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Detecting an undefined object property
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Blah, thousands of votes now. This is the worst possible way to do it. I hope passers-by see this comment and decide to check… ahem… other answers.
– Ry-♦
May 14 '14 at 3:05
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creating a random number using MYSQL
I would like to know is there a way to select randomly generated number between 100 and 500 along with a select query.
6 A...
Hide hidden(dot) files in github atom editor
...gs" button of this package and then check the "Hide Ignored Names" choice.
Now go to Edit > Preferences > Core . In the Ignored Names box enter .* this will hide all the files/folders which are usually hidden in other file explorers.
If you want to hide normal files/folders just add them to ...
UnboundLocalError on local variable when reassigned after first use
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global c
as the first line of the function.
As for python 3, there is now
nonlocal c
that you can use to refer to the nearest enclosing function scope that has a c variable.
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Why is it a bad practice to return generated HTML instead of JSON? Or is it?
...r any other similar framework. I've used this approach many times and till now and found the performance satisfactory.
14 A...
I've found my software as cracked download on Internet, what to do?
...download it cracked, and I was wondering if any of you fellow programmers know how to react to such stuff?
48 Answers
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How can I do DNS lookups in Python, including referring to /etc/hosts?
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Does anyone know at which level this lookup is cached? Within Python? Or OS? Or DNS server?
– Simon East
Sep 18 '11 at 9:36
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How to add a new row to an empty numpy array
...ack
arr = np.array([])
arr = np.hstack((arr, np.array([1,2,3])))
# arr is now [1,2,3]
arr = np.vstack((arr, np.array([4,5,6])))
# arr is now [[1,2,3],[4,5,6]]
You also can use the np.concatenate function.
Cheers
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Finding the path of the program that will execute from the command line in Windows
...n folder c:\abcd\happy\ on the system. The folder is on the system path. Now suppose there is another program on the system that's also called X.EXE but is installed in folder c:\windows\ .
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Is it possible to hide extension resources in the Chrome web inspector network tab?
...e solution I was after (I'd have preferred a global setting), but there is now a way to filter out requests from extensions, as mentioned by a commenter on the issue I originally opened.
In the network tab filter box, enter the string -scheme:chrome-extension (as shown below):
This is case-sensi...