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Get event listeners attached to node using addEventListener
..._element(this);
// add event before to avoid registering if an error is thrown
_super_["addEventListener"].apply(this,arguments);
// adapt to 'elt_listeners' index
useCapture=useCapture?1:0;
if(!listeners[useCapture][type])listeners[useCap...
Bare asterisk in function arguments?
...se. Passing extra positional arguments than the function expects, gives an error of this kind: foo() takes exactly 1 positional argument (2 given)
– Ajay M
May 27 '18 at 1:49
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How to pass command line arguments to a rake task
...don't do this: rake thing:work[1, 2, 3] as it won't work and you'll get an error Don't know how to build task
– rpbaltazar
Sep 29 '16 at 11:30
10
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subtle differences between JavaScript and Lua [closed]
...ist, but I don't see how ~= can provoke subtle bugs. It can provoke syntax errors, but they are not at all subtle.
– kikito
Jan 25 '15 at 20:27
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Why can't strings be mutable in Java and .NET?
... design, implement, and use than mutable classes. They are less prone
to error and are more secure.
[...]
"Immutable objects are simple. An immutable object can be in
exactly one state, the state in which it was created. If you make sure
that all constructors establish class invarian...
Rails: Using build with a has_one association in rails
...ser.build_profile # this will work
user.profile.build # this will throw error
Read the has_one association documentation for more details.
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When is it right for a constructor to throw an exception?
... constructor knows that the object is not ready to be used and there is an error somewhere that needs to be fixed.
Objects that are half-initialised and half-dead just cause problems and issues, as there really is no way for the caller to know. I'd rather have my constructor throw an error when thi...
jQuery - checkbox enable/disable
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$(document).ready(function() {
$('#InventoryMasterError').click(function(event) { //on click
if (this.checked) { // check select status
$('.checkerror').each(function() { //loop through each checkbox
$('#selecctall').attr('disabled', 'disabled');
...
What's the pythonic way to use getters and setters?
..._value(self, value):
if value != int(value):
raise TypeError("protected_value must be an integer")
if 0 <= value <= 100:
self._protected_value = int(value)
else:
raise ValueError("protected_value must be " +
...
Safe (bounds-checked) array lookup in Swift, through optional bindings?
...to access an index that is out of bounds, there is an unsurprising runtime error:
19 Answers
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