?
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How do I change read/write mode for a file using Emacs?
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M-x toggle-read-only
or in more recent versions of Emacs
M-x read-only-mode
On my Windows box, that amounts to Alt-x to bring up the meta prompt and typing "toggle-read-only" to call the correct elisp function.
If you ...