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It is more efficient to use if-return-return or if-else-return?
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201
Since the return statement terminates the execution of the current function, the two forms are e...
How to escape braces (curly brackets) in a format string in .NET
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Guards vs. if-then-else vs. cases in Haskell
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122
From a technical standpoint, all three versions are equivalent.
That being said, my rule of t...
How to tell which commit a tag points to in Git?
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How to get random value out of an array?
I have an array called $ran = array(1,2,3,4);
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SortedList, SortedDictionary and Dictionary
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102
When iterating over the elements in either of the two, the elements will be sorted. Not so wi...
How to remove a field completely from a MongoDB document?
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type object 'datetime.datetime' has no attribute 'datetime'
...b/python2.6/lib-dynload/datetime.so'>
>>> datetime.datetime(2001,5,1)
datetime.datetime(2001, 5, 1, 0, 0)
But, if you import datetime.datetime:
>>> from datetime import datetime
>>> datetime
<type 'datetime.datetime'>
>>> datetime.datetime(2001,5,1) # ...
Batch file to delete files older than N days
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1085
Enjoy:
forfiles -p "C:\what\ever" -s -m *.* -d <number of days> -c "cmd /c del @path"
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Can I bind an array to an IN() condition?
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