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jQuery remove options from select
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It works on either option tag or text field:
$("#idname option[value='option1']").remove();
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How to iterate through SparseArray?
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Take sparseArray.size() in one variable so it will not call size() every time.
– Pratik Butani
Oct 26 '16 at 4:37
4
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Get key by value in dictionary
...h by value if necessary. If you are working with a key:value pair object (call it dictionary, tuple, whatever name for whatever language). In python, it's a fact that you can still index through the values of the structure to find out the corresponding keys.
– Tropicalrambler
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Multiple arguments vs. options object
...ode readability as the litmus test.
For instance, if I have this function call:
checkStringLength(inputStr, 10);
I think that code is quite readable the way it is and passing individual parameters is just fine.
On the other hand, there are functions with calls like this:
initiateTransferProtoc...
How do you enable the escape key close functionality in a Twitter Bootstrap modal?
...e" data-toggle="modal">Open Modal</a>
<div class='modal fade hide' id='my-modal' tabindex='-1'>
<div class='modal-body'>
<div>Test</div>
</div>
</div>
For more info you can view the discussion on this issue on github
(Updated link to new T...
Create array of regex matches
... // Keep a match around that supports any interleaving of hasNext/next calls.
MatchResult pending;
public boolean hasNext() {
// Lazily fill pending, and avoid calling find() multiple times if the
// clients call hasNext() repeatedly before sampling via next(...
How to limit depth for recursive file list?
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Oh yes, definitely it looks wrong know, it didn't though 6 years ago :D I've already commented on stackoverflow.com/a/25618630/57095 that it should be the accepted answer.
– Alberto Zaccagni
Apr 21 '16 at 16:53
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Mockito How to mock and assert a thrown exception?
... state. For example there is an object method that throws exception if you call it the second time. And you need to test to test that it does throw exception during the second method call, not the first one. If it throws MyException during the first method call (in the preparation stage) then it sho...
Rails 4 Authenticity Token
...by looking at the source for request_forgery_protecton.rb, or, more specifically, the following lines:
In Rails 3.2:
# This is the method that defines the application behavior when a request is found to be unverified.
# By default, \Rails resets the session when it finds an unverified request.
def...
Why is “if not someobj:” better than “if someobj == None:” in Python?
... a __nonzero__ special method (as do numeric built-ins, int and float), it calls this method. It must either return a bool value which is then directly used, or an int value that is considered False if equal to zero.
Otherwise, if the object has a __len__ special method (as do container built-ins, l...