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What's a standard way to do a no-op in python?
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291
Use pass for no-op:
if x == 0:
pass
else:
print "x not equal 0"
And here's another exam...
How to delete duplicate lines in a file without sorting it in Unix?
...at seen[$0] == 1 after the first time a line is found and then seen[$0] == 2, and so on.
Awk evaluates everything but 0 and "" (empty string) to true. If a duplicate line is placed in seen then !seen[$0] will evaluate to false and the line will not be written to the output.
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Capture Video of Android's Screen
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244
Android 4.4 (KitKat) and higher devices have a shell utility for recording the Android device ...
What does an exclamation mark mean in the Swift language?
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22 Answers
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Is explicitly closing files important?
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129
In your example the file isn't guaranteed to be closed before the interpreter exits. In curren...
How to revert a Git Submodule pointer to the commit stored in the containing repository?
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answered Oct 24 '11 at 23:28
Brian RiehmanBrian Riehman
21.6k22 gold badges2020 silver badges1717 bronze badges
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When annotating a class with @Component, does this mean it is a Spring Bean and Singleton?
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2 Answers
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How to hide databases that I am not allowed to access
...ku - Postgresql database via pgAdmin3 , It lists all the tables (about 2600). Every time I open the pgAdmin3 I have to find my own database.
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