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Proper way to use **kwargs in Python
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You can pass a default value to get() for keys that are not in the dictionary:
self.val2 = kwargs.get('val2',"default value")
However, if you plan on using a particular argument with a particular default value, why not use named arguments in the first place?
d...
jQuery AJAX submit form
I have a form with name orderproductForm and an undefined number of inputs.
20 Answers
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How to return a result from a VBA function
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For non-object return types, you have to assign the value to the name of your function, like this:
Public Function test() As Integer
test = 1
End Function
Example usage:
Dim i As Integer
i = test()
If the function re...
What will happen if I modify a Python script while it's running?
...tly misleading explanation, because line X may have different code than before you started the script.
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How to create a bash script to check the SSH connection?
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EDIT: Another approach would be to use nmap (you won't need to have keys or login-stuff):
$ a=`nmap uphost -PN -p ssh | grep open`
$ b=`nmap downhost -PN -p ssh | grep open`
$ echo $a
22/tcp open ssh
$ echo $b
(empty string)
But you'll have to grep the message (nmap does not use the return-val...
Android - startActivityForResult immediately triggering onActivityResult
... activities from the main activity in my app using the call startActivityForResult(intent, ACTIVITY_TYPE) , and they are all working but one.
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Is there a “not equal” operator in Python?
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Use !=. See comparison operators. For comparing object identities, you can use the keyword is and its negation is not.
e.g.
1 == 1 # -> True
1 != 1 # -> False
[] is [] #-> False (distinct objects)
a = b = []; a is b # -> True (same object...
Why an abstract class implementing an interface can miss the declaration/implementation of one of th
...'s methods can be completely missing (i.e. neither an abstract declaration or an actual implementation is present), but the compiler does not complain.
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In Ruby how do I generate a long string of repeated text?
What is the best way to generate a long string quickly in ruby? This works, but is very slow:
2 Answers
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Maximum packet size for a TCP connection
What is the maximum packet size for a TCP connection or how can I get the maximum packet size?
10 Answers
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